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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 20018, Washington, DC

ZIP Code 20018 Details

Zip Code:20018
State:DC [District of Columbia]
Multi County:No
City Alias(es):Washington
Area Code:202 / 423
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:129 ft
State FIPS:11
County FIPS:001
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 20018 2020 Census Demographics

Current Population:22,886
2020 Population:20,646
Households per ZIP Code:8,680
Average House Value:$571,500
Avg. Income Per Household:$74,412
Persons Per Household:2.32
White Population:3,179
Black Population:14,584
Hispanic Population:1,693
Asian Population:446
American Indian Population:92
Hawaiian Population:9
Other Population:831
Male Population:9,397
Female Population:11,249
Median Age:39.10 years
Male Median Age:37.40 years
Female Median Age:40.90 years

ZIP Code 20018 Other Demographics

# Residential Mailboxes:9,865
# Business Mailboxes:545
Total Delivery Receptacles:12,139
Number of Businesses:446
1st Quarter Payroll:$121,798,000
Annual Payroll:$549,271,000
# of Employees:9,865
Water Area:0.012 sq mi
Land Area:3.018 sq mi
118th Congressional District:98
118th Congressional Land Area:61.40 sq mi
Single Family Delivery Units:4,472
Multi Family Delivery Units:3,896
# Residential Mailboxes:9,865
# Business Mailboxes:545
Total Delivery Receptacles:12,139

ZIP Code 20018 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,750 3,805 +55
Retired Workers: 2,740 2,755 +15
Disabled Workers: 550 590 +40
Widow(er)s and Parents: 200 190 -10
Spouses: 50 45 -5
Children: 210 225 +15
65+: 2,840 2,870 +30
Monthly Benefits - All: $4,186,000 $4,332,000 +$146,000
Monthly Benefits - Retired Workers: $3,183,000 $3,280,000 +$97,000
Monthly Benefits - Widow(ers): $213,000 $209,000 ($4,000)

ZIP Code 20018 Statistical Areas

CBSA: 47900
CBSA Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
CBSA Type: Metro
CBSA Division: 47894
CBSA Division Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
CBSA Population:0
CBSA Division Population:0
MSA: 8872
MSA Name: Washington-Baltimore, DC-MD-VA-WV CMSA
PMSA: 8840
PMSA Name: Washington, DC-MD-VA-WV PMSA
City State Key:V21178
Preferred Last Line Key:V21178
20017: Previous ZIP Code
Next ZIP Code: 20019


  1. U.S. Postal Service [Last Updated: 6/1/2023],
  2. Internal Data Creation [Last Updated: 6/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 6/1/2023],
  6. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],