There are 7 cities in Coos County, New Hampshire.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Berlin1New Hampshire9,5269,4070.04%15561.35
Lancaster2New Hampshire2,2601,892 7592.98
Gorham3New Hampshire2,0431,948 2,4320.84
Whitefield4New Hampshire1,3321,202 1,0111.32
Colebrook5New Hampshire1,1001,037 4202.62
Groveton6New Hampshire839914 4072.06
West Stewartstown7New Hampshire465325 7510.62
showing: 7 rows

Cities in Coos County, New Hampshire by Population (2024)

What is the largest city in Coos County, New Hampshire?

Berlin is the largest city in Coos County.

What is the smallest city in Coos County, New Hampshire?

West Stewartstown is the smallest city in Coos County.

How many cities are in Coos County?

There are 7 cities in Coos County, New Hampshire.

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