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20851 Zip Code (Rockville, MD) Detailed Profile




Cities: Rockville, MD (86.58%), Aspen Hill, MD (7.13%), North Bethesda, MD (6.29%)
County: Montgomery County, MD
Estimated zip code population in 2017: 15,407
Zip code population in 2010: 14,191
Zip code population in 2000: 13,038

Houses and condos: 5,234
Renter-occupied apartments: 2,150
% of renters here:

44%
State:

33%
March 2019 cost of living index in zip code 20851: 184.6 (very high, U.S. average is 100)

Land area: 2.4 sq. mi.
Water area: 0.0 sq. mi.
Population density: 6,492 people per square mile 
 
 (high).

Age and Sex of Residents in zip code 20851
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Real estate property taxes paid for housing units in 2017:
This zip code:

0.9% ($3,765)
Maryland:

1.1% ($3,336)
Median real estate property taxes paid for housing units with mortgages in 2017: $3,716 (0.9%)
Median real estate property taxes paid for housing units with no mortgage in 2017: $3,845 (1.0%)

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Males: 7,803  (50.7%)
Females: 7,603  (49.3%)

For population 25 years and over in 20851:

  • High school or higher: 81.3%
  • Bachelor's degree or higher: 44.8%
  • Graduate or professional degree: 20.9%
  • Unemployed: 5.3%
  • Mean travel time to work (commute): 34.3 minutes

For population 15 years and over in 20851:

  • Never married: 39.6%
  • Now married: 43.9%
  • Separated: 1.0%
  • Widowed: 4.4%
  • Divorced: 11.1%

Zip code 20851 compared to state average:

  • Black race population percentage significantly below state average.
  • Hispanic race population percentage significantly above state average.
  • Length of stay since moving in significantly above state average.
  • House age significantly below state average.
  • Races in zip code 20851 (2017)
    • 5,85044.9%White
    • 4,43134.0%Hispanic or Latino
    • 2,14216.4%Asian
    • 1,32610.2%Black
    • 3252.5%Two or more races
    • 520.4%American Indian
    • 510.4%Some other race
    • 140.1%Native Hawaiian and Other
      Pacific Islander
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Data:
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Based on 2000-2020 data
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123
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100% urban population.

Estimated median house/condo value in 2017: $401,239
20851:

$401,239
Maryland:

$312,500



According to our research of Maryland and other state lists, there were 11 registered sex offenders living in 20851 zip code as of September 24, 2020.
The ratio of all residents to sex offenders in zip code 20851 is 1,381 to 1.
The ratio of registered sex offenders to all residents in this zip code is lower than the state average.


Median resident age:
This zip code:

35.0 years
Maryland median age:

38.7 years
Average household size:
This zip code:

3.1 people
Maryland:

2.7 people

Averages for the 2012 tax year for zip code 20851, filed in 2013:

Average Adjusted Gross Income (AGI) in 2012: $50,181 (Individual Income Tax Returns)
Here:

$50,181
State:

$72,703

Salary/wage: $50,559 (reported on 82.0% of returns)
Here:

$50,559
State:

$62,228
(% of AGI for various income ranges: 74.2% for AGIs below $25k, 85.5% for AGIs $25k-50k, 83.0% for AGIs $50k-75k, 83.1% for AGIs $75k-100k, 84.5% for AGIs $100k-200k, 76.8% for AGIs over 200k)

Taxable interest for individuals: $647 (reported on 33.1% of returns)
This zip code:

$647
Maryland:

$1,413
(% of AGI for various income ranges: 0.5% for AGIs below $25k, 0.3% for AGIs $25k-50k, 0.5% for AGIs $50k-75k, 0.4% for AGIs $75k-100k, 0.5% for AGIs $100k-200k, 0.3% for AGIs over 200k)

Ordinary dividends: $2,853 (reported on 15.3% of returns)
Here:

$2,853
State:

$6,933
(% of AGI for various income ranges: 0.6% for AGIs below $25k, 0.4% for AGIs $25k-50k, 0.8% for AGIs $50k-75k, 1.0% for AGIs $75k-100k, 1.0% for AGIs $100k-200k, 1.8% for AGIs over 200k)

Net capital gain/loss in AGI: +$1,453 (reported on 10.9% of returns)
Here:

+$1,453
State:

+$14,830
(% of AGI for various income ranges: 0.3% for AGIs $100k-200k, 2.7% for AGIs over 200k)

Profit/loss from business: +$9,769 (reported on 22.9% of returns)
Here:

+$9,769
State:

+$12,606
(% of AGI for various income ranges: 18.7% for AGIs below $25k, 4.2% for AGIs $25k-50k, 2.5% for AGIs $50k-75k, 2.9% for AGIs $75k-100k, 2.7% for AGIs $100k-200k, 3.0% for AGIs over 200k)

Taxable individual retirement arrangement distribution: $11,364 (reported on 5.4% of returns)
20851:

$11,364
Maryland:

$17,065
(% of AGI for various income ranges: 1.0% for AGIs below $25k, 0.7% for AGIs $25k-50k, 1.0% for AGIs $50k-75k, 1.6% for AGIs $75k-100k, 1.8% for AGIs $100k-200k)

Self-employment retirement plans: $11,700 (reported on 0.5% of returns)
20851:

$11,700
Maryland:

$24,439

Total itemized deductions: $20,665 (25% of AGI, reported on 40.8% of returns)
Here:

$20,665
State:

$27,886

Here:

24.9% of AGI
State:

22.8% of AGI
(% of AGI for various income ranges: 13.3% for AGIs below $25k, 16.5% for AGIs $25k-50k, 17.4% for AGIs $50k-75k, 18.7% for AGIs $75k-100k, 17.3% for AGIs $100k-200k, 15.0% for AGIs over 200k)

Charity contributions: $2,458 (reported on 31.5% of returns)
Here:

$2,458
State:

$4,452
(% of AGI for various income ranges: 0.8% for AGIs below $25k, 1.4% for AGIs $25k-50k, 1.5% for AGIs $50k-75k, 1.8% for AGIs $75k-100k, 1.7% for AGIs $100k-200k, 1.7% for AGIs over 200k)

Taxes paid: $7,792 (reported on 40.7% of returns)
20851:

$7,792
State:

$11,690
(% of AGI for various income ranges: 2.0% for AGIs below $25k, 4.0% for AGIs $25k-50k, 5.7% for AGIs $50k-75k, 7.3% for AGIs $75k-100k, 8.1% for AGIs $100k-200k, 8.3% for AGIs over 200k)

Earned income credit: $2,061 (reported on 14.7% of returns)
Here:

$2,061
State:

$2,199
(% of AGI for various income ranges: 4.9% for AGIs below $25k, 0.9% for AGIs $25k-50k)

Percentage of individuals using paid preparers for their 2012 taxes: 54.2%
Here:

54%
State:

52%
(% for various income ranges: 59.2% for AGIs below $25k, 56.6% for AGIs $25k-50k, 54.3% for AGIs $50k-75k, 48.5% for AGIs $75k-100k, 38.8% for AGIs $100k-200k, 46.2% for AGIs over 200k)

Averages for the 2004 tax year for zip code 20851, filed in 2005:

Average Adjusted Gross Income (AGI) in 2004: $44,837 (Individual Income Tax Returns)
Here:

$44,837
State:

$60,339

Salary/wage: $42,687 (reported on 85.7% of returns)
Here:

$42,687
State:

$52,211
(% of AGI for various income ranges: 90.4% for AGIs below $10k, 80.0% for AGIs $10k-25k, 82.2% for AGIs $25k-50k, 83.9% for AGIs $50k-75k, 85.9% for AGIs $75k-100k, 76.7% for AGIs over 100k)

Taxable interest for individuals: $803 (reported on 45.9% of returns)
This zip code:

$803
Maryland:

$1,701
(% of AGI for various income ranges: 2.1% for AGIs below $10k, 1.0% for AGIs $10k-25k, 0.7% for AGIs $25k-50k, 0.7% for AGIs $50k-75k, 0.6% for AGIs $75k-100k, 1.0% for AGIs over 100k)

Taxable dividends: $1,996 (reported on 20.2% of returns)
Here:

$1,996
State:

$4,235
(% of AGI for various income ranges: 1.3% for AGIs below $10k, 0.6% for AGIs $10k-25k, 0.7% for AGIs $25k-50k, 0.6% for AGIs $50k-75k, 0.7% for AGIs $75k-100k, 1.5% for AGIs over 100k)

Net capital gain/loss: +$5,070 (reported on 14.1% of returns)
Here:

+$5,070
State:

+$15,888
(% of AGI for various income ranges: -0.6% for AGIs below $10k, -0.3% for AGIs $10k-25k, -0.1% for AGIs $25k-50k, 0.6% for AGIs $50k-75k, 0.2% for AGIs $75k-100k, 5.1% for AGIs over 100k)

Profit/loss from business: +$10,500 (reported on 15.5% of returns)
Here:

+$10,500
State:

+$12,221
(% of AGI for various income ranges: 14.3% for AGIs below $10k, 9.3% for AGIs $10k-25k, 3.9% for AGIs $25k-50k, 2.8% for AGIs $50k-75k, 1.7% for AGIs $75k-100k, 3.0% for AGIs over 100k)

IRA payment deduction: $2,674 (reported on 2.8% of returns)
20851:

$2,674
Maryland:

$2,968
(% of AGI for various income ranges: 0.3% for AGIs $10k-25k, 0.3% for AGIs $25k-50k, 0.2% for AGIs $50k-75k, 0.2% for AGIs $75k-100k, 0.1% for AGIs over 100k)

Self-employed pension: $7,508 (reported on 0.9% of returns)
Here:

$7,508
Maryland:

$17,155

Total itemized deductions: $17,542 (26% of AGI, reported on 48.4% of returns)
Here:

$17,542
State:

$22,960

Here:

26.3% of AGI
State:

23.3% of AGI
(% of AGI for various income ranges: 15.1% for AGIs below $10k, 17.3% for AGIs $10k-25k, 21.8% for AGIs $25k-50k, 20.6% for AGIs $50k-75k, 19.5% for AGIs $75k-100k, 15.9% for AGIs over 100k)

Charity contributions deductions: $2,360 (3% of AGI, reported on 40.1% of returns)
Here:

$2,360
State:

$4,031

Here:

3.3% of AGI
State:

3.9% of AGI
(% of AGI for various income ranges: 0.6% for AGIs below $10k, 1.8% for AGIs $10k-25k, 2.2% for AGIs $25k-50k, 2.1% for AGIs $50k-75k, 2.3% for AGIs $75k-100k, 2.1% for AGIs over 100k)

Total tax: $5,997 (reported on 78.1% of returns)
20851:

$5,997
State:

$10,167
(% of AGI for various income ranges: 3.6% for AGIs below $10k, 4.6% for AGIs $10k-25k, 6.8% for AGIs $25k-50k, 9.7% for AGIs $50k-75k, 10.8% for AGIs $75k-100k, 15.6% for AGIs over 100k)

Earned income credit: $1,593 (reported on 12.5% of returns)
Here:

$1,593
State:

$1,700

Percentage of individuals using paid preparers for their 2004 taxes: 49.3%
Here:

49%
State:

55%
(% for various income ranges: 40.4% for AGIs below $10k, 57.3% for AGIs $10k-25k, 54.3% for AGIs $25k-50k, 47.1% for AGIs $50k-75k, 41.4% for AGIs $75k-100k, 42.8% for AGIs over 100k)

Estimated median household income in 2017:
This zip code:

$89,006
Maryland:

$80,776
Rockville, MD (20851) map Nearest zip codes: 20852, 20853, 20896, 20855, 20850, 20906.
Rockville Zip Code Map

Percentage of family households:
This zip code:

54.0%
Maryland:

48.9%
Percentage of households with unmarried partners:
This zip code:

8.7%
Maryland:

5.3%
Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
  • Lesbian couples: 0.1% of all households
  • Gay men: 0.8% of all households

Household received Food Stamps/SNAP in the past 12 months: 335
Household did not receive Food Stamps/SNAP in the past 12 months: 4,627


Women who had a birth in the past 12 months: 319 (173 now married, 144 unmarried)
Women who did not have a birth in the past 12 months: 3,295 (1,501 now married, 1,791 unmarried)


Housing units in zip code 20851 with a mortgage: 2,075 (23 second mortgage, 316 home equity loan, 12 both second mortgage and home equity loan)
Houses without a mortgage: 704

Median monthly owner costs for units with a mortgage: $2,034
Median monthly owner costs for units without a mortgage: $627

Residents with income below the poverty level in 2017:
This zip code:

9.4%
Whole state:

9.3%
Residents with income below 50% of the poverty level in 2017:
This zip code:

4.9%
Whole state:

4.7%
Median number of rooms in houses and condos:
Here:

7.0
State:

7.2
Median number of rooms in apartments:
Here:

4.4
State:

4.4
  • Notable locations in this zip code not listed on our city pages

  • Click to draw/clear zip code borders
  • Notable locations in zip code 20851: Rockville Civic Center (A), Montgomery County Board of Elections (B), Twinbrook Library (C). Display/hide their locations on the map

    Shopping Center: Twinbrook Shopping Center (1). Display/hide its location on the map

    Churches in zip code 20851 include: Beth Tikva Synagogue (A), First Church of God (B), Rockville United Church (C), Bethesda Korean Presbyterian Church (D), Crusader Lutheran Church (E), Seventh Day Adventist Rockville Spanish Church (F), Twinbrook Baptist Church (G), Twinbrook Community Church (H). Display/hide their locations on the map

    Cemeteries: Saint Marys Cemetery (1), Union Armory Cemetery (2). Display/hide their locations on the map

    Parks in zip code 20851 include: Calvin Park (1), Twinbrook Park (2), Hillcrest Park (3), Rockcrest Park (4), Silver Rock Park (5). Display/hide their locations on the map

Year house built
  • Year house built (houses)
  • 512014 or later
  • 1792010 to 2013
  • 2932000 to 2009
  • 3051990 to 1999
  • 2971980 to 1989
  • 5151970 to 1979
  • 7991960 to 1969
  • 2,3871950 to 1959
  • 3311940 to 1949
  • 331939 or earlier

Zip code 20851 satellite photo by USGS

Owner-occupied Renter-occupied
Bedrooms in owner-occupied houses and condos in Rockville, MD (20851)
  • Bedrooms in owner-occupied houses and condos in Rockville, MD (20851)
  • 0no bedroom
  • 221 bedroom
  • 1342 bedrooms
  • 1,3593 bedrooms
  • 1,0874 bedrooms
  • 3665+ bedrooms
Bedrooms in renter-occupied apartments in Rockville, MD (20851)
  • Bedrooms in renter-occupied apartments in Rockville, MD (20851)
  • 67no bedroom
  • 4271 bedroom
  • 8182 bedrooms
  • 3913 bedrooms
  • 2314 bedrooms
  • 1085+ bedrooms
Owner-occupied Renter-occupied
Cars and other vehicles available in Rockville, MD (20851) in owner-occupied houses/condos
  • Cars and other vehicles available in Rockville, MD (20851) in owner-occupied houses/condos
  • 82no vehicle
  • 8491 vehicle
  • 1,1932 vehicles
  • 4503 vehicles
  • 1324 vehicles
  • 775+ vehicles
Cars and other vehicles available in Rockville, MD (20851) in renter-occupied apartments
  • Cars and other vehicles available in Rockville, MD (20851) in renter-occupied apartments
  • 256no vehicle
  • 1,0081 vehicle
  • 7452 vehicles
  • 873 vehicles
  • 224 vehicles
  • 335+ vehicles

  • Zip code 20851 household income distribution in 2017

  • Zip code 20851 household income distribution in 2017
  • 145Less than $10,000
  • 67$10,000 to $14,999
  • 67$15,000 to $19,999
  • 52$20,000 to $24,999
  • 194$25,000 to $29,999
  • 156$30,000 to $34,999
  • 135$35,000 to $39,999
  • 184$40,000 to $44,999
  • 240$45,000 to $49,999
  • 532$50,000 to $59,999
  • 377$60,000 to $74,999
  • 704$75,000 to $99,999
  • 476$100,000 to $124,999
  • 601$125,000 to $149,999
  • 645$150,000 to $199,999
  • 442$200,000 or more
  • Estimate of home value of owner-occupied houses/condos in 2017 in zip code 20851

  • Estimate of home value of owner-occupied houses/condos in 2017 in zip code 20851
  • 16$50,000 to $59,999
  • 15$80,000 to $89,999
  • 13$175,000 to $199,999
  • 85$200,000 to $249,999
  • 296$250,000 to $299,999
  • 1,896$300,000 to $399,999
  • 572$400,000 to $499,999
  • 162$500,000 to $749,999
  • 18$2,000,000 or more
  • Rent paid by renters in 2017 in zip code 20851

  • Rent paid by renters in 2017 in zip code 20851
  • 8$200 to $249
  • 57$400 to $449
  • 5$550 to $599
  • 46$650 to $699
  • 62$700 to $749
  • 36$900 to $999
  • 141$1,000 to $1,249
  • 665$1,250 to $1,499
  • 1,005$1,500 to $1,999
  • 215$2,000 to $2,499
  • 54$2,500 to $2,999
  • 10$3,000 to $3,499
  • 56No cash rent

Median gross rent in 2017: $1,743.


Median price asked for vacant for-sale houses and condos in 2017: $475,792.

Estimated median house (or condo) value in 2017 for:

  • White Non-Hispanic householders: $398,913
  • Black or African American householders: $388,578
  • American Indian or Alaska Native householders: $710,499
  • Asian householders: $421,391
  • Some other race householders: $389,095
  • Two or more races householders: $374,885
  • Hispanic or Latino householders: $405,372

Estimated median house or condo value in 2017: $401,239
20851:

$401,239
Maryland:

$312,500
Lower value quartile - upper value quartile: $355,699 - $435,354

Mean price in 2017:

Detached houses: $417,570
Here:

$417,570
State:

$424,848

Townhouses or other attached units: $427,584
Here:

$427,584
State:

$250,809
Owners and renters by unit type in zip code 20851

Housing units in structures:

  • One, detached: 3,375
  • One, attached: 201
  • Two: 4
  • 3 or 4: 15
  • 5 to 9: 322
  • 10 to 19: 896
  • 20 to 49: 63
  • 50 or more: 354

Unemployment: 5.3%

  • Means of transportation to work in zip code 20851

  • Means of transportation to work in zip code 20851
  • 61.7%5,289Drove a car alone
  • 14.1%1,206Carpooled
  • 8.0%686Bus or trolley bus
  • 9.8%840Subway or elevated
  • 0.5%44Railroad
  • 0.2%20Taxi
  • 0.2%13Motorcycle
  • 0.4%33Bicycle
  • 1.6%141Walked
  • 0.2%15Other means
  • 2.7%230Worked at home
  • Travel time to work (commute) in zip code 20851

  • Travel time to work (commute) in zip code 20851
  • 23Less than 5 minutes
  • 3595 to 9 minutes
  • 74410 to 14 minutes
  • 75415 to 19 minutes
  • 1,37420 to 24 minutes
  • 47525 to 29 minutes
  • 1,14330 to 34 minutes
  • 29035 to 39 minutes
  • 33240 to 44 minutes
  • 1,39945 to 59 minutes
  • 1,26460 to 89 minutes
  • 15690 or more minutes

Percentage of zip code residents living and working in this county: 69.1%

Household type by relationship:

Households: 15,384
  • In family households: 13,477 (1,764 male householders, 1,696 female householders)
    2,340 spouses, 4,909 children (4,648 natural, 101 adopted, 161 stepchildren), 165 grandchildren, 437 brothers or sisters, 297 parents, 568 other relatives, 1,212 non-relatives
  • In nonfamily households: 1,897 (682 male householders (569 living alone)), 793 female householders (614 living alone)), 421 nonrelatives
  • In group quarters: 27 (0 institutionalized population)

Size of family households: 1,170 2-persons, 816 3-persons, 682 4-persons, 372 5-persons, 133 6-persons, 282 7-or-more-persons

Size of nonfamily households: 1,183 1-person, 254 2-persons, 31 3-persons, 6 4-persons

2,021 married couples with children.
1,153 single-parent households (365 men, 788 women).

41.7% of residents of 20851 zip code speak English at home.
35.0% of residents speak Spanish at home (46% very well, 16% well, 26% not well, 12% not at all).
7.6% of residents speak other Indo-European language at home (75% very well, 19% well, 5% not well, 1% not at all).
12.2% of residents speak Asian or Pacific Island language at home (66% very well, 19% well, 8% not well, 7% not at all).
3.9% of residents speak other language at home (92% very well, 4% well, 4% not well).

Foreign born population: 6,727 (43.7%)
(30.6% of them are naturalized citizens)
This zip code:

43.7%
Whole state:

15.3%
Most common places of birth for foreign-born residents
  • 28%Costa Rica
  • 8%Burma
  • 7%Guatemala
  • 5%Bangladesh
  • 4%Guyana
  • 3%Brazil
  • 3%Argentina
Most common first ancestries reported in 20851
  • 5%European
  • 3%German
  • 3%American
  • 2%Iraqi
  • 2%Irish
  • 1%Ugandan
  • 1%African
Year of entry for the foreign-born population
  • Year of entry for the foreign-born population
  • 2,2502010 or later
  • 2,2642000 to 2009
  • 1,4051990 to 1999
  • 1,286Before 1990

Zip code 20851 topographic map

There are 37 Medical Specialists in Zip Code 20851.

Facilities with environmental interests located in this zip code:

  • MCCORMICK PAINT WORKS COMPANY (2355 LEWIS AVENUE in ROCKVILLE, MD)
    AIR MINOR (AIRS/AFS)
    STATE MASTER (Maryland Permits tracking) - NPDES STORMWATER PERMIT
    STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
    CRITERIA AND HAZARDOUS AIR POLLUTANT INVENTORY (Inventory of air pollution sources)
    Large Quantity Generators, more that 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
    TRANSPORTER (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
    TRI REPORTER (Tracking of toxic chemicals releasing facilities)
    Business SIC classification: PAINTS, VARNISHES, LACQUERS, ENAMELS, AND ALLIED PRODUCTS
    Business NAICS classification: PAINT AND COATING MANUFACTURING.
    Alternative names: MCCORMICK PAINT WKS
  • MEADOW HALL ELEMENTARY SCHOOL (951 TWINBROOK PARKWAY in ROCKVILLE, MD)
    AIR MINOR (AIRS/AFS)
    STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
    (National Center for Education Statistics) - STATE ID-150212
    Business SIC classification: ELEMENTARY AND SECONDARY SCHOOLS
    Organizations: MONTGOMERY COUNTY PUBLIC SCHOOLS (SCHOOL DISTRICT)
  • BURGANDY PARK LAUNDRY (816 BALTIMORE ROAD in ROCKVILLE, MD)
    AIR MINOR (AIRS/AFS)
    STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
    Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
    Business SIC classification: DRYCLEANING PLANTS, EXCEPT RUG CLEANING
    Organizations: OPERNAME (CONTACT/OPERATOR) , OWNERNAME (CONTACT/OWNER)
    Alternative names: BURGUNDY PARK LAUNDRY CENTER
  • MONTGOMERY COUNTY RECORDS CENTER (322 EDMONSTON DRIVE, WEST in ROCKVILLE, MD)
    AIR MINOR (AIRS/AFS)
    STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
    Business SIC classification: GENERAL GOVERNMENT
  • LONE OAK ELEMENTARY SCHOOL (1010 GRANDIN AVENUE in ROCKVILLE, MD)
    AIR MINOR (AIRS/AFS)
    STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
    Business SIC classification: ELEMENTARY AND SECONDARY SCHOOLS
  • MARYVALE ELEMENTARY (1000 FIRST ST in ROCKVILLE, MD)
    (National Center for Education Statistics) - STATE ID-150210
    Organizations: MONTGOMERY COUNTY PUBLIC SCHOOLS (SCHOOL DISTRICT)
  • MAUS WARFIELD USAR (1850 BALTIMORE ROAD in ROCKVILLE, MD) . Federal Facility. U.S. ARMY
    AIR MINOR (AIRS/AFS)
    Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
    Business SIC classification: NATIONAL SECURITY
    Organizations: DIRECTORATE OF PUBLIC WORKS (CONTACT/OWNER)
    Alternative names: MAUSWARFIELD USAR CENTER
  • MERCHANTS TIRE & AUTO #05061 (11925 MAPLE AVE in ROCKVILLE, MD)
    TRANSPORTER (Resource Conservation and Recovery Act (tracking hazardous waste))
    Organizations: OPERNAME (CONTACT/OPERATOR) , INVESTMENT PROPERTIES INC (CONTACT/OWNER)
  • ASPEN HILL NURSEY SCHOOL (1001 TWINBROOK PARKWAY in ROCKVILLE, MD)
    COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)

Zip code 20851 marital status for males
Zip code 20851 marital status for females

Housing units lacking complete plumbing facilities: 0.7%
Housing units lacking complete kitchen facilities: 0.2%

Most commonly used house heating fuel
  • 73.3%Utility gas
  • 24.4%Electricity
  • 1.9%Bottled, tank, or LP gas

Population in 1990: 11,494. Population change in the 1990s: +1,544 (+13.4%).

Place of birth for U.S.-born residents:

  • This state: 3,868
  • Northeast: 1,656
  • Midwest: 334
  • South: 2,228
  • West: 483

59% of the 20851 zip code residents lived in the same house 5 years ago.
   Out of people who lived in different houses, 62% lived in this county.
   Out of people who lived in different counties, 50% lived in Maryland.

88% of the 20851 zip code residents lived in the same house 1 year ago.
   Out of people who lived in different houses, 48% moved from this county.
   Out of people who lived in different houses, 5% moved from different county within same state.
   Out of people who lived in different houses, 38% moved from different state.
   Out of people who lived in different houses, 9% moved from abroad.

Year householders moved into unit in Rockville, MD (20851)

Private vs. public school enrollment:

Students in private schools in grades 1 to 8 (elementary and middle school): 189
Here:

13.0%
Maryland:

12.4%
Students in private schools in grades 9 to 12 (high school): 119
Here:

14.0%
Maryland:

12.9%
Students in private undergraduate colleges: 120
Here:

18.4%
Maryland:

18.9%
Educational Attainment in 2017
School Enrollment by Level of School in 2017
Class of Workers in 2017
Occupation by median earnings in the past 12 months
  • Occupation by median earnings in the past 12 months ($)
  • 94,180Architecture and engineering occupations
  • 93,228Legal occupations
  • 90,388Law enforcement workers including supervisors
  • 90,005Computer and mathematical occupations
  • 79,443Business and financial operations occupations
  • 71,618Health diagnosing and treating practitioners and other technical occupations

Companies with biggest federal contracts located in this zip code (ROCKVILLE, MD):

  • DELA TECHNOLOGY CORPORATION (2263 LEWIS AVE; small business) : $38,917,542 in 1840 contracts from 1999 to 2006
    Contracts for Fans, Air Circulators, and Blower Equipment, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments, Valves, Nonpowered, Engine Fuel System Components, Nonaircraft, and more by Defense Logistics Agency, Navy, Army, Air Force, and others
    Signed by year: 2000: $2,109,593; 2001: $7,227,625; 2002: $3,726,959; 2003: $2,161,639; 2004: $7,734,557; 2005: $10,317,205; 2006: $5,094,659.

    Biggest contracts:
    $2,622,828 with Defense Logistics Agency for Fans, Air Circulators, and Blower Equipment. Signed on 2001-07-05. Completion date: 2002-03-12.
    $350,826 with Navy for Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Signed on 2006-03-14. Completion date: 2006-05-23.
    $322,732 with Defense Logistics Agency for Valves, Nonpowered. Taking place in CA. Signed on 1999-12-06. Completion date: 2000-07-15.
    $196,327 with Defense Logistics Agency for Engine Fuel System Components, Nonaircraft. Signed on 2003-12-15. Completion date: 2004-04-12.
  • PULSE MEDICAL INSTRUMENTS INC (5951 HALPINE RD; small business) : $988,618 in 10 contracts from 2001 to 2005
    Contracts for Other Medical -- Operational Systems Development (R&D), Laboratory Equipment and Supplies, ADP Software by Army
    Signed by year: 2000: $0; 2001: $189,900; 2002: $154,750; 2003: $641,474; 2004: $0; 2005: $2,494; 2006: $0.

    Biggest contracts:
    $461,474 with Army for Other Medical -- Operational Systems Development (R&D). Signed on 2003-03-27. Completion date: 2004-08-31.
    $123,500 with Army for Laboratory Equipment and Supplies. Signed on 2002-01-14. Completion date: 2002-02-15.
    $120,000, same as above. Signed on 2003-06-17. Completion date: 2003-07-15.
    $90,000, same as above. Signed on 2001-08-21. Completion date: 2001-09-18.
  • BEST JANITORIAL SERVICES, INC (1019 BALTIMORE ROAD; small business) : $467,008 in 10 contracts from 1999 to 2004
    Contracts for Custodial Janitorial Services by Navy
    Signed by year: 2000: $94,462; 2001: $98,125; 2002: $101,505; 2003: $50,753; 2004: $35,906; 2005: $0; 2006: $0.

    Biggest contracts:
    $101,505 with Navy for Custodial Janitorial Services. Taking place in DC. Signed on 2002-09-27. Completion date: 2003-09-29.
    $98,125 with Navy for Custodial Janitorial Services. Taking place in VA. Signed on 2001-09-26. Completion date: 2002-09-29.
    $94,462, same as above. Signed on 2000-09-14. Completion date: 2001-09-29.
    $86,257, same as above. Signed on 1999-10-01. Completion date: 1999-09-30.
  • ALLIED PHARMACEUTICAL SERVICES (2387 LEWIS AVE; small business)
    $331,834 with Army for Drugs and Biologicals. Signed on 2001-12-21. Completion date: 2001-12-20.
  • PHILIP MUSGROVE (5904 HOLLAND ROAD; small business) : $180,000 in 2 contracts from 2002 to 2003
    $90,000 with National Institutes of Health for Program Management/Support Services. Signed on 2003-10-20. Completion date: 2004-09-30.
    $90,000 with National Institutes of Health for Technical Writing Services. Signed on 2002-08-15. Completion date: 2003-09-15.
  • ZHANG, JING (13208 TWINBROOK PKWY #102; small business) : $113,835 in 3 contracts from 2003 to 2005
    $42,210 with Army for Other Professional Services. Signed on 2005-04-06. Completion date: 2004-07-06.
    $37,605, same as above. Signed on 2004-04-28. Completion date: 2004-07-06.
    $34,020, same as above. Signed on 2003-07-09. Completion date: 2004-07-06.
  • SUNIL KAUL (5524 BESLEY CT., #202; small business)
    $61,500 with National Institutes of Health for Scientific Data Studies. Signed on 2003-12-15. Completion date: 2004-12-14.
  • SONIA PENFIEL (13005 TWINBROOK PKWY; small business)
    $45,760 with National Institutes of Health for Program Management/Support Services. Signed on 2002-11-15. Completion date: 2003-11-15.
  • SIGN MART INC (2383 LEWIS AVE)
    $7,415 with Defense Logistics Agency for Operation of Government-Owned Facilities -- Miscellaneous Buildings. Taking place in VA. Signed on 2005-04-14. Completion date: 2005-05-16.
  • MC CORMICK PAINT WORKS CO (2355 LEWIS AVE; small business)
    $5,423 with Army for Paints, Dopes, Varnishes, and Related Products. Taking place in VA. Signed on 2004-08-19. Completion date: 2004-08-23.

Top industries in this zip code by the number of employees in 2005:

  • Health Care and Social Assistance: Services for the Elderly and Persons with Disabilities (500-999 employees: 1 establishment, 20-49 employees: 1 establishment)
  • Arts, Entertainment, and Recreation: Musical Groups and Artists (100-249: 1)
  • Other Services (except Public Administration): Religious Organizations (50-99: 1, 10-19: 1, 5-9: 4, 1-4: 1)
  • Construction: Electrical Contractors (20-49: 2, 10-19: 1, 5-9: 2, 1-4: 7)
  • Health Care and Social Assistance: Other Individual and Family Services (50-99: 1, 5-9: 1)
  • Accommodation and Food Services: Full-Service Restaurants (10-19: 2, 5-9: 4, 1-4: 3)
  • Health Care and Social Assistance: Residential Mental Health and Substance Abuse Facilities (10-19: 3, 5-9: 1)
  • Accommodation and Food Services: Limited-Service Restaurants (20-49: 1, 5-9: 1, 1-4: 3)
  • Health Care and Social Assistance: Offices of Physicians (except Mental Health Specialists) (20-49: 1, 5-9: 1, 1-4: 1)

Age and Sex of Sensory-Disabled Noninstitutionalized Residents
Age and Sex of Physically-Disabled Noninstitutionalized Residents
Age and Sex of Mentally-Disabled Noninstitutionalized Residents
Age and Sex of Self-Care Disabled Noninstitutionalized Residents
Age and Sex of Go-Outside-Home Disabled Noninstitutionalized Residents
Age and Sex of Noninstitutionalized Residents with Employment Disability

People in group quarters in 2010:

  • 22 people in other noninstitutional facilities
  • 7 people in group homes intended for adults
  • 7 people in residential treatment centers for adults
  • 6 people in emergency and transitional shelters (with sleeping facilities) for people experiencing homelessness

People in group quarters in 2000:

  • 6 people in homes for the mentally retarded

Fatal accident statistics in 2014:

  • Fatal accident count: 1
  • Vehicles involved in fatal accidents: 1
  • Fatal accidents caused by drunken drivers: 0
  • Fatalities: 1
  • Persons involved in fatal accidents: 1
  • Pedestrians involved in fatal accidents: 1

Fatal accident statistics in 2011:

  • Fatal accident count: 1
  • Vehicles involved in fatal accidents: 1
  • Fatal accidents caused by drunken drivers: 1
  • Fatalities: 1
  • Persons involved in fatal accidents: 2
  • Pedestrians involved in fatal accidents: 0
Home Mortgage Disclosure Act Aggregated Statistics For Year 2009
(Based on 4 full and 2 partial tracts)
A) FHA, FSA/RHS & VA
Home Purchase Loans
B) Conventional
Home Purchase Loans
C) Refinancings
D) Home Improvement Loans
E) Loans on Dwellings For 5+ Families
F) Non-occupant Loans on
< 5 Family Dwellings (A B C & D)
NumberAverage ValueNumberAverage ValueNumberAverage ValueNumberAverage ValueNumberAverage ValueNumberAverage Value
LOANS ORIGINATED168$276,28398$238,256444$233,70624$146,9961$10,408,88026$162,917
APPLICATIONS APPROVED, NOT ACCEPTED4$228,2736$193,80748$258,7032$39,7850$06$227,643
APPLICATIONS DENIED12$326,01324$222,668182$279,13520$116,7890$010$250,095
APPLICATIONS WITHDRAWN18$262,66124$205,588123$257,3590$00$09$228,996
FILES CLOSED FOR INCOMPLETENESS0$04$170,83037$262,1910$00$02$239,760

Detailed HMDA statistics for the following Tracts: 7009.03 , 7011.01, 7011.02

Private Mortgage Insurance Companies Aggregated Statistics For Year 2009
(Based on 4 full and 2 partial tracts)
A) Conventional
Home Purchase Loans
B) Refinancings
NumberAverage ValueNumberAverage Value
LOANS ORIGINATED32$301,45212$323,816
APPLICATIONS APPROVED, NOT ACCEPTED2$304,35014$312,046
APPLICATIONS DENIED4$262,2382$330,205
APPLICATIONS WITHDRAWN0$02$346,655
FILES CLOSED FOR INCOMPLETENESS2$331,2000$0

Detailed PMIC statistics for the following Tracts: 7009.03 , 7011.01, 7011.02

Conventional Home Purchase Loans in zip code 20851
Conventional Home Purchase Loans in zip code 20851 - Value
Most common first names in zip code 20851 among deceased individuals
NameCountLived (average)
John6171.4 years
William5272.7 years
Robert5170.6 years
James4771.1 years
Mary4778.8 years
Margaret3478.9 years
Charles3174.7 years
George2872.4 years
Joseph2872.8 years
Helen2774.7 years
Most common last names in zip code 20851 among deceased individuals
Last nameCountLived (average)
Miller1569.8 years
Smith1379.2 years
Brown1179.5 years
Johnson1076.3 years
Jones974.5 years
Taylor882.6 years
Campbell871.0 years
Moore875.8 years
White777.8 years
Sullivan774.3 years
Businesses in zip code 20851
NameCountNameCount
7-Eleven2Dunkin Donuts1
CVS1McDonald's1
Chipotle1Safeway1
Cricket Wireless1Vons1
Dairy Queen1
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