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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

ZIP Codes for City of Clayton, DE

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Counties:KENT, DE
Area Code(s):302
Timezone(s):Eastern (GMT -05:00)
City Population:2,918 (More Details)
CBSA:Dover, DE
Congressional District(s):No Districts
Land Area:586 square miles (county)
Water Area:212 square miles (county)

1 ZIP Code

Clayton, DE ZIP Code Boundaries

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Clayton, DE Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Clayton, DE Demographic Information *

Total population**2,918
Male population1,400
Female population1,518
Median age (years)32.2
White Population2,032
Black Population718
Indian Population6
Asian Population17
Hawaiian Population0
Hispanic Population161
Median age (Male)31.4
Median age (Female)32.8
Total households992
Family households (families)757
Average household size2.94
Average family size3.33
Total housing units1,056
* Demographic data is based on 2010 Census for the City of CLAYTON.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  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],