Homefactsby IDLookupNew search

Neighborhood report

Portsmouth, NH

Founded 1630Rockingham CountyElev. 6 m
Population
22,332
Median home
$640,600
Disaster risk
Relatively Moderate
Public schools
6
Sex offenders
0

Overview

About Portsmouth

With about 22,332 residents, Portsmouth is one of New Hampshire's notable places. Portsmouth was founded in 1630 and sits in Rockingham County. The median age is 42.4 and the median household income is $105,756. Homes carry a median value of $640,600, and about 52% of residents own where they live. White residents make up the largest share of the population (86.7%). Around 63% of adults hold a bachelor's degree or higher, and the typical commute runs about 22 minutes.

Source: U.S. Census Bureau, American Community Survey (5-year).

Look up anyone in Portsmouth, NH
Search Portsmouth residents by name — addresses, phone numbers, relatives, criminal & public records.
Search people →

Who lives here

Demographics

Population
22,332
Median age
42.4
Median household income
$105,756
Per-capita income
$69,569
Poverty rate
5.5%
High-school grad or higher
97.6%
Bachelor's degree or higher
63.4%
Unemployment
2.1%
Avg. commute
22.1 min
Work from home
20.7%
Residents by race & ethnicity
White86.7%
Hispanic or Latino3.5%
Black0.7%
Asian3.9%
Workforce by occupation
Management, business, science & arts58.4%
Sales & office20.8%
Service11.4%
Production, transportation & material moving6%
Natural resources, construction & maintenance3.5%

Source: U.S. Census Bureau, American Community Survey (5-year).

Housing

Property report

Median home value
$640,600
Median gross rent
$1,778/mo
Owner-occupied
52.1%
Median year built
1958
Households
10,556
Avg. household size
2.07

Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.

Education

Schools

Schools: Above average

Portsmouth has 6 public schools3 elementary, 1 middle, 1 high.

Student proficiency · grade 8, 1 school
Reading72%
Math72%

% of students at or above proficient on state assessments.

Portsmouth High SchoolHighGrades 913
Portsmouth Middle SchoolMiddleGrades 68
Little Harbour SchoolElementary
Mary C. Dondero Elementary SchoolElementary
New Franklin SchoolElementary
PEEP School - Pre School ProgramGrades -1-1

Public schools + grade-8 proficiency. Source: U.S. Dept. of Education (NCES directory + EDFacts assessments), via Urban Institute.

Safety

Crime

violent crime63% below national
Portsmouth143
New Hampshire118
United States386
12% higher than 2019
20192023
property crime46% below national
Portsmouth1,050
New Hampshire923
United States1,952
36% lower than 2019
20192023

Rate per 100,000 residents/year, Portsmouth Police Department, 2023. Source: FBI UCR/NIBRS (Crime Data Explorer).

Environment

Environmental hazards

Toxic-release sites and regulated facilities in and around Portsmouth.

Data source being added: U.S. EPA — Toxics Release Inventory (public). We show real, sourced figures only — never estimates.

Risk

Natural disaster risk

Relatively Moderate
Top hazards · Rockingham County
Coastal floodingRelatively High
Ice stormRelatively High
DroughtRelatively Moderate
HurricaneRelatively Moderate
LightningRelatively Moderate
Riverine floodingRelatively Moderate

County-level natural-hazard risk. Source: FEMA National Risk Index.

Context

Neighborhood info

Portsmouth is in Rockingham County — see county-wide risk, demographics, and registry.

Portsmouth was founded in 1630 and sits in Rockingham County. Elevation ~6 m.

Map of Portsmouth
Portsmouth, NH
Where Portsmouth is
ManchesterNashuaConcordRochesterDoverKeenePortsmouth
Historic places

31 on the National Register of Historic Places.

Benedict HouseFranklin BlockHart, Jeremiah, HouseHart, John, HouseHart, Phoebe, HouseHart-Rice HouseNeal, James, HousePinkham, Daniel, House
Notable people from Portsmouth
Ronnie James DioThomas Bailey AldrichIlene WoodsElliott CouesJohn LangdonColby StevensonBrooke AstorFitz John PorterPeter BonerzAlfred Thompson Bricher
People searches in Portsmouth
Michael SmithJohn SmithJames SmithDavid SmithRobert SmithMichael JohnsonJohn JohnsonJames JohnsonMichael WilliamsWilliam SmithDavid JohnsonRobert JohnsonJohn WilliamsMichael BrownMichael JonesJames WilliamsDavid WilliamsJohn BrownRobert WilliamsJohn JonesWilliam JohnsonMary SmithJames BrownJames Jones
Nearby cities
Dover (10 mi)Somersworth (14 mi)Rochester (19 mi)Manchester (34 mi)Concord (41 mi)Nashua (42 mi)

Common questions

Portsmouth — frequently asked

What is the population of Portsmouth, New Hampshire?
Portsmouth has a population of about 22,332, according to the U.S. Census Bureau's American Community Survey (5-year).
What is the average home value in Portsmouth?
The median home value in Portsmouth is $640,600, and the median gross rent is $1,778/month (U.S. Census ACS).
Is Portsmouth safe? What is the crime rate?
Portsmouth Police Department reported a violent-crime rate of about 143 per 100,000 residents in 2023 — lower than the U.S. rate of 386. Source: FBI UCR/NIBRS.
What natural-disaster risks does Portsmouth face?
FEMA's National Risk Index rates Rockingham County as "Relatively Moderate" overall, with top hazards including coastal flooding, ice storm, drought.
How many schools are in Portsmouth?
Portsmouth has 6 public schools (3 elementary, 1 middle, 1 high). Source: U.S. Dept. of Education, NCES.
How many registered sex offenders are in Portsmouth?
Public registry data lists 0 registered sex offenders in or near Portsmouth. This is neighborhood-safety information from the public state registry.
Look up a person in Portsmouth