20879 Zip Code

Below you will find a comprehensive overview of the statistics and characteristics of the 20879 zip code. These include population demographics, economic characteristics, education data, occupation information, housing characteristics, and more.

Key Information:
StateMaryland
CityGaithersburg
Time ZoneAmerica/New_York
Geo Location39.16918, -77.17602
Population27244
Size19.865 square miles
Median Family Income$109599.00
Median Home Value$367000.00

Population & Demographics

The following information lists the population statistics and breakdown for the 20879 zip code. The total population is 27244, of which, 12675 are male and 14569 are female. With a total area of 19.865 square miles, the population density is 1317.1 people per square mile. The median age of the population is 35.9 years old. Below you’ll find additional information on the population and demographics of this zip code, including age distribution, race distribution, language spoken, and more.

YearPopulation
201124570
201224630
201325269
201425592
201525584
201626259
201726599
201827871
201926164
202026343
202127244

Age BracketNumber of PeoplePercentage of Population
Under 5 years old 16215.9%
Age 5-917906.6%
Age 10-1416886.2%
Age 15-1917716.5%
Age 20-2420197.4
Age 25-2920437.5%
Age 30-3422468.2%
Age 35-3920687.6%
Age 40-441499 5.5%
Age 45-4914985.5%
Age 50-5417766.5%
Age 55-5922848.4%
Age 60-6418746.9%
Age 65-6911754.3%
Age 70-748403.1%
Age 75-795322%
Age 80-843841.4%
Age 85 and over1360.5%


Languages Spoken (of those 5 years of age and older) :
  • Speaks Language other than English: 49.4 %
  • Speaks Spanish: 25.3 %
  • Speaks Other Indo-European Language: 12.5 %
  • Speaks Pacific Island Languages: 8.5 %
  • Speak Other Languages: 3 %
Marital Status: 
  • Currently Married: 52 %
  • Divorced: 7.9 %
  • Separated (not divorced): 1.1 %
  • Never Married: 35.6 %

Income & Economic Characteristics

The median inflation-adjusted family income in the 20879 zip code is $109599. This is 40.89% greater than the national average. This income places 10.8% of the population below the poverty line. The average retirement income for individuals in this zip code (for those that have it) is $30599. Below you can find additional economic characteristics, including income bracket distribution, median income over time, retirement statistics, and more.

Annual Income Bracket ($)Number of Families in Bracket
Less than $10,000.0089
$10,000.00 – $14,999.0032
$15,000.00 – $24,999.00339
$25,000.00 – $34,999.00224
$35,000.00 – $49,999.00363
$50,000.00 – $74,999.00869
$75,000.00 – $99,999.001011
$100,000.00 – $149,999.001494
$150,000.00 – $199,999,001046
$200,000.00 +1065

YearMedian Family Income ($ USD)
201191975
201293250
201396330
201493070
201593316
201692398
201794757
201896110
201998785
2020102000
2021109599

Income Source# of Households
Wage or Salary7732
Self Employment1396
Social Security1501
Dividends, Interest, or Rental1881
Retirement1592
Other1162

Total Insured & Uninsured Individuals: 
  • Families Insure: 24695
  • Families Uninsured: 2533
Total Individuals with and w/o retirement income:   
  • Yes retirement income: 1592
  • No retirement income: 7244

Education

In the 20879 zip code, 90.5% of individuals over 25 years old have a high school degree or higher, and 43.2% have a bachelors degree or higher. Additionally, 16.9% of individuals 3 years and older are in private school, and 83.1% are in public school. The data below outline the education level breakdown, degree field breakdown, and more.




Occupation and Work Characteristics

In the 20879 zip, there are an estimated 15858 people in the labor force, of which, 14725 are employed, and 1125 are unemployed. There are a total of 8 people in the armed forces. The average commute time for this zip code is 33.9 minutes. Of the total people that work, 1535 worked from home and 14519 commuted. The average number of hours worked is 38.5. Below you’ll find additional information on occupation distribution, industry breakdown, commuting characteristics and workplace statistics.

Occupation# of Individual
Management, Business, Science, and Arts6884
Services2696
Sales and Office2700
Construction and Maintenance:1113
Transportation and Material Moving1332





Housing

The median home value for the 20879 zip code is 367000. There is an estimated  8836 number of occupied housing units, the median gross rent in is $1768 per month, and the average monthly housing costs are estimated to be $1794. Below you’ll find additional breakdowns of home values, rents, home build years, and more.

Home Value (USD)Number of Homes
Less than $50,000147
$50,000 – $99,00065
$100,000 – $149,999212
$150,000 – $199,999425
$200,000 – $299,9991207
$300,000 – $499,9992966
$500,000 – $999,9991126
$1,000,000+95

Home Year BuiltNumber of Homes
2020 or Later10
2010 – 2019415
2000 – 2009679
1980 – 19995483
1960 – 19792043
1940 – 1959156
1939 or earlier50

The median number of rooms in all housing units is 6.2 rooms.
Monthly Rent ($ USD)Number of Units
Less than $50057
$500 – $99943
$1,000 – $1,499425
$1,500 – $1,9991276
$2,000 – $2,499474
$2,499 – $2,999142
$3,000 + 0

Monthly Housing Costs ($)Number of Households
Less than 300107
300-499309
500-799942
800-999489
1000-14991093
1500-19992402
2000-24991722
2500-2999889
3000+707

Monthly Housing Cost as a % of Monthly IncomeNumber of Households
Less than 20%2372
20%-24.9%447
25%-29.9%498
30%-34.9%427
35+%746



# of VehiclesHouseholds
None558
12741
23612
3+1925
Home Heating Characteristics: 
  • Utility Gas: 31.4 %
  • Bottle Tank or LP Gas: 1.9 %
  • Electricity: 64.7 %
  • Oil or Kerosene etc: 0.5 %
  • Coal or Coke: 0 %
  • All Other: 0.3 %

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All information sourced from official government sources including Census.gov, the IRS, and the Department of Education.