Portsmouth, NH
Demographics And Statistics

Demographics | Crime | Cost Of Living
Updated: 2025-10-25

Living In Portsmouth, New Hampshire Summary

Life in Portsmouth research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Portsmouth over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in Portsmouth:

  • The population in Portsmouth is 22,332.

  • The median home value in Portsmouth is $764,966.

  • The median income in Portsmouth is $105,756.

  • The cost of living in Portsmouth is 148 which is 1.5x higher than the national average.

  • The median rent in Portsmouth is $1,778.

  • The unemployment rate in Portsmouth is 2.1%.

  • The poverty rate in Portsmouth is 5.5%.

  • The average high in Portsmouth is 57.3° and the average low is 37.5°.

Portsmouth SnackAbility

7
Overall SnackAbility
Jobs
9/10
Housing
9
Affordability
5
Diversity
6
Safety
8
Amenities
8.5
Education
9
Commute
8

Portsmouth, NH Crime Report

Crime in Portsmouth summary. We use data from the FBI to determine the crime rates in Portsmouth. Key points include:

  • There were 338 total crimes in Portsmouth in the last reporting year.

  • The overall crime rate per 100,000 people in Portsmouth is 1,471.5 / 100k people.

  • The violent crime rate per 100,000 people in Portsmouth is 187.2 / 100k people.

  • The property crime rate per 100,000 people in Portsmouth is 1,284.3 / 100k people.

  • Overall, crime in Portsmouth is -30.56% below the national average.

338
Total Crimes
-30.56%
Below National Average

Crime In Portsmouth Comparison Table

Statistic Count
Raw
Portsmouth
/ 100k People
New Hampshire
/ 100k People
National
/ 100k People
Total Crimes Per 100K 338 1,471.5 1,028.1 2,119.2
Violent Crime 43 187.2 110.1 359.0
Murder 0 0.0 1.0 5.0
Robbery 2 8.7 12.6 61.0
Aggravated Assault 32 139.3 62.8 256.0
Property Crime 295 1,284.3 918.0 1,760.0
Burglary 7 30.5 48.1 229.0
Larceny 265 1,153.7 805.4 1,272.0
Car Theft 23 100.1 64.4 259.0

Portsmouth, NH Cost Of Living

Cost of living in Portsmouth summary. We use data on the cost of living to determine how expensive it is to live in Portsmouth. Real estate prices drive most of the variance in cost of living around New Hampshire. Key points include:

  • The cost of living in Portsmouth is 148 with 100 being average.

  • The cost of living in Portsmouth is 1.5x higher than the national average.

  • The median home value in Portsmouth is $764,966.

  • The median income in Portsmouth is $105,756.

148
Portsmouth's Overall Cost Of Living
1.5x
Higher Than The National Average

Cost Of Living In Portsmouth Comparison Table

Living Expense Portsmouth New Hampshire National Average
Overall 148 116 100
Services 120 118 100
Groceries 100 103 100
Health 114 114 100
Housing 214 122 100
Transportation 112 110 100
Utilities 129 132 100

Portsmouth, NH Weather

  • The average high in Portsmouth is 57.3° and the average low is 37.5°.

  • There are 81.5 days of precipitation each year.

  • Expect an average of 48.8 inches of precipitation each year with 54.7 inches of snow.

StatPortsmouth
Average Annual High57.3
Average Annual Low37.5
Annual Precipitation Days81.5
Average Annual Precipitation48.8
Average Annual Snowfall54.7
57.3°
Average High
81.5
Days of Rain

Portsmouth, NH Photos

Portsmouthc Nh  Market Square
Source: Public Domain
Portsmouthc Nh  Governor John Langdon House
Source: Public Domain
Portsmouthc Nh  Goodwin Mansion
Source: Public Domain
Portsmouthc Nh  Building
Source: Public Domain
First Wentworth House Portsmouth
Source: Public Domain
Memorial Bridge Portsmouthc Nh
Source: Wikipedia User Ryan Walters | CC BY-SA 4.0
North Church Portsmouthc Nh Img
Source: Wikipedia User Billy Hathorn | CC BY 3.0
Street Musicians In Portsmouthc Nh Img
Source: Wikipedia User Billy Hathorn | CC BY 3.0
Jeffersonst
Source: Public Domain

Rankings for Portsmouth in New Hampshire

Locations Around Portsmouth

Map Of Portsmouth, NH

Best Places Around Portsmouth

1

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Population 18,444

2

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Population 5,730

3

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Population 10,138

4

Durham, NH
Population 10,577

5

Dover, NH
Population 33,070

6

Hampton, NH
Population 9,960

7

Somersworth, NH
Population 12,060

8

Rochester, NH
Population 32,866

Portsmouth Demographics And Statistics

Population over time in Portsmouth

The current population in Portsmouth is 22,332. The population has increased 6.5% from 2010.

Year Population % Change
2023 22,332 0.9%
2022 22,138 1.1%
2021 21,897 2.2%
2020 21,418 -1.6%
2019 21,775 -0.0%
2018 21,778 0.6%
2017 21,644 0.9%
2016 21,458 0.1%
2015 21,426 0.3%
2014 21,366 0.6%
2013 21,237 0.5%
2012 21,140 1.2%
2011 20,899 -0.3%
2010 20,963 -

Race / Ethnicity in Portsmouth

White
86.7% (19,357)
African American
0.7% (164)
American Indian
0.0% (8)
Asian
3.9% (875)
Hawaiian
0.0% (11)
Other
1.6% (367)
Two Or More
3.4% (765)
Hispanic
3.5% (785)

Portsmouth is:

  • 86.7% White with 19,357 White residents.

  • 0.7% African American with 164 African American residents.

  • 0.0% American Indian with 8 American Indian residents.

  • 3.9% Asian with 875 Asian residents.

  • 0.0% Hawaiian with 11 Hawaiian residents.

  • 1.6% Other with 367 Other residents.

  • 3.4% Two Or More with 765 Two Or More residents.

  • 3.5% Hispanic with 785 Hispanic residents.

Race Portsmouth NH USA
White 86.7% 87.5% 58.2%
African American 0.7% 1.4% 12.0%
American Indian 0.0% 0.1% 0.5%
Asian 3.9% 2.6% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 1.6% 0.4% 0.5%
Two Or More 3.4% 3.5% 3.9%
Hispanic 3.5% 4.5% 19.0%

Gender in Portsmouth

Female
51.1% (11,405)
Male
48.9% (10,927)
  • Portsmouth is 51.1% female with 11,405 female residents.

  • Portsmouth is 48.9% male with 10,927 male residents.

Gender Portsmouth NH USA
Female 51.1% 50.1% 50.5%
Male 48.9% 49.9% 49.5%

Highest level of educational attainment in Portsmouth for adults over 25

  • 0.0% of adults in Portsmouth completed < 9th grade.

  • 2.0% of adults in Portsmouth completed 9-12th grade.

  • 17.0% of adults in Portsmouth completed high school / ged.

  • 12.0% of adults in Portsmouth completed some college.

  • 6.0% of adults in Portsmouth completed associate's degree.

  • 42.0% of adults in Portsmouth completed bachelor's degree.

  • 16.0% of adults in Portsmouth completed master's degree.

  • 3.0% of adults in Portsmouth completed professional degree.

  • 2.0% of adults in Portsmouth completed doctorate degree.

< 9th Grade
0.0% (0)
9-12th Grade
2.0% (446)
High School / GED
17.0% (3,796)
Some College
12.0% (2,679)
Associate's Degree
6.0% (1,339)
Bachelor's Degree
42.0% (9,379)
Master's Degree
16.0% (3,573)
Professional Degree
3.0% (669)
Doctorate Degree
2.0% (446)
Education Portsmouth NH USA
< 9th Grade 0.0% 2.0% 5.0%
9-12th Grade 2.0% 4.0% 6.0%
High School / GED 17.0% 27.0% 26.0%
Some College 12.0% 17.0% 19.0%
Associate's Degree 6.0% 10.0% 9.0%
Bachelor's Degree 42.0% 24.0% 21.0%
Master's Degree 16.0% 12.0% 10.0%
Professional Degree 3.0% 2.0% 2.0%
Doctorate Degree 2.0% 2.0% 2.0%

Household Income For Portsmouth, New Hampshire

  • 2.5% of households in Portsmouth earn Less than $10,000.

  • 2.5% of households in Portsmouth earn $10,000 to $14,999.

  • 5.3% of households in Portsmouth earn $15,000 to $24,999.

  • 4.0% of households in Portsmouth earn $25,000 to $34,999.

  • 6.8% of households in Portsmouth earn $35,000 to $49,999.

  • 11.9% of households in Portsmouth earn $50,000 to $74,999.

  • 13.3% of households in Portsmouth earn $75,000 to $99,999.

  • 23.3% of households in Portsmouth earn $100,000 to $149,999.

  • 9.4% of households in Portsmouth earn $150,000 to $199,999.

  • 20.9% of households in Portsmouth earn $200,000 or more.

Less than $10,000
2.5% (56,697)
$10,000 to $14,999
2.5% (56,697)
$15,000 to $24,999
5.3% (118,049)
$25,000 to $34,999
4.0% (89,700)
$35,000 to $49,999
6.8% (152,744)
$50,000 to $74,999
11.9% (265,927)
$75,000 to $99,999
13.3% (297,026)
$100,000 to $149,999
23.3% (520,008)
$150,000 to $199,999
9.4% (210,711)
$200,000 or more
20.9% (465,637)
Income Portsmouth NH USA
Less than $10,000 2.5% 2.9% 4.9%
$10,000 to $14,999 2.5% 2.5% 3.6%
$15,000 to $24,999 5.3% 5.0% 6.6%
$25,000 to $34,999 4.0% 5.6% 6.8%
$35,000 to $49,999 6.8% 8.4% 10.4%
$50,000 to $74,999 11.9% 14.6% 15.7%
$75,000 to $99,999 13.3% 12.9% 12.7%
$100,000 to $149,999 23.3% 20.0% 17.4%
$150,000 to $199,999 9.4% 12.2% 9.3%
$200,000 or more 20.9% 15.7% 12.6%

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