Dover, New Hampshire Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Dover, New Hampshire is 33,070 as of the 2023 American Community Survey, making it the 4th-largest city in New Hampshire. The median household income is $92,748, the median home value is $398,500, and the median age is 37.6.
The population has grown 12.9% since 2010 (30,023 → 33,909).
33,070
Population
1237
People / sq mi
$92,748
Median Income
$398,500
Median Home Value
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Dover covers 26.7 sq mi of land at 1237 people per square mile.
About Dover, NH
Dover is distinguished by its share of foreign-born residents, 50.0% of the population. Dover is a city in New Hampshire with a population of 33,070. That makes it one of the ten largest cities in New Hampshire in the country, at #4 by population.
The typical household here earns about $92,748, above the US median of $78,538. Poverty is relatively low for US cities at 4.0%, below the national 12.4%. Homes carry a median value of $398,500, with typical rent around $1,540.
About 49.2% of adults 25 and older have a bachelor’s degree, above the 35.0% national figure. About 17.6% of workers primarily work from home, above the national 14.0%, and the average commute runs about 22 minutes each way.
The large foreign-born share is a defining thread in Dover, shaping language, household composition, and the labor force behind the economic figures above.
Dover city Population History (2010-2024)
The city of Dover city had a population of 30,023 in 2010 and 33,909 in 2024, a 12.9% growth over 14 years. The peak was 33,909 in 2024. Average annual growth rate: 0.87%.
33,909
Population (2024)
30,023
Population (2010)
33,909
Peak (2024)
0.87%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 30,023 |
| 2011 | 30,334 |
| 2012 | 30,408 |
| 2013 | 30,500 |
| 2014 | 30,841 |
| 2015 | 31,037 |
| 2016 | 31,340 |
| 2017 | 31,602 |
| 2018 | 31,722 |
| 2019 | 32,191 |
| 2020 | 32,783 |
| 2021 | 33,281 |
| 2022 | 33,352 |
| 2023 | 33,503 |
| 2024 | 33,909 |
Race & Ethnicity
| White | 87.4% |
| Black or African American | 1.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Economy & Income
$92,748
Median Household Income
$52,228
Per Capita Income
4.0%
Poverty Rate
3.0%
Unemployment Rate
Housing
$398,500
Median Home Value
$1,540
Median Rent
51.3%
Owner-Occupied
Education
96.3%
High School+
49.2%
Bachelor's+
Commute
2.4%
Drive Alone
71.6%
Public Transit
17.6%
Work From Home
21.9 min
Avg Commute
Community Profile
50.0%
Foreign Born
92.6%
Non-English at Home
5.8%
Veterans
12.3%
With Disability
93.9%
Health Insurance
95.9%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 25.4% |
| Manufacturing | 13.4% |
| Finance, Insurance & Real Estate | 13.1% |
| Education, Health Care & Social Services | 9.8% |
| Information | 8.2% |
| Public Administration | 5.1% |
| Arts, Entertainment & Food Services | 4.9% |
| Construction | 3.1% |
| Retail Trade | 1.8% |
| Transportation & Warehousing | 1.7% |
| Agriculture & Mining | 0.8% |
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Metro areas in New Hampshire
City rankings
Frequently Asked Questions
Dover, New Hampshire has a population of 33,070 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 4th-largest city in New Hampshire.
The median household income in Dover, New Hampshire is $92,748, with 4.0% of residents living below the federal poverty level.
The median home value in Dover, New Hampshire is $398,500, with median monthly rent at $1,540 and a homeownership rate of 51.3%.
The median age in Dover, New Hampshire is 37.6 years. The population is 49.4% male and 50.6% female.
The population has grown 12.9% since 2010 (30,023 → 33,909).
Dover city, NH Climate
Dover city, NH has an average annual temperature of 8.4°C (47°F) and receives about 1108 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
8.4°C
Avg Temp
1108
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -5° / 22° | 83 mm |
| February | -4° / 26° | 79 mm |
| March | 1° / 35° | 90 mm |
| April | 7° / 45° | 104 mm |
| May | 13° / 56° | 92 mm |
| June | 18° / 65° | 87 mm |
| July | 21° / 71° | 84 mm |
| August | 20° / 69° | 86 mm |
| September | 16° / 60° | 86 mm |
| October | 10° / 49° | 104 mm |
| November | 4° / 39° | 117 mm |
| December | -2° / 28° | 96 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Dover city, NH
The most comfortable months to visit Dover city, NH are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 28°C high). The coldest is January (near -11°C low). November is usually the wettest month.
Where to stay near Dover
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Statewide data for New Hampshire
Population, race, income, age, and trends across New Hampshire
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.