Dover, NH Profile: Facts, Map & Data


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Dover, New Hampshire - Basic Facts

The City of Dover is the 4th largest city in New Hampshire with a population of 32,180 as of July 1, 2017. Dover ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in New Hampshire. See peer rankings below.

The primary coordinate point for Dover is located at latitude 43.1864 and longitude -70.8836 in Strafford County. The formal boundaries for the City of Dover (see map below) encompass a land area of 26.71 sq. miles and a water area of 2.31 sq. miles. Strafford County is in the Eastern time zone (GMT -5). The elevation is 66 feet.

The City of Dover (GNIS ID: 873580) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Dover population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Dover: Bristol, Cochecho, Cocheco, Hilton's Point, Nachwanach, Newichwannock, Northam, Quochecho, Winichahanat.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


City of Dover, NH Boundary Map

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Boundary Maps: Strafford County | New Hampshire Counties

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Dover, NH Data & Demographics (As of July 1, 2017)


Total Population 32,180
Daytime Population: Workers 17,783
Daytime Population: Residents 14,074
Total Daytime Population (TDP) 31,857
Ratio TDP/Total Population1 0.99
Population in Households 31,207
Population in Familes 21,669
Population in Group Qrtrs 973
Population Density2 1,205
Diversity Index3 26


Median Household Income $62,931
Average Household Income $85,296
Per Capita Income $37,158


Total Housing Units 14,392 (100%)
Owner Occupied HU 6,891 (47.9%)
Renter Occupied HU 6,837 (47.5%)
Vacant Housing Units 664 ( 4.6%)
Median Home Value $257,468
Average Home Value $292,316


Total Households 13,728
Average Household Size 2.27
Family Households 7,461
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.98% 0.88%
Households 0.94% 0.89%
Families 0.77% 0.77%
Median Household Income   1.93%
Per Capita Income   2.5%

Dover, NH - Peer Comparisons by Rank and Percentile

The table below compares Dover to the other 97 incorporated cities, towns and CDPs in New Hampshire by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 4 97th
Population Density # 24 76th
Diversity Index # 7 94th
Median Household Income # 30 70th
Per Capita Income # 20 80th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Hampshire Census Data Comparison Tool.

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