RANKING · 2025 ESTIMATES · 500 SHOWN OF 925
Most densely populated, US metro areas
US metro areas ranked by residents per square mile (2025). New York-Newark-Jersey City, NY-NJ leads at 3,276. 925 metro areas qualify in total. Connecticut carries 4 of the top 25 entries.
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RANKPLACESTATEPOPPOPULATION DENSITYVS 2000
UPDATED 2026-07-15 · DATA: US CENSUS BUREAU POPULATION ESTIMATES
Frequently asked
Which metro area has the highest population density?
New York-Newark-Jersey City, NY-NJ ranks #1 with 3,276 (2025 Census Population Estimates).
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?
925 metro areas qualify after filtering for population minimums and data availability. The ranking covers 2025 Census population estimates.
How is population density measured?
Residents per square mile of land area. Source: US Census Bureau, Population Estimates Program (2025).