RANKING · 1990 CENSUS · 500 SHOWN OF 918
Most densely populated, US metro areas · 1990
US metro areas ranked by residents per square mile (1990). New York-Newark-Jersey City, NY-NJ leads at 2,739. 918 metro areas qualify in total. California carries 5 of the top 25 entries.
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RANKPLACESTATEPOPPOPULATION DENSITYVS –
UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS
Frequently asked
Which metro area has the highest population density?
New York-Newark-Jersey City, NY-NJ ranks #1 with 2,739 (1990 Decennial Census).
What are the top 5 metro areas by population density?
New York-Newark-Jersey City, NY-NJ, Los Angeles-Long Beach-Anaheim, CA, San Francisco-Oakland-Fremont, CA, Trenton-Princeton, NJ, Honolulu, HI.
How many metro areas are in this ranking?
918 metro areas qualify after filtering for population minimums and data availability. The ranking covers 1990 Decennial Census data.
How is population density measured?
Residents per square mile of land area. Source: US Census Bureau, 1990 Decennial Census.