20851 Zip Code 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 2013: 13,641
Zip code population in 2010: 14,191
Zip code population in 2000: 13,038

Houses and condos: 5,090
Renter-occupied apartments: 1,830
% of renters here:

38%
State:

34%
Mar. 2013 cost of living index in zip code 20851: 116.4 (more than average, U.S. average is 100)

Land area: 2.4 sq. mi.
Water area: 0.0 sq. mi.
Population density: 5,748 people per square mile 
 
 (average).

Age and Sex of Residents in zip code 20851
Zip code 20851 (Rockville, Maryland) real estate house value trends

Recent home sales, real estate maps, and home value estimator for zip code 20851

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Real estate property taxes paid for housing units in 2013:
This zip code:

1.0% ($3,219)
Maryland:

1.1% ($3,075)
Median real estate property taxes paid for housing units with mortgages in 2013: $3,238 (1.0%)
Median real estate property taxes paid for housing units with no mortgage in 2013: $3,151 (0.9%)

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Males: 6,949  (50.9%)
Females: 6,692  (49.1%)

For population 25 years and over in 20851:

For population 15 years and over in 20851:

Zip code 20851 compared to state average:

  • Black race population percentage significantly below state average.
  • Hispanic race population percentage significantly above state average.
  • Foreign-born population percentage significantly above state average.
  • Races in zip code 20851

  • Zip code 20851 races chart
    • 5,850White population
    • 1,326Black population
    • 52American Indian population
    • 2,142Asian population
    • 14Native Hawaiian and Other Pacific Islander population
    • 51Some other race population
    • 325Two or more races population
    • 4,431Hispanic or Latino population

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Data:
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Based on 2000-2013 data
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123
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100% urban population.

Estimated median house/condo value in 2013: $332,300
20851:

$332,300
Maryland:

$280,200
Median resident age:
This zip code:

35.3 years
Maryland median age:

38.2 years
Average household size:
This zip code:

2.8 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 2013:
This zip code:

$82,201
Maryland:

$72,483
Rockville, MD (20851) map Nearest zip codes: 20852, 20853, 20896, 20855, 20850, 20906.
Percentage of family households:
This zip code:

56.9%
Maryland:

51.1%
Percentage of households with unmarried partners:
This zip code:

5.5%
Maryland:

5.7%
Likely homosexual households (counted as self-reported same-sex unmarried-partner households)

Household received Food Stamps/SNAP in the past 12 months: 198
Household did not receive Food Stamps/SNAP in the past 12 months: 4,641


Women who had a birth in the past 12 months: 431 (324 now married, 107 unmarried)
Women who did not have a birth in the past 12 months: 3,300 (1,407 now married, 1,893 unmarried)


Housing units in zip code 20851 with a mortgage: 2,329 (187 second mortgage, 540 home equity loan, 13 both second mortgage and home equity loan)
Houses without a mortgage: 680

Median monthly owner costs for units with a mortgage: $2,091
Median monthly owner costs for units without a mortgage: S556

Residents with income below the poverty level in 2013:
This zip code:

8.4%
Whole state:

10.1%
Residents with income below 50% of the poverty level in 2013:
This zip code:

6.6%
Whole state:

5.1%
Median number of rooms in houses and condos:
Here:

6.8
State:

7.2
Median number of rooms in apartments:
Here:

4.3
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

  • 332010 or later
  • 2162000 to 2009
  • 1121990 to 1999
  • 2991980 to 1989
  • 5831970 to 1979
  • 8051960 to 1969
  • 2,5031950 to 1959
  • 4791940 to 1949
  • 601939 or earlier

Zip code 20851 satellite photo by USGS

Owner-occupied Renter-occupied

Bedrooms in owner-occupied houses and condos in Rockville, MD (20851)

  • 0no bedroom
  • 241 bedroom
  • 1662 bedrooms
  • 1,4043 bedrooms
  • 1,0784 bedrooms
  • 3375+ bedrooms

Bedrooms in renter-occupied apartments in Rockville, MD (20851)

  • 6no bedroom
  • 4041 bedroom
  • 7292 bedrooms
  • 4533 bedrooms
  • 1594 bedrooms
  • 795+ bedrooms
Owner-occupied Renter-occupied

Cars and other vehicles available in Rockville, MD (20851) in owner-occupied houses/condos

  • 36no vehicle
  • 8481 vehicle
  • 1,3772 vehicles
  • 5173 vehicles
  • 1304 vehicles
  • 1015+ vehicles

Cars and other vehicles available in Rockville, MD (20851) in renter-occupied apartments

  • 333no vehicle
  • 8321 vehicle
  • 5722 vehicles
  • 643 vehicles
  • 44 vehicles
  • 255+ vehicles

Median gross rent in 2013: $1,638.

Estimated median house (or condo) value in 2013 for:


Estimated median house or condo value in 2013: $332,300
20851:

$332,300
Maryland:

$280,200
Lower value quartile - upper value quartile: $282,500 - $380,300

Mean price in 2013:

Detached houses: $339,385
Here:

$339,385
State:

$386,375

Townhouses or other attached units: $390,879
Here:

$390,879
State:

$224,239

Owners and renters by unit type in %

Housing units in structures:


Unemployment: 5.7%

Percentage of zip code residents living and working in this county: 67.4%

Household type by relationship:

Households: 13,627

Size of family households: 1,145 2-persons, 800 3-persons, 798 4-persons, 313 5-persons, 96 6-persons, 102 7-or-more-persons

Size of nonfamily households: 1,103 1-person, 329 2-persons, 108 3-persons, 40 4-persons, 5 5-persons

1,966 married couples with children.
812 single-parent households (146 men, 666 women).

51.0% of residents of 20851 zip code speak English at home.
26.9% of residents speak Spanish at home (58% very well, 20% well, 12% not well, 10% not at all).
8.2% of residents speak other Indo-European language at home (76% very well, 18% well, 4% not well, 2% not at all).
12.7% of residents speak Asian or Pacific Island language at home (60% very well, 27% well, 8% not well, 6% not at all).
1.1% of residents speak other language at home (81% very well, 19% well).

Foreign born population: 5,450 (40.0%)
(39.9% of them are naturalized citizens)
This zip code:

40.0%
Whole state:

14.2%

Most common places of birth for the foreign-born residents

  • 14%El Salvador
  • 13%China, excluding Hong Kong and Taiwan
  • 9%Philippines
  • 7%Honduras
  • 5%Bolivia
  • 5%India
  • 5%Peru

Most common first ancestries reported in 20851 (%)

  • 56%Other groups
  • 7%German
  • 5%Irish
  • 4%English
  • 3%American
  • 2%European
  • 2%Polish

Year of entry for the foreign-born population

  • 2022010 or later
  • 2,3912000 to 2009
  • 1,5561990 to 1999
  • 1,443Before 1990

Zip code 20851 topographic map

Public primary/middle schools in zip code 20851 not listed on the city page:

  • TWINBROOK ELEMENTARY (Students: 583; Location: 5911 RIDGEWAY AVE, ROCKVILLE, MD; Grades: PK - 05)
  • MEADOW HALL ELEMENTARY (Students: 393; Location: 951 TWINBROOK PKWY, ROCKVILLE, MD; Grades: KG - 05)
  • CARL SANDBURG CENTER (Students: 97; Location: 451 MEADOW HALL DR, ROCKVILLE, MD; Grades: KG - 06)

Private primary/middle schools not listed on the city page:

  • COMMUNITY SCHOOL OF MARYLAND (Students: 36; Location: 751 TWINBROOK PARKWAY, ROCKVILLE, MD; Grades: PK - UG)
  • MALACHI FAMILY MONTESSORI SCHL (Students: 25; Location: 1605 VEIRS MILL RD, ROCKVILLE, MD; Grades: PK - 1)
There are 37 Medical Specialists in Zip Code 20851.

Facilities with environmental interests located in this zip code:


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

Housing units lacking complete plumbing facilities: 0.4%
Housing units lacking complete kitchen facilities: 0.2%

Most commonly used house heating fuel

  • 86%Utility gas
  • 13%Electricity
  • 1%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:


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.

87% of the 20851 zip code residents lived in the same house 1 year ago.
   Out of people who lived in different houses, 60% moved from this county.
   Out of people who lived in different houses, 14% moved from different county within same state.
   Out of people who lived in different houses, 20% moved from different state.
   Out of people who lived in different houses, 5% moved from abroad.

Year Householders Moved Into Unit

Private vs. public school enrollment:

Students in private schools in grades 1 to 8 (elementary and middle school): 245
Here:

21.5%
Maryland:

13.4%
Students in private schools in grades 9 to 12 (high school): 68
Here:

7.2%
Maryland:

15.5%
Students in private undergraduate colleges: 77
Here:

10.3%
Maryland:

17.9%

Educational Attainment (%)

School Enrollment by Level of School (%)

Class of Workers (%)

Occupation by median earnings in the past 12 months ($)

  • 95,559Architecture and engineering occupations
  • 84,469Computer and mathematical occupations
  • 73,183Business and financial operations occupations
  • 63,750Arts, design, entertainment, sports, and media occupations
  • 62,352Health diagnosing and treating practitioners and other technical occupations
  • 61,615Law enforcement workers including supervisors

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

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


Age and Sex of Sensory-Disabled Residents (Noninstitutionalized)

Age and Sex of Physically-Disabled Residents (Noninstitutionalized)

Age and Sex of Mentally-Disabled Residents (Noninstitutionalized)

Age and Sex of Self-Care Disabled Residents (Noninstitutionalized)

Age and Sex of Go-Outside-Home Disabled Residents (Noninstitutionalized)

Age and Sex of Residents with Employment Disability (Noninstitutionalized)

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 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

Conventional Home Purchase Loans - 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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