20850 Zip Code

Below you will find a comprehensive overview of the statistics and characteristics of the 20850 zip code. These include population demographics, economic characteristics, education data, occupation information, housing characteristics, and more.

Key Information:
StateMaryland
CityRockville
Time ZoneAmerica/New_York
Geo Location39.09129, -77.18085
Population51707
Size36.532 square miles
Median Family Income$143080.00
Median Home Value$603600.00

Population & Demographics

The following information lists the population statistics and breakdown for the 20850 zip code. The total population is 51707, of which, 24185 are male and 27522 are female. With a total area of 36.532 square miles, the population density is 1455.6 people per square mile. The median age of the population is 40.3 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
201145420
201245464
201346629
201446711
201547184
201648303
201750260
201851568
201953176
202053522
202151707

Age BracketNumber of PeoplePercentage of Population
Under 5 years old 26765.2%
Age 5-928895.6%
Age 10-1433356.4%
Age 15-1924734.8%
Age 20-2430055.8
Age 25-2930986%
Age 30-3441338%
Age 35-3940437.8%
Age 40-443324 6.4%
Age 45-4939507.6%
Age 50-5435156.8%
Age 55-5935416.8%
Age 60-6427815.4%
Age 65-6921824.2%
Age 70-7420914%
Age 75-7918553.6%
Age 80-8414082.7%
Age 85 and over14082.7%


Languages Spoken (of those 5 years of age and older) :
  • Speaks Language other than English: 42.3 %
  • Speaks Spanish: 7.8 %
  • Speaks Other Indo-European Language: 13.8 %
  • Speaks Pacific Island Languages: 18.2 %
  • Speak Other Languages: 2.5 %
Marital Status: 
  • Currently Married: 52.6 %
  • Divorced: 9.6 %
  • Separated (not divorced): 1.5 %
  • Never Married: 31.3 %

Income & Economic Characteristics

The median inflation-adjusted family income in the 20850 zip code is $143080. This is 81.22% greater than the national average. This income places 7.7% of the population below the poverty line. The average retirement income for individuals in this zip code (for those that have it) is $42766. 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 $10,000.00132
$10,000.00 – $14,999.00218
$15,000.00 – $24,999.00587
$25,000.00 – $34,999.00301
$35,000.00 – $49,999.00594
$50,000.00 – $74,999.001148
$75,000.00 – $99,999.001238
$100,000.00 – $149,999.002589
$150,000.00 – $199,999,002417
$200,000.00 +3906

YearMedian Family Income ($ USD)
2011127959
2012133024
2013130148
2014127639
2015130120
2016128529
2017129194
2018135364
2019135497
2020132165
2021143080

Income Source# of Households
Wage or Salary16818
Self Employment2490
Social Security4889
Dividends, Interest, or Rental6594
Retirement4174
Other2189

Total Insured & Uninsured Individuals: 
  • Families Insure: 48618
  • Families Uninsured: 2059
Total Individuals with and w/o retirement income:   
  • Yes retirement income: 4174
  • No retirement income: 16592

Education

In the 20850 zip code, 94.2% of individuals over 25 years old have a high school degree or higher, and 66% have a bachelors degree or higher. Additionally, 21.8% of individuals 3 years and older are in private school, and 78.2% are in public school. The data below outline the education level breakdown, degree field breakdown, and more.




Occupation and Work Characteristics

In the 20850 zip, there are an estimated 28465 people in the labor force, of which, 27170 are employed, and 1092 are unemployed. There are a total of 203 people in the armed forces. The average commute time for this zip code is 32.5 minutes. Of the total people that work, 5614 worked from home and 27073 commuted. The average number of hours worked is 39.3. Below you’ll find additional information on occupation distribution, industry breakdown, commuting characteristics and workplace statistics.

Occupation# of Individual
Management, Business, Science, and Arts18169
Services2765
Sales and Office4511
Construction and Maintenance:883
Transportation and Material Moving842





Housing

The median home value for the 20850 zip code is 603600. There is an estimated  20766 number of occupied housing units, the median gross rent in is $2024 per month, and the average monthly housing costs are estimated to be $2116. Below you’ll find additional breakdowns of home values, rents, home build years, and more.

Home Value (USD)Number of Homes
Less than $50,00055
$50,000 – $99,00024
$100,000 – $149,999140
$150,000 – $199,999235
$200,000 – $299,999773
$300,000 – $499,9992488
$500,000 – $999,9996358
$1,000,000+1092

Home Year BuiltNumber of Homes
2020 or Later19
2010 – 20192293
2000 – 20095640
1980 – 19995717
1960 – 19794923
1940 – 19591516
1939 or earlier658

The median number of rooms in all housing units is 5.3 rooms.
Monthly Rent ($ USD)Number of Units
Less than $500451
$500 – $999372
$1,000 – $1,499833
$1,500 – $1,9992875
$2,000 – $2,4992503
$2,499 – $2,9991329
$3,000 + 938

Monthly Housing Costs ($)Number of Households
Less than 300380
300-499362
500-799961
800-999978
1000-14992543
1500-19994146
2000-24993734
2500-29992686
3000+4676

Monthly Housing Cost as a % of Monthly IncomeNumber of Households
Less than 20%3210
20%-24.9%1551
25%-29.9%746
30%-34.9%559
35+%1826



# of VehiclesHouseholds
None1917
18453
27933
3+2463
Home Heating Characteristics: 
  • Utility Gas: 62.5 %
  • Bottle Tank or LP Gas: 1 %
  • Electricity: 35 %
  • Oil or Kerosene etc: 0.8 %
  • 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.