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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of Riverdale, MD

Riverdale, MD Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulation
ZIP Code 20737StandardPrince Georges20,684
ZIP Code 20738P.O. BoxPrince Georges0

Timezone(s):Eastern (GMT -05:00)
Population:20,684 (More Details)
Male Population:10,803
Female Population:9,881
Median Age:30
ZIP Codes:2
Area Codes:2
Total Area:499 square miles (county)
Land Area:483 square miles (county)
Water Area:16 square miles (county)

Riverdale, MD Demographic Information *

There is no Census data for the city of RIVERDALE, MD. We have pulled information for the ZIP Code 20737 instead.
Total population20,684
Male population10,803
Female population9,881
Median age (years)29.7
White Population5,407
Black Population7,452
Indian Population224
Asian Population637
Hawaiian Population13
Hispanic Population9,939
Median age (Male)28.9
Median age (Female)30.6
Total households5,758
Family households (families)4,255
Average household size3.57
Average family size3.87
Total housing units6,227
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 11/1/2022],
  2. Internal Data Creation [Last Updated: 11/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],