Dover, New Hampshire

Dover, New Hampshire
City Hall
Nickname: 
The Garrison City
Location within New Hampshire
Coordinates: 43°11′52″N 70°52′25″W / 43.19778°N 70.87361°W / 43.19778; -70.87361
CountryUnited States
StateNew Hampshire
CountyStrafford
Settled1623
Incorporated1623 (town)
Incorporated1855 (city)
Government
 • MayorRobert Carrier
 • Deputy MayorDennis Shanahan (Ward 5)
 • City Council
Members
  • Linnea Nemeth (At-Large)
  • Lindsey Williams (At-Large)
  • April Richer (Ward 1)
  • Robert Warach (Ward 2)
  • Anthony Retrosi (Ward 3)
  • Debra Hackett (Ward 4)
  • Fergus Cullen (Ward 6)
 • City ManagerMichael Joyal
Area
 • Total
29.04 sq mi (75.22 km2)
 • Land26.73 sq mi (69.23 km2)
 • Water2.32 sq mi (6.00 km2)  7.97%
Elevation
49 ft (15 m)
Population
 (2020)
 • Total
32,741
 • Estimate 
(2024)
33,909
 • Density1,268.6/sq mi (489.8/km2)
Time zoneUTC−5 (EST)
 • Summer (DST)UTC−4 (EDT)
ZIP Codes
03820-03822
Area code603
FIPS code33-18820
GNIS feature ID866618
Websitewww.dover.nh.gov

Dover is a city in Strafford County, New Hampshire, United States. The population was 32,741 at the 2020 census, making it the most populous city in the New Hampshire Seacoast region and the fifth most populous city in New Hampshire.

It is the county seat of Strafford County, and home to Wentworth-Douglass Hospital, the Woodman Institute Museum, and the Children's Museum of New Hampshire.