Washington, DC 20018 ZIP Code Profile

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Washington, DC
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ZIP Code 20018: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Washington, DC 20018

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 638
  • PO Box Addresses: 134
  • Residential Addresses: 9,809
    • Multi-Family Addresses: 3,895
    • Single Family Addresses: 5,914
  • Centroid: Latitude 38.927, Longitude -76.976
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

The ZIP Code maps and database are updated 4 times per year.
Database updated: June 1, 2025, Maps updated: May 1, 2024.

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Washington, DC 20018 Data & Demographics (As of July 1, 2025)

POPULATION

Total Population 21,551 (100%)
Population in Households 21,048 (97.7%)
Population in Families 14,845 (68.9%)
Population in Group Quarters1 503 ( 2.3%)
Population Density 7,474
Diversity Index2 58
 
 

INCOME

Median Household Income $99,526
Average Household Income $140,435
% of Income for Mortgage4 42%
Per Capita Income $60,422
Wealth Index5 113
Socioeconomic Status Index6 Moderate (49.3)
 

HOUSING

Total HU (Housing Units) 9,988 (100%)
Owner Occupied HU 4,900 (49.1%)
Renter Occupied HU 4,359 (43.6%)
Vacant Housing Units 729 ( 7.3%)
Median Home Value $670,931
Average Home Value $755,268
Housing Affordability Index3 59
 

HOUSEHOLDS

Total Households 9,259
Average Household Size 2.27
Family Households 4,579
Average Family Size 3.00
NOTES
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different races or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.
  6. The Socioeconomic Index ranges from zero (lowest relative status) to 100 (highest relative status). This measure quantifies disparities in social position of an area's inhabitants and is built from a broad range of demographic, housing, and socioeconomic inputs. More information on this measure can be found in Esri's SEI tutorial.

GROWTH RATE / YEAR

2020-2025 2025-2030
Population 0.95% -0.17%
Households 1.35% 0.16%
Families   0.24%
Median Household Income   3.23%
Per Capita Income   2.78%
Owner Occupied HU   0.88%

Washington, DC 20018 - Peer Comparisons by Rank and Percentile

The table below compares 20018 to the other 32 ZIP Codes in Washington, D.C. by rank and percentile using July 1, 2025 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 14 59th
Population Density # 21 38th
Median Household Income # 20 41st
Housing Affordability Index # 18 56th
Per Capita Income # 18 47th
Diversity Index # 21 38th

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington, D.C. Census Data Comparison Tool.



Nearby Cities, Towns & Census Designated Places

Kaywood Gardens, MD (1.4 miles NNE)
Brentwood, MD (1.4 miles NE)
Colmar Manor, MD (1.4 miles ENE)
Cottage City, MD (1.4 miles ENE)
Mount Rainier, MD (1.4 miles NNE)
Queenstown, MD (1.9 miles NNE)
North Brentwood, MD (1.9 miles NE)
Bladensburg, MD (2.4 miles ENE)
Chillum, MD (2.7 miles NNW)
Edmonston, MD (2.7 miles ENE)

Nearby Neighborhoods, Subdivisions & Other Small Populated Places

Gateway, DC (< 0.1 mile)
Brentwood Village, DC (< 0.1 mile)
Edgewood Terrace, DC (< 0.1 mile)
Metropolis View, DC (1.4 miles W)
University Heights, DC (1.4 miles NW)
Michigan Park, DC (1.4 miles NNW)
Edgewood, DC (1.4 miles WSW)
The Cloisters, DC (1.4 miles W)
Park Place, DC (1.4 miles W)
North Michigan Park, DC (1.4 miles N)

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