There are 11 cities in Rockingham County, New Hampshire.

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City
Rank
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Portsmouth123,43321,9871.56%1,49615.66
Derry223,02722,891 1,51515.20
Londonderry312,14312,053 99412.22
Hampton410,05010,002 1,8955.30
Exeter59,9189,349 2,2064.50
Newmarket65,8295,737 2,9791.96
Raymond74,0063,807 8604.66
Epping82,7543,001 1,0042.74
Hampton Beach92,6502,485 2,0831.27
Seabrook Beach10864976 8181.06
Newfields11291254 7660.38
showing: 11 rows

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

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

Portsmouth is the largest city in Rockingham County.

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

Newfields is the smallest city in Rockingham County.

How many cities are in Rockingham County?

There are 11 cities in Rockingham County, New Hampshire.

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