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Population per Square Mile in New Hampshire, by County

Population per Square Mile for every county in New Hampshire, ranked. The highest is Hillsborough County at 486.4 and the lowest is Coos County at 17.4.

New Hampshire: 155.8 · United States: n/a · median county in New Hampshire: 109.4

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People divided by land area. Water is excluded, so lake and coastal counties are not unfairly diluted.

Source: ACS 2020-2024 5-Year Estimates, 2024.

New Hampshire ranks 23rd of 52 states for population per square mile.

Population per Square Mile in other states

Other statistics for New Hampshire by county