Population Density

Summary: Total resident population density for for states, counties, cities, towns, and places based on land area

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This database reports recent population density figures (persons per square mile) based on annual population, estimated on July 1st of each year, and land area reported by the U.S. Census.  Density from 1990-1999 is based on 1990 land area; 2000-current density is based on land area in each of those years.


The benchmark for population estimates are dicennial Censuses.  The most recent occurred in 2020. 


1 square mile = 640 acres = 2.58999 square kilometers = 258.999 hectares.

Geographic Coverage: U.S., States, Counties, City or Other Local Government

Periodicity: Annually

Series Begins/Ends: 1990 - 2022