Where is Dover, New Hampshire, USA?

Written and Fact-checked by | Updated On: April 28, 2026 | 14:51 ET

Where is Dover Located? - Dover is a city located in the Strafford County of New Hampshire, United States. Dover lies between 39.2951013 Degrees North latitudes and 77.8605508 Degrees West longitudes.

Location Map of Dover, New Hampshire

Where is Dover, New Hampshire

Dover Map, New Hampshire, USA

Where is Dover?: The Google Map showing the location of Dover in the U.S. state of New Hampshire.

Where is Dover Located?

Dover is a city located in the Strafford County of New Hampshire, United States. Dover lies between 39.2951013 Degrees North latitudes and 77.8605508 Degrees West longitudes. According to 2020 U.S.census, the population of Dover city is 32741 people and the city has a total area of 26.73 sq mi. The city has numerous parks and recreational facilities.

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Dover, New Hampshire Quick Facts

PropertyDetails
CityDover
CountyStrafford County
StateNew Hampshire
State CapitalConcord
US RegionNortheastern United States (New England)
Latitude43.1979°N
Longitude70.8737°W
Elevation56 ft (17 m)
Land Area28.74 sq mi
Water Area0.75 sq mi
Total Area29.49 sq mi
Population (2020 Census)32,741
Population DensityAbout 1,139 per sq mi
ZIP Codes03820, 03821, 03822
Area Code603
Time Zone StandardEastern Standard Time (EST), UTC -5
Time Zone DaylightEastern Daylight Time (EDT), UTC -4
CurrencyUnited States Dollar (USD)
FIPS Code33-18820
Congressional DistrictNew Hampshire's 1st Congressional District

Nearby Cities to Dover, New Hampshire

  • Somersworth, New Hampshire - Northeast - 4 mi
  • Rollinsford, New Hampshire - East - 5 mi
  • Rochester, New Hampshire - Northwest - 11 mi
  • Durham, New Hampshire - Southwest - 11 mi
  • Portsmouth, New Hampshire - Southeast - 13 mi
  • South Berwick, Maine - East - 7 mi
  • Berwick, Maine - Northeast - 10 mi
  • Exeter, New Hampshire - South - 18 mi
  • Concord, New Hampshire - West - 44 mi
  • Manchester, New Hampshire - Southwest - 50 mi

Dover, New Hampshire Climate and Weather Overview

MonthAvg High (°F)Avg Low (°F)Avg Rainfall (in)
January34163.8
April56364.1
July81613.5
October61414.2
Annual583948.0
Climate AttributeDetails
Climate Classification (Köppen)Warm-Summer Humid Continental (Dfb)
Annual RainfallAbout 48 inches
Annual Sunshine DaysApproximately 200 days
Hurricane/Tornado RiskLow hurricane risk; low tornado risk
SnowfallAbout 56 inches annually

Driving Distances from Dover, New Hampshire

CityStateDistance (mi)Approx. Drive Time
SomersworthNew Hampshire48 min
RollinsfordNew Hampshire510 min
South BerwickMaine712 min
BerwickMaine1015 min
DurhamNew Hampshire1116 min
RochesterNew Hampshire1118 min
PortsmouthNew Hampshire1320 min
ExeterNew Hampshire1825 min
ConcordNew Hampshire4450 min
ManchesterNew Hampshire5055 min

Transportation and Connectivity in Dover, New Hampshire

TransportationDetails
Airport NamePortsmouth International Airport at Pease
IATA CodePSM
PortPort of Portsmouth (regional access)
Major HighwaysNew Hampshire Route 16 (Spaulding Turnpike), US Highway 4, New Hampshire Route 9
Train/Passenger RailAmtrak Downeaster
Local Bus/Transit ServiceCOAST (Cooperative Alliance for Seacoast Transportation)
  • The Spaulding Turnpike (NH Route 16) provides direct connections to Portsmouth, Rochester, and northern New Hampshire.
  • Amtrak's Downeaster serves Dover with daily passenger rail service between Brunswick, Maine, and Boston, Massachusetts.
  • COAST operates local and regional bus routes connecting Dover with Portsmouth, Durham, Rochester, and surrounding Seacoast communities.
  • Portsmouth International Airport at Pease is approximately 12 miles southeast and provides commercial, charter, and general aviation services.

Key Landmarks and Places to Visit in Dover, New Hampshire

Landmark NameType
Children's Museum of New HampshireChildren's Museum
Woodman MuseumHistory Museum
Henry Law ParkCity Park
Garrison Hill ParkScenic Park
Bellamy River Wildlife Management AreaWildlife Area
Downtown DoverHistoric District
Cochecho FallsNatural Landmark
The Mills at CochechoHistoric Mill Complex
Hilton ParkWaterfront Park
UNH ObservatoryEducational Attraction

Colleges and Universities in Dover, New Hampshire

InstitutionTypeLevelNotable For
University of New HampshirePublicUniversityResearch, engineering, marine science, and business programs
Great Bay Community CollegePublicCommunity CollegeHealthcare, business, and technical education
University of New Hampshire School of LawPublicLaw SchoolIntellectual property and legal education
Southern New Hampshire UniversityPrivateUniversityBusiness, online education, and graduate programs
York County Community CollegePublicCommunity CollegeAssociate degrees and workforce development

Waterbodies in Dover, New Hampshire

Cochecho River, Bellamy River, Piscataqua River, Salmon Falls River, Willand Pond, Bellamy Reservoir, Great Bay, Little Bay.

Golf Courses in Dover, New Hampshire

Cochecho Country Club, The Oaks Golf Links, Pease Golf Course, Rochester Country Club, Breakfast Hill Golf Club, Nippo Lake Golf Club.

Dover, New Hampshire - Key Historical Facts

  • Dover was settled in 1623, making it the oldest permanent settlement in New Hampshire and one of the earliest English settlements in the United States.
  • The city grew around the Cochecho River, where water-powered sawmills, gristmills, and later textile mills fueled its economic development during the colonial era and the Industrial Revolution.
  • Dover was officially incorporated as a city in 1855 after decades of growth driven by manufacturing, trade, and shipbuilding.
  • Throughout the 19th century, the Cocheco Manufacturing Company became one of the region's leading textile producers, helping transform Dover into an important industrial center.
  • Many of Dover's historic brick mill buildings and downtown streets have been preserved and are now home to businesses, restaurants, museums, and cultural venues.
  • Today, Dover is recognized for its historic character, thriving downtown, higher education opportunities, proximity to New Hampshire's Seacoast, and strong healthcare, technology, and service industries.

References

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