Dover, NH Profile: Facts & 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 32,140 as of July 1, 2018. 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.

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

Jump to... (On This Page!)
  1. Dover 2018 Demographic Data
  2. Growth Rates for Dover (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. New Hampshire Research Tools (Easy Tools & Current Data)
  3. New Hampshire Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Dover, NH Data & Demographics (As of July 1, 2018)


Total Population 32,140
Population in Households 31,186
Population in Familes 21,825
Population in Group Qrtrs 954
Population Density2 1,203
Diversity Index3 27


Median Household Income $64,560
Average Household Income $86,999
Per Capita Income $37,901


Total Housing Units 14,549 (100%)
Owner Occupied HU 7,497 (51.5%)
Renter Occupied HU 6,225 (42.8%)
Vacant Housing Units 827 ( 5.7%)
Median Home Value $263,241
Average Home Value $293,387


Total Households 13,722
Average Household Size 2.27
Family Households 7,453
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population 0.84% 0.82%
Households 0.82% 0.85%
Families 0.66% 0.75%
Median Household Income   2.78%
Per Capita Income   3.02%

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, 2018 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 # 23 77th
Diversity Index # 7 94th
Median Household Income # 33 67th
Per Capita Income # 24 76th

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

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