21771 Zip Code (Mount Airy, MD) Detailed Profile

Estimated zip code population in 2021: 31,963
Zip code population in 2010: 29,563
Zip code population in 2000: 25,694

Houses and condos: 11,307
Renter-occupied apartments: 845
March 2022 cost of living index in zip code 21771: 170.7 (very high, U.S. average is 100)

Land area: 85.1 sq. mi.
Water area: 0.2 sq. mi.

Population density: 376 people per square mile

(very low).

Real estate property taxes paid for housing units in 2021:
Median real estate property taxes paid for housing units with mortgages in 2021: $4,636 (0.9%)
Median real estate property taxes paid for housing units with no mortgage in 2021: $4,413 (1.0%)

For population 25 years and over in 21771:

• High school or higher: 96.2%
• Bachelor's degree or higher: 45.6%
• Graduate or professional degree: 19.4%
• Unemployed: 3.1%
• Mean travel time to work (commute): 34.7 minutes

For population 15 years and over in 21771:

• Never married: 24.2%
• Now married: 62.7%
• Separated: 1.2%
• Widowed: 4.3%
• Divorced: 7.6%

• 
• • 27,74186.8%White
  • 2,1126.6%Hispanic or Latino
  • 9172.9%Black
  • 6031.9%Two or more races
  • 5511.7%Asian
  • 150.05%American Indian
  • 130.04%Native Hawaiian and Other
    Pacific Islander
  • 80.03%Some other race

Urban population: 16,408
Rural population: 15,554

Averages for the 2020 tax year for zip code 21771, filed in 2013:

Average Adjusted Gross Income (AGI) in 2020: $105,865 (Individual Income Tax Returns)

Here:	$105,865
State:	$86,905

Salary/wage: $95,427 (reported on 83.0% of returns)

Here:	$95,427
State:	$73,953

(% of AGI for various income ranges: 1203.7% for AGIs below $25k, 3650.0% for AGIs $25k-50k, 6435.5% for AGIs $50k-75k, 9225.7% for AGIs $75k-100k, 20374.7% for AGIs $100k-200k, 71205.1% for AGIs over 200k)

Taxable interest for individuals: $1,170 (reported on 49.6% of returns)

This zip code:	$1,170
Maryland:	$1,528

(% of AGI for various income ranges: 23.1% for AGIs below $25k, 35.6% for AGIs $25k-50k, 53.7% for AGIs $50k-75k, 83.3% for AGIs $75k-100k, 113.9% for AGIs $100k-200k, 534.9% for AGIs over 200k)

Ordinary dividends: $4,616 (reported on 29.8% of returns)

Here:	$4,616
State:	$8,028

(% of AGI for various income ranges: 31.9% for AGIs below $25k, 68.3% for AGIs $25k-50k, 123.7% for AGIs $50k-75k, 187.3% for AGIs $75k-100k, 284.3% for AGIs $100k-200k, 1358.8% for AGIs over 200k)

Net capital gain/loss in AGI: +$13,061 (reported on 25.9% of returns)

Here:	+$13,061
State:	+$25,238

(% of AGI for various income ranges: 15.9% for AGIs below $25k, 34.7% for AGIs $25k-50k, 76.7% for AGIs $50k-75k, 229.5% for AGIs $75k-100k, 390.7% for AGIs $100k-200k, 5647.0% for AGIs over 200k)

Profit/loss from business: +$17,525 (reported on 16.6% of returns)

Here:	+$17,525
State:	+$11,398

(% of AGI for various income ranges: 141.0% for AGIs below $25k, 212.3% for AGIs $25k-50k, 266.5% for AGIs $50k-75k, 283.2% for AGIs $75k-100k, 584.5% for AGIs $100k-200k, 2656.7% for AGIs over 200k)

Taxable individual retirement arrangement distribution: $18,836 (reported on 10.5% of returns)

21771:	$18,836
Maryland:	$20,944

(% of AGI for various income ranges: 55.7% for AGIs below $25k, 120.5% for AGIs $25k-50k, 253.7% for AGIs $50k-75k, 367.9% for AGIs $75k-100k, 610.3% for AGIs $100k-200k, 939.6% for AGIs over 200k)

Self-employed (Keogh) retirement plans: $20,707 (reported on 1.0% of returns)

21771:	$20,707
Maryland:	$29,558

(% of AGI for various income ranges: 22.1% for AGIs $50k-75k, 34.9% for AGIs $100k-200k, 293.8% for AGIs over 200k)

Total itemized deductions: $29,532 (reported on 27.5% of returns)

Here:	$29,532
State:	$30,672

(% of AGI for various income ranges: 140.5% for AGIs below $25k, 300.3% for AGIs $25k-50k, 858.3% for AGIs $50k-75k, 1420.2% for AGIs $75k-100k, 2200.9% for AGIs $100k-200k, 6062.9% for AGIs over 200k)

Charity contributions: $6,377 (reported on 22.3% of returns)

Here:	$6,377
State:	$9,065

(% of AGI for various income ranges: 9.4% for AGIs below $25k, 36.1% for AGIs $25k-50k, 88.7% for AGIs $50k-75k, 155.8% for AGIs $75k-100k, 353.0% for AGIs $100k-200k, 1504.2% for AGIs over 200k)

Taxes paid: $9,048 (reported on 27.5% of returns)

21771:	$9,048
State:	$8,475

(% of AGI for various income ranges: 23.7% for AGIs below $25k, 81.0% for AGIs $25k-50k, 262.6% for AGIs $50k-75k, 477.8% for AGIs $75k-100k, 744.1% for AGIs $100k-200k, 1648.4% for AGIs over 200k)

Earned income credit: $1,886 (reported on 5.6% of returns)

Here:	$1,886
State:	$2,151

(% of AGI for various income ranges: 42.1% for AGIs below $25k, 37.9% for AGIs $25k-50k)

Percentage of individuals using paid preparers for their 2020 taxes: 90.8%

Here:	91%
State:	90%

(% for various income ranges: 88.4% for AGIs below $25k, 90.8% for AGIs $25k-50k, 92.0% for AGIs $50k-75k, 90.9% for AGIs $75k-100k, 90.8% for AGIs $100k-200k, 93.6% for AGIs over 200k)

Averages for the 2012 tax year for zip code 21771, filed in 2013:

Average Adjusted Gross Income (AGI) in 2012: $86,791 (Individual Income Tax Returns)

Here:	$86,791
State:	$72,703

Salary/wage: $78,521 (reported on 86.2% of returns)

Here:	$78,521
State:	$62,228

(% of AGI for various income ranges: 76.2% for AGIs below $25k, 75.3% for AGIs $25k-50k, 71.3% for AGIs $50k-75k, 76.0% for AGIs $75k-100k, 84.1% for AGIs $100k-200k, 72.9% for AGIs over 200k)

Taxable interest for individuals: $1,015 (reported on 52.5% of returns)

This zip code:	$1,015
Maryland:	$1,413

(% of AGI for various income ranges: 1.5% for AGIs below $25k, 0.8% for AGIs $25k-50k, 0.9% for AGIs $50k-75k, 0.6% for AGIs $75k-100k, 0.4% for AGIs $100k-200k, 0.6% for AGIs over 200k)

Ordinary dividends: $3,276 (reported on 29.5% of returns)

Here:	$3,276
State:	$6,933

(% of AGI for various income ranges: 1.9% for AGIs below $25k, 1.3% for AGIs $25k-50k, 1.4% for AGIs $50k-75k, 1.1% for AGIs $75k-100k, 0.8% for AGIs $100k-200k, 1.4% for AGIs over 200k)

Net capital gain/loss in AGI: +$6,698 (reported on 22.0% of returns)

Here:	+$6,698
State:	+$14,830

(% of AGI for various income ranges: 0.4% for AGIs $50k-75k, 0.5% for AGIs $75k-100k, 0.7% for AGIs $100k-200k, 4.6% for AGIs over 200k)

Profit/loss from business: +$14,608 (reported on 16.4% of returns)

Here:	+$14,608
State:	+$12,606

(% of AGI for various income ranges: 7.0% for AGIs below $25k, 4.9% for AGIs $25k-50k, 3.6% for AGIs $50k-75k, 2.1% for AGIs $75k-100k, 2.3% for AGIs $100k-200k, 2.4% for AGIs over 200k)

Taxable individual retirement arrangement distribution: $16,310 (reported on 10.3% of returns)

21771:	$16,310
Maryland:	$17,065

(% of AGI for various income ranges: 3.6% for AGIs below $25k, 2.2% for AGIs $25k-50k, 2.5% for AGIs $50k-75k, 2.4% for AGIs $75k-100k, 1.7% for AGIs $100k-200k, 1.7% for AGIs over 200k)

Self-employment retirement plans: $13,885 (reported on 0.9% of returns)

21771:	$13,885
Maryland:	$24,439

(% of AGI for various income ranges: 0.2% for AGIs $25k-50k, 0.1% for AGIs $100k-200k, 0.2% for AGIs over 200k)

Total itemized deductions: $29,292 (22% of AGI, reported on 57.8% of returns)

Here:	$29,292
State:	$27,886

Here:	22.5% of AGI
State:	22.8% of AGI

(% of AGI for various income ranges: 16.4% for AGIs below $25k, 17.8% for AGIs $25k-50k, 21.8% for AGIs $50k-75k, 22.1% for AGIs $75k-100k, 21.2% for AGIs $100k-200k, 16.2% for AGIs over 200k)

Charity contributions: $3,334 (reported on 49.0% of returns)

Here:	$3,334
State:	$4,452

(% of AGI for various income ranges: 1.0% for AGIs below $25k, 1.5% for AGIs $25k-50k, 1.9% for AGIs $50k-75k, 2.2% for AGIs $75k-100k, 2.0% for AGIs $100k-200k, 1.9% for AGIs over 200k)

Taxes paid: $13,218 (reported on 57.5% of returns)

21771:	$13,218
State:	$11,690

(% of AGI for various income ranges: 3.8% for AGIs below $25k, 4.9% for AGIs $25k-50k, 7.8% for AGIs $50k-75k, 8.8% for AGIs $75k-100k, 9.7% for AGIs $100k-200k, 9.3% for AGIs over 200k)

Earned income credit: $1,792 (reported on 6.6% of returns)

Here:	$1,792
State:	$2,199

(% of AGI for various income ranges: 2.7% for AGIs below $25k, 0.6% for AGIs $25k-50k)

Percentage of individuals using paid preparers for their 2012 taxes: 47.3%

Here:	47%
State:	52%

(% for various income ranges: 38.5% for AGIs below $25k, 46.8% for AGIs $25k-50k, 53.8% for AGIs $50k-75k, 53.1% for AGIs $75k-100k, 48.8% for AGIs $100k-200k, 57.3% for AGIs over 200k)

Averages for the 2004 tax year for zip code 21771, filed in 2005:

Average Adjusted Gross Income (AGI) in 2004: $74,999 (Individual Income Tax Returns)

Here:	$74,999
State:	$60,339

Salary/wage: $67,091 (reported on 87.6% of returns)

Here:	$67,091
State:	$52,211

(% of AGI for various income ranges: 136.7% for AGIs below $10k, 72.5% for AGIs $10k-25k, 76.9% for AGIs $25k-50k, 80.3% for AGIs $50k-75k, 86.5% for AGIs $75k-100k, 75.6% for AGIs over 100k)

Taxable interest for individuals: $1,167 (reported on 62.7% of returns)

This zip code:	$1,167
Maryland:	$1,701

(% of AGI for various income ranges: 5.9% for AGIs below $10k, 3.0% for AGIs $10k-25k, 1.3% for AGIs $25k-50k, 1.0% for AGIs $50k-75k, 0.8% for AGIs $75k-100k, 0.8% for AGIs over 100k)

Taxable dividends: $2,500 (reported on 34.5% of returns)

Here:	$2,500
State:	$4,235

(% of AGI for various income ranges: 4.7% for AGIs below $10k, 2.2% for AGIs $10k-25k, 1.0% for AGIs $25k-50k, 1.0% for AGIs $50k-75k, 0.7% for AGIs $75k-100k, 1.2% for AGIs over 100k)

Net capital gain/loss: +$18,161 (reported on 26.8% of returns)

Here:	+$18,161
State:	+$15,888

(% of AGI for various income ranges: 2.5% for AGIs below $10k, 0.6% for AGIs $10k-25k, 0.3% for AGIs $25k-50k, 1.1% for AGIs $50k-75k, 0.8% for AGIs $75k-100k, 10.3% for AGIs over 100k)

Profit/loss from business: +$14,213 (reported on 16.7% of returns)

Here:	+$14,213
State:	+$12,221

(% of AGI for various income ranges: 5.7% for AGIs below $10k, 6.1% for AGIs $10k-25k, 5.0% for AGIs $25k-50k, 3.3% for AGIs $50k-75k, 2.7% for AGIs $75k-100k, 2.8% for AGIs over 100k)

IRA payment deduction: $3,150 (reported on 3.7% of returns)

21771:	$3,150
Maryland:	$2,968

(% of AGI for various income ranges: 0.4% for AGIs below $10k, 0.3% for AGIs $10k-25k, 0.4% 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: $11,508 (reported on 1.4% of returns)

Here:	$11,508
Maryland:	$17,155

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

Total itemized deductions: $24,424 (22% of AGI, reported on 60.9% of returns)

Here:	$24,424
State:	$22,960

Here:	22.4% of AGI
State:	23.3% of AGI

(% of AGI for various income ranges: 24.3% for AGIs below $10k, 16.0% for AGIs $10k-25k, 19.6% for AGIs $25k-50k, 23.9% for AGIs $50k-75k, 23.9% for AGIs $75k-100k, 18.1% for AGIs over 100k)

Charity contributions deductions: $2,978 (3% of AGI, reported on 55.2% of returns)

Here:	$2,978
State:	$4,031

Here:	2.6% of AGI
State:	3.9% of AGI

(% of AGI for various income ranges: 1.3% for AGIs below $10k, 1.3% for AGIs $10k-25k, 1.9% for AGIs $25k-50k, 2.4% for AGIs $50k-75k, 2.3% for AGIs $75k-100k, 2.2% for AGIs over 100k)

Total tax: $11,258 (reported on 84.7% of returns)

21771:	$11,258
State:	$10,167

(% of AGI for various income ranges: 4.0% for AGIs below $10k, 5.2% for AGIs $10k-25k, 7.4% for AGIs $25k-50k, 8.0% for AGIs $50k-75k, 8.7% for AGIs $75k-100k, 16.0% for AGIs over 100k)

Earned income credit: $1,492 (reported on 4.6% of returns)

Here:	$1,492
State:	$1,700

Percentage of individuals using paid preparers for their 2004 taxes: 50.4%

Here:	50%
State:	55%

(% for various income ranges: 38.0% for AGIs below $10k, 51.0% for AGIs $10k-25k, 55.9% for AGIs $25k-50k, 57.7% for AGIs $50k-75k, 50.8% for AGIs $75k-100k, 50.0% for AGIs over 100k)

Nearest zip codes: 21770, 21774, 20872, 21797, 21762, 21776.
Likely homosexual households (counted as self-reported same-sex unmarried-partner households)

• Lesbian couples: 0.1% of all households
• Gay men: 0.0% of all households

Household received Food Stamps/SNAP in the past 12 months: 314
Household did not receive Food Stamps/SNAP in the past 12 months: 10,491

Women who had a birth in the past 12 months: 416 (364 now married, 55 unmarried)
Women who did not have a birth in the past 12 months: 6,571 (3,420 now married, 3,137 unmarried)

Housing units in zip code 21771 with a mortgage: 7,653 (992 second mortgage, 29 home equity loan, 896 both second mortgage and home equity loan)
Houses without a mortgage: 133

Median monthly owner costs for units with a mortgage: $2,363
Median monthly owner costs for units without a mortgage: $647

Residents with income below the poverty level in 2021:
Residents with income below 50% of the poverty level in 2021:

• Zip code 21771 household income distribution in 2021

• 302Less than $10,000
• 86$10,000 to $14,999
• 72$15,000 to $19,999
• 210$20,000 to $24,999
• 77$25,000 to $29,999
• 264$30,000 to $34,999
• 120$35,000 to $39,999
• 235$40,000 to $44,999
• 123$45,000 to $49,999
• 428$50,000 to $59,999
• 701$60,000 to $74,999
• 964$75,000 to $99,999
• 1,263$100,000 to $124,999
• 1,281$125,000 to $149,999
• 1,903$150,000 to $199,999
• 2,975$200,000 or more

• Estimate of home value of owner-occupied houses/condos in 2021 in zip code 21771

• 59Less than $10,000
• 50$15,000 to $19,999
• 37$25,000 to $29,999
• 31$30,000 to $34,999
• 4$35,000 to $39,999
• 25$40,000 to $49,999
• 32$50,000 to $59,999
• 9$60,000 to $69,999
• 11$80,000 to $89,999
• 16$100,000 to $124,999
• 45$150,000 to $174,999
• 39$175,000 to $199,999
• 412$200,000 to $249,999
• 833$250,000 to $299,999
• 2,854$300,000 to $399,999
• 2,749$400,000 to $499,999
• 3,579$500,000 to $749,999
• 670$750,000 to $999,999
• 103$1,000,000 to $1,499,999
• 22$2,000,000 or more

• Rent paid by renters in 2021 in zip code 21771

• 8$400 to $449
• 27$500 to $549
• 34$550 to $599
• 5$650 to $699
• 6$750 to $799
• 38$800 to $899
• 67$900 to $999
• 157$1,000 to $1,249
• 80$1,250 to $1,499
• 222$1,500 to $1,999
• 88$2,000 to $2,499
• 6$2,500 to $2,999
• 127No cash rent

Median gross rent in 2021: $1,552.

Median price asked for vacant for-sale houses and condos in 2021: $506,385.

Estimated median house (or condo) value in 2021 for:

• White Non-Hispanic householders: $493,394
• Black or African American householders: $430,184
• Asian householders: $656,187
• Some other race householders: $689,799
• Two or more races householders: $397,073
• Hispanic or Latino householders: $545,568

Estimated median house or condo value in 2021: $498,913 Lower value quartile - upper value quartile: $381,440 - $666,895

Mean price in 2021:

Detached houses: $535,241

Here:	$535,241
State:	$489,306

Townhouses or other attached units: $319,878

Here:	$319,878
State:	$302,290

Mobile homes: $34,991

Here:	$34,991
State:	$96,198

Housing units in structures:

• One, detached: 9,738
• One, attached: 1,135
• Two: 46
• 3 or 4: 13
• 5 to 9: 9
• 10 to 19: 33
• 20 to 49: 12
• 50 or more: 44
• Mobile homes: 320

Unemployment: 3.1%

• Means of transportation to work in zip code 21771

• 72.7%12,364Drove a car alone
• 5.1%873Carpooled
• 0.2%26Bus or trolley bus
• 0.0%6Streetcar or trolley car
• 0.0%5Subway or elevated
• 0.0%5Railroad
• 0.5%77Walked
• 0.3%54Other means
• 26.9%4,572Worked at home

• Travel time to work (commute) in zip code 21771

• 145Less than 5 minutes
• 1,3445 to 9 minutes
• 81410 to 14 minutes
• 90915 to 19 minutes
• 1,08720 to 24 minutes
• 81825 to 29 minutes
• 1,49130 to 34 minutes
• 64835 to 39 minutes
• 86940 to 44 minutes
• 2,53645 to 59 minutes
• 2,01460 to 89 minutes
• 53190 or more minutes

Percentage of zip code residents living and working in this county: 43.9%

Household type by relationship:

Households: 31,963

• Male householders: 5,626 (700 living alone), Female householders: 5,265 (935 living alone)

• 7,735 spouses (7,602 opposite-sex spouses), 438 unmarried partners, (434 opposite-sex unmarried partners), 10,459 children (9,932 natural, 234 adopted, 293 stepchildren), 339 grandchildren, 307 brothers or sisters, 389 parents, 57 foster children, 427 other relatives, 703 non-relatives

• In group quarters: 204 (-1 institutionalized population)

Size of family households: 3,458 2-persons, 1,635 3-persons, 2,334 4-persons, 785 5-persons, 371 6-persons, 195 7-or-more-persons

Size of nonfamily households: 1,634 1-person, 371 2-persons, 26 3-persons, 14 4-persons, 22 5-persons

6,182 married couples with children.
956 single-parent households (202 men, 754 women).

92.4% of residents of 21771 zip code speak English at home.
4.5% of residents speak Spanish at home (68% very well, 15% well, 17% not well).
1.3% of residents speak other Indo-European language at home (75% very well, 19% well, 6% not well).
1.1% of residents speak Asian or Pacific Island language at home (73% very well, 25% well, 2% not well).
0.5% of residents speak other language at home (92% very well, 8% not well).

Major facilities with environmental interests located in this zip code:

• MOUNT AIRY MIDDLE SCHOOL (102 WATERSVILLE ROAD in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  (National Center for Education Statistics) - STATE ID-061306
  HAZARDOUS WASTE BIENNIAL REPORTER (Resource Conservation and Recovery Act (tracking hazardous waste))
  Small Quantity Generators, between 100 kg and 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
  Business SIC classification: ELEMENTARY AND SECONDARY SCHOOLS
  Organizations: CARROLL COUNTY BOARD OF EDUCATION (CONTACT/OWNER) , CARROLL COUNTY PUBLIC SCHOOLS (SCHOOL DISTRICT)
  Alternative names: MT AIRY MIDDLE SCHOOL

• PEACOCK CLEANERS (508 RIDGEVILLE, BOULEVARD in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  STATE MASTER (Maryland tracking) - HAZARDOUS WASTE PROGRAM
  Business SIC classification: DRYCLEANING PLANTS, EXCEPT RUG CLEANING
  Alternative names: PEACOCK CLNRS

• MT AIRY CLEANERS (1502 S MAIN ST in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Small Quantity Generators, between 100 kg and 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
  Business SIC classification: DRYCLEANING PLANTS, EXCEPT RUG CLEANING
  Organizations: OPERNAME (CONTACT/OPERATOR) , IK JOO CHA (CONTACT/OWNER)
  

• MOUNT AIRY ELEMENTARY SCHOOL (405 MAIN STREET NORTH in MOUNT AIRY, 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: ELEMENTARY AND SECONDARY SCHOOLS
  Organizations: CARROLL CNTY BD OF EDUCATION (CONTACT/OWNER)
  Alternative names: MT AIRY ELEM SCHL, MT AIRY ELEMENTARY SCHOOL

• MOUNT AIRY WWTP (7245 RIDGE ROAD in MOUNT AIRY, MD)

  STATE MASTER (Maryland Permits tracking) - NPDES NON-MAJOR, SEWAGE SLUDGE UTILIZATION
  National Pollutant Discharge Elimination System NON-MAJOR (Tracking pollutant discharge elimination systems) - permit
  Business SIC classification: SEWERAGE SYSTEMS
  Organizations: MOUNT AIRY MAYOR AND COUNCIL (CONTACT/OWNER)
  Alternative names: MT. AIRY MAYOR AND COUNCIL

• 7 11 STORE 1610 RIDGESIDE DRIVE (1610 RIDGESIDE DRIVE in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Business SIC classification: GROCERY STORES
  

• CAR ENTERPRISES - 4 RIDGEVILLE BLVD (4 RIDGEVILLE BOULEVRD in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Business SIC classification: GASOLINE SERVICE STATIONS
  Alternative names: RIDGEVILLE GAS N GO

• MOUNT AIRY COLLISION CENTER (1302 RISING RIDGE ROAD in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Business SIC classification: TOP, BODY, AND UPHOLSTERY REPAIR SHOPS AND PAINT SHOPS
  Alternative names: MT AIRY COLLISION CENTER

• MT. AIRY SNAX - 502 EAST RIDGEVILLE (502 RIDGEVILLE ROAD, EAST in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Business SIC classification: GROCERY STORES
  

• PHEASANT RIDGE WWTP (7848 EAST HILL ROAD in MT AIRY, MD)

  STATE MASTER (Maryland Permits tracking) - NPDES NON-MAJOR
  National Pollutant Discharge Elimination System NON-MAJOR (Tracking pollutant discharge elimination systems) - permit
  Business SIC classification: SEWERAGE SYSTEMS; RECREATIONAL VEHICLE PARKS AND CAMPSITES
  Alternative names: PHEASANT RIDGE ESTATES W.W.T.P

• ETZLER ALL CUSTOM CABINET WORKS (6218 NEW LONDON ROAD in MOUNT AIRY, MD)

  AIR MINOR (AIRS/AFS)
  STATE MASTER (Maryland Air Emissions Database) - AIR MINOR
  Business SIC classification: WOOD KITCHEN CABINETS
  

• ADMIRAL CLEANERS - TWIN ARCH (ROUTE 27 & TWIN ARCH in MT. AIRY, MD)

  AIR MINOR (AIRS/AFS)
  Business SIC classification: DRYCLEANING PLANTS, EXCEPT RUG CLEANING
  

• ALLEGHENY POWER MT AIRY SVC CTR (2901 BACK ACRES CIR in MT AIRY, MD)

  Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste))
  Business NAICS classification: ELECTRIC POWER DISTRIBUTION.
  Organizations: THE POTOMAC EDISON POWER CO DBA (CONTACT/OPERATOR)
  

Housing units lacking complete plumbing facilities: 0.7%
Housing units lacking complete kitchen facilities: 1.0%

Population in 1990: 21,912. Population change in the 1990s: +3,782 (+17.3%).

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

• This state: 18,286
• Northeast: 4,534
• Midwest: 1,130
• South: 4,818
• West: 893

61% of the 21771 zip code residents lived in the same house 5 years ago.
   Out of people who lived in different houses, 31% lived in this county.
   Out of people who lived in different counties, 50% lived in Maryland.

93% of the 21771 zip code residents lived in the same house 1 year ago.
   Out of people who lived in different houses, 17% moved from this county.
   Out of people who lived in different houses, 71% moved from different county within same state.
   Out of people who lived in different houses, 15% moved from different state.
   Out of people who lived in different houses, 4% moved from abroad.

Private vs. public school enrollment:

Students in private schools in grades 1 to 8 (elementary and middle school): 316
Students in private schools in grades 9 to 12 (high school): 197 Students in private undergraduate colleges: 359

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

• HURLEY AND ASSOCIATES, INC (4757 BUFFALO RD; small business) : $1,318,422 in 24 contracts from 1999 to 2005

  Contracts for Photographic Sets, Kits, and Outfits, Photographic Equipment and Accessories, Night Vision Equipment, Emitted and Reflected Radiation, Laboratory Equipment and Supplies, and more by Air Force, U.S. Secret Service, U.S. Secret Service (disused code: now 7009), Navy, and others
  Signed by year: 2000: $0; 2001: $93,859; 2002: $164,964; 2003: $964,864; 2004: -$29,560; 2005: $11,820; 2006: $0.
  
  Biggest contracts:
  $454,181 with Air Force for Photographic Sets, Kits, and Outfits. Signed on 2003-08-14. Completion date: 2003-09-30.
  $96,870 with U.S. Secret Service for Photographic Equipment and Accessories. Signed on 2003-04-15. Completion date: 2003-05-15.
  $90,000 with U.S. Secret Service (disused code: now 7009) for Night Vision Equipment, Emitted and Reflected Radiation. Signed on 2002-08-15. Completion date: 2002-09-15.
  $68,000 with Navy for Night Vision Equipment, Emitted and Reflected Radiation. Signed on 1999-10-19. Completion date: 2000-02-25.
  

• RESPONDERS RESOURCE TECHNOLOGI (16185 OLD FREDERICK RD; small business) : $309,695 in 13 contracts from 2005 to 2006

  Contracts for Other Education and Training Services, Mobilization/Preparedness Studies, Reserve Training (Military), Lectures For Training, and more by Army, U.S. Special Operations Command
  Signed by year: 2000: $0; 2001: $0; 2002: $0; 2003: $0; 2004: $0; 2005: $193,558; 2006: $116,137.
  
  Biggest contracts:
  $63,444 with Army for Other Education and Training Services. Signed on 2006-05-31. Completion date: 2006-08-04.
  $34,233, same as above. Signed on 2005-12-21. Completion date: 2006-01-06.
  $23,143 with Army for Other Education and Training Services. Taking place in WI. Signed on 2006-02-14. Completion date: 2006-02-02.
  $22,897 with Army for Other Education and Training Services. Signed on 2005-05-05. Completion date: 2005-08-05.
  

• THE DAYTNER CORPORATION (303 THORNBERRY CT; small business) : $287,371 in 3 contracts in 2006

  $200,011 with Navy for Technical Assistance. Signed on 2006-04-19. Completion date: 2007-04-17.
  $87,360, same as above. Signed on 2006-05-24. Completion date: 2006-12-08.
  $0, same as above. Signed on 2006-04-19. Completion date: 2007-04-17.
  

• LONE STAR SOFTWARE CORP (509 E RIDGEVILLE BLVD; small business) : $157,370 in 3 contracts from 2001 to 2004

  $76,320 with Army for ADP Software. Signed on 2004-08-31. Completion date: 2004-09-13.
  $50,000 with Air Force for ADPE System Configuration. Signed on 2001-05-01. Completion date: 2001-05-01.
  $31,050, same as above. Signed on 2004-05-24. Completion date: 2004-06-25.
  

• WTM CONSULTING, INC (4404 ROBMAR DRIVE; small business) : $153,144 in 2 contracts in 2003

  $99,700 with Navy for Miscellaneous Items. Signed on 2003-07-22. Completion date: 2003-12-01.
  $53,444, same as above. Signed on 2003-05-20. Completion date: 2003-07-31.
  

• DATUS CORP (106 E RIDGEVILLE BLVD SU; small business) : $66,671 in 6 contracts from 2004 to 2005

  Contracts for Electrical Hardware and Supplies, Cable, Cord, and Wire Assemblies: Communications Equipment by Defense Logistics Agency, Army
  Signed by year: 2000: $0; 2001: $0; 2002: $0; 2003: $0; 2004: $6,968; 2005: $59,703; 2006: $0.
  
  Biggest contracts:
  $31,725 with Defense Logistics Agency for Electrical Hardware and Supplies. Signed on 2005-02-11. Completion date: 2005-04-12.
  $20,230, same as above. Signed on 2005-09-14. Completion date: 2005-11-05.
  $4,045 with Army for Cable, Cord, and Wire Assemblies: Communications Equipment. Signed on 2004-07-30. Completion date: 2004-10-01.
  $3,968 with Defense Logistics Agency for Electrical Hardware and Supplies. Signed on 2005-04-15. Completion date: 2005-06-14.
  

• LESLIE CHANEY (5318 DOVE DRIVE; small business) : $54,697 in 2 contracts from 2001 to 2005

  $66,578 with Army for Chemical/Biological Studies and Analyses. Signed on 2001-08-16. Completion date: 2002-09-30.
  -$11,881, same as above. Signed on 2005-05-05. Completion date: 2002-09-30.
  

• TDK SYSTEMS GROUP INC (13688 SAM HILL DR; small business)

  $49,844 with Army for Aerial Fertilization/Spraying Services. Taking place in VA. Signed on 2000-09-11. Completion date: 2000-09-20.

• PHASE INC (1604 BACK ACRE CIRCLE; small business)
  250 employees, $0 revenue. : $47,917 in 3 contracts from 2001 to 2006

  $29,892 with Navy for Hardware, Commercial. Signed on 2001-05-03. Completion date: 2001-07-30.
  $11,265 with Navy for Guided Missile Components. Signed on 2006-01-26. Completion date: 2006-03-17.
  $6,760 with Navy for Plumbing Fixtures and Accessories. Signed on 2005-03-21. Completion date: 2005-04-25.
  

• WEBSTER RESEARCH CORPORATION (3904 TWIN ARCH RD; small business)

  $39,360 with National Geospatial-Intelligence Agency for Miscellaneous Defense Hard Goods -- Management and Support (R&D). Signed on 2004-05-03. Completion date: 2004-09-30.

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

• Accommodation and Food Services: Full-Service Restaurants (50-99 employees: 3 establishments, 20-49 employees: 4 establishments, 10-19 employees: 6 establishments)
• Construction: Site Preparation Contractors (100-249: 2, 20-49: 1, 10-19: 1, 5-9: 3, 1-4: 14)
• Health Care and Social Assistance: Nursing Care Facilities (100-249: 2)
• Accommodation and Food Services: Limited-Service Restaurants (20-49: 5, 10-19: 5, 5-9: 1, 1-4: 5)
• Construction: Plumbing, Heating, and Air-Conditioning Contractors (100-249: 1, 10-19: 2, 5-9: 5, 1-4: 13)
• Construction: Electrical Contractors (20-49: 2, 10-19: 5, 5-9: 6, 1-4: 25)
• Administrative and Support and Waste Management and Remediation Services: Landscaping Services (20-49: 2, 10-19: 2, 5-9: 9, 1-4: 26)
• Arts, Entertainment, and Recreation: Fitness and Recreational Sports Centers (100-249: 1, 5-9: 1, 1-4: 2)
• Construction: New Housing Operative Builders (100-249: 1, 1-4: 3)

2002 - 2018 National Fire Incident Reporting System (NFIRS) incidents

According to the data from the years 2002 - 2018 the average number of fires per year is 145. The highest number of fires - 204 took place in 2011, and the least - 96 in 2004. The data has a rising trend.
When looking into fire subcategories, the most reports belonged to: Structure Fires (58.2%), and Outside Fires (23.1%).


• Fire incident types reported to NFIRS in Zip Code 21771
• 1,43558.2%Structure Fires
• 57023.1%Outside Fires
• 29512.0%Mobile Property/Vehicle Fires
• 1646.7%Other

See full 2006 National Fire Incident Reporting System statistics for zip code 21771, Maryland

Most common first names in zip code 21771 among deceased individuals
Name	Count	Lived (average)
Mary	124	80.3 years
John	99	75.7 years
William	90	74.6 years
Charles	81	75.1 years
James	78	73.0 years
Robert	77	70.4 years
George	63	75.5 years
Ruth	45	83.0 years
Helen	44	81.1 years
Margaret	40	76.9 years

Most common last names in zip code 21771 among deceased individuals
Last name	Count	Lived (average)
Smith	44	71.0 years
Brown	40	78.1 years
Jones	31	76.4 years
Dorsey	26	73.1 years
Watkins	22	83.2 years
Johnson	21	78.1 years
Mullinix	20	81.4 years
Myers	20	75.0 years
Pickett	20	79.6 years
Thompson	19	70.1 years

Businesses in zip code 21771
Name	Count		Name	Count
7-Eleven	1		MasterBrand Cabinets	4
Ace Hardware	1		McDonald's	1
Advance Auto Parts	1		Penske	1
Arby's	1		Pizza Hut	1
Baskin-Robbins	1		Quiznos	1
Burger King	1		RadioShack	1
CVS	1		Rite Aid	1
Chipotle	1		Safeway	1
Curves	1		Starbucks	2
Domino's Pizza	1		Subway	1
Dunkin Donuts	1		T-Mobile	2
FedEx	3		T.J.Maxx	1
Ford	1		Taco Bell	1
GNC	1		U-Haul	2
GameStop	1		UPS	2
H&R Block	1		Vons	1
Jones New York	1		Walmart	1
KFC	1