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US ZIP Code Profile

ZIP Code 20037
Washington, District of Columbia

ZIP code 20037 is in Washington, located in District Of Columbia County, District of Columbia, within the Washington-Arlington-Alexandria metro area. Its 2020 Census population was 14,945. The estimated median adjusted gross income per tax return is $88,806, and about 20% of filers report $200,000 or more.

2020 Population
14,945
Census ZCTA
County
District Of Columbia
FIPS 11001
Median income (est.)
$88,806
IRS SOI 2022
Land Area
0.642 mi²
+ 0.326 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityWashington, DC
CountyDistrict Of Columbia County (FIPS 11001)
StateDistrict of Columbia (FIPS 11)
Metro Area (MSA)Washington-Arlington-Alexandria, DC-VA-MD-WV Metro Area (47900)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates38.898888, -77.05546
Land / Water Area0.642 mi² land · 0.326 mi² water

02Income & Economics

Distribution of the 5,460 individual tax returns filed in 20037 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
16.3%
$25K–$50K
12.6%
$50K–$75K
14.3%
$75K–$100K
12.3%
$100K–$200K
24.5%
$200K+
20.0%
The $200,000+ bracket accounts for 64% of 20037's total adjusted gross income, from 20% of returns — a concentration that drives the gap between the median ($88,806) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 20037's IRS income metrics, 2020–2022.

Median income (2021→2022)
$88,806
▲ 3.5%
Filers earning $200K+
20.0%
▼ 0.5 pt
Total filers
5,460
▲ 7.5%
GET /zipc/v2/zipcodes/20037/soi?year=… $82K 2020 $86K 2021 $89K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 20037 ZCTA.

2000
12,642
 
2010
14,642
▲ +15.8%
2020
14,945
▲ +2.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 20037. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 20037

Washington and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 20037 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number105000
City AliasesWashington

07Frequently Asked Questions

What county is ZIP code 20037 in?

ZIP code 20037 is in District Of Columbia County, District of Columbia (county FIPS code 11001).

What city is ZIP code 20037?

The primary USPS city for 20037 is Washington, DC.

What metro area (MSA) is 20037 in?

20037 is part of the Washington-Arlington-Alexandria, DC-VA-MD-WV Metro Area (MSA code 47900).

What is the population of ZIP code 20037?

The 2020 Census population of 20037 was 14,945 residents.

What is the median income in ZIP code 20037?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 20037 is about $88,806, with around 20% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.