Residential delivery area · District of Columbia
ZIP Code 20018: Washington, DC
ZIP code 20018 is in Washington, District of Columbia, entirely in District of Columbia (Census 2020 ZIP-county file). About 20,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $90,639 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Washington · 55 residential ZIPs
- County
- District of Columbia
- Census places
- Washington
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- House district
- DC delegate 119th Congress
- State
- District of Columbia
- Time zone
- Eastern
- Land area
- 3.0 sq mi · 6,482 people per sq mi
- PO Box ZIPs
- 216 more ZIP codes use the name Washington for PO boxes or single organizations
Where is ZIP code 20018?
20018 centers on 38.927°, -76.974° and covers 3.0 square miles of land plus 0.0 of water. It borders 5 ZIP codes: 20712, 20017, 20722, 20002, 20019.
The map draws ZIP code areas only. For the streets inside 20018, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 20018 compare with the rest of District of Columbia?
| Measure | 20018 | In District of Columbia | In DC |
|---|---|---|---|
| People (ACS 2020-2024) | 19,562 | 14th of 57 | 14th of 57 |
| Median household income | $91k | 18th of 21 | 18th of 21 |
| Median home value | $697k | 13th of 22 | 13th of 22 |
Its median household income is higher than in 74% of U.S. residential ZIP codes, and it is denser than 96% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 20018?
The 2020 Census counted 20,646 people in 20018; the ACS, which samples households over 2020-2024, estimates 19,562. Between the 2010 and 2020 censuses its population grew 22.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 19,562
- 2020 Census count
- 20,646+22.2% since 2010 (16,894)
- Households
- 9,021
- Median age
- 39.6
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 20018?
Of the 19,562 people the ACS estimates in 20018, 20.0% are under 18 and 16.6% are 65 or older. The largest group by race and Hispanic origin is Black (not Hispanic) (66.2%), then White (not Hispanic) (18.2%).
- Under 1820.0%
- 18 to 6463.3%
- 65 and older16.6%
- Black, not Hispanic66.2%
- White, not Hispanic18.2%
- Hispanic or Latino9.7%
- Other or two or more5.0%
- Asian, not Hispanic0.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 20018 earn?
Median household income is $90,639 (ACS 2020-2024), the 18th highest of the 21 ranked ZIP codes in District of Columbia. It is not measurably different from 2015-2019 ($82,551 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $90,639±$11,234
- Income per person
- $61,245
- Below the poverty line
- 14.9%
- Unemployed (of the labor force)
- 8.0%
- Adults 25+ with a bachelor's degree
- 44.8%
- Adjusted gross income per tax return, 2022
- $87,83110,200 returns; wages 83% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 20018?
FHFA's house price index for 20018, built from repeat sales and appraisals of the same homes, rose 52% from 2015 to 2025 and rose 15% from 2020 to 2025, and moved +4.4% in 2025.
- Median home value (owners' estimate)
- $697,000
- Median gross rent
- $1,295
- Homes owned by their occupants
- 52.1%
- Housing units
- 9,826
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 20018?
478 business establishments had a location in this ZIP code in 2023, 80 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance71
- Retail trade70
- Accommodation and food services59
- Professional, scientific, and technical services57
- Other services (except public administration)53
- Construction29
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 20018?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 20712 | Mount Rainier, MD | 9,563 | $69k | 1.2 mi |
| 20017 | Washington | 21,208 | $106k | 1.3 mi |
| 20722 | Brentwood, MD | 6,264 | $92k | 1.4 mi |
| 20002 | Washington | 72,397 | $120k | 1.6 mi |
| 20019 | Washington | 63,380 | $58k | 3.0 mi |
| 20064 | Washington | 1,442 | – | 1.5 mi (near) |
| 20422 | Washington | 15 | – | 1.9 mi (near) |
| 20317 | Washington | 15 | – | 2.2 mi (near) |
| 20781 | Hyattsville, MD | 13,352 | $86k | 2.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.