PlainZIP

Portsmouth, NH · standard

ZIP Code 03801

Rockingham County, New Hampshire - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

21,532
350/sq mi
$106,756
Median income
$699,900
Median home value
63.9%
Bachelor's or higher

The verdict

Portsmouth pairs an upper-quartile household income with top-decile home values, in a low-density, mixed-tenure area.

Top 15%
household income, US ZIPs
Top 6%
home value, US ZIPs
350
people per sq mi
53%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 03801 against every reporting US ZIP.

ZIP code 03801 is a densely settled ZIP (a standard USPS delivery area) in Portsmouth, Rockingham County, New Hampshire, with 21,532 residents across 61.6 square miles, a density of 350 people per square mile, in the New York time zone.

ZIP 03801 lands in the middle-income range, with a median household income of $106,756 (4% above the New Hampshire average), while per-capita income is $72,576. The poverty rate stands at 6.7% and the unemployment rate at 2.4%. On housing, the median home value is $699,900 (73% above the state average) with median rent at $1,872 per month, and 53.0% of occupied units are owner-occupied.

This is a highly-educated ZIP: 63.9% of adults hold a bachelor's degree or higher, the median age is 43.3, and the average commute is 22 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Rockingham County, letting you compare 03801 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 03801

Top 5 sectors by establishment count in Portsmouth, NH

Which industries have the most business establishments in ZIP 03801.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 03801, Portsmouth, NH · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

21,532

Population

61.6

Area (sq mi)

350

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 03801?

43.3

Median Age

49.9%

Male

50.1%

Female

9.5%

Foreign-Born

White 86.7%
African American 0.4%
Asian 4.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.7%
Hispanic or Latino 3.7%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$106,756

Median Household Income

+4% vs state

$72,576

Per Capita Income

6.7%

Poverty Rate

2.4%

Unemployment Rate

22.2 min

Mean Commute Time

How ZIP 03801 ranks nationally

Portsmouth, NH household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$106,756 Top 15% higher than 85% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 79.9%
Bachelor's Degree or Higher 63.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

11,736

Total Housing Units

11,262

Occupied Units

474

Vacant Units

2.04

Avg Household Size

Occupancy Type

Owner 53.0%
Renter 47.0%

$699,900

Median Home Value

+73% vs state

$1,872

Median Rent

1960

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+10.9%

YoY Change (2024)

340

HPI Index (2000 = 100)

+240%

Total Change Since 2000

Home values in ZIP 03801 have increased 10.9% over the past year (2024). Since 2000, this ZIP has seen +240% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.3% 227
2021 +9.7% 250
2022 +13.4% 283
2023 +8.4% 307
2024 +10.9% 340

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 1,956 business establishments in ZIP 03801, employing approximately 40,621 people with a combined annual payroll of $3,502,687,000.

1,956

Businesses

40,621

Employees

$3.5B

Annual Payroll

17

Industry Sectors

Industry Establishments % of Total
Retail trade 327 16.7%
Professional, scientific, and technical services 303 15.5%
Health care and social assistance 246 12.6%
Accommodation and food services 203 10.4%
Finance and insurance 182 9.3%
Other services (except public administration) 130 6.7%
Construction 91 4.7%
Wholesale trade 91 4.7%
Real estate and rental and leasing 71 3.6%
Administrative and support and waste management and remediation services 65 3.3%
Arts, entertainment, and recreation 59 3.0%
Manufacturing 56 2.9%
Information 43 2.2%
Transportation and warehousing 31 1.6%
Educational services 29 1.5%
Management of companies and enterprises 16 0.8%
Utilities 11 0.6%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 03801 vs 03840 →

ZIP 03801 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 03801 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 03801 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 03801 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
03840 Greenland, NH 3,566 3.2 mi
03854 New Castle, NH 968 4.3 mi
03903 Eliot, ME 6,211 5.3 mi
03870 Rye, NH 5,162 4.6 mi
03904 Kittery, ME 7,703 4.6 mi
03862 North Hampton, NH 4,278 6.6 mi
03871 Rye Beach, NH 136 6.5 mi
03905 Kittery Point, ME 1,780 6.0 mi
03857 Newmarket, NH 9,006 7.4 mi
03885 Stratham, NH 7,261 6.2 mi

More ZIP Codes in Rockingham County

03038 standard
Derry, NH
Pop: 33,269
03079 standard
Salem, NH
Pop: 28,776
03053 standard
Londonderry, NH
Pop: 23,957
03833 standard
Exeter, NH
Pop: 20,955
03842 standard
Hampton, NH
Pop: 15,345
03087 standard
Windham, NH
Pop: 13,592

Related Areas

Rockingham County Portsmouth, NH New Hampshire

Frequently Asked Questions

What county is ZIP code 03801 in? ▼
ZIP code 03801 (Portsmouth) is located in Rockingham County, New Hampshire. Rockingham County contains multiple ZIP codes, see the full list at /counties/rockingham-nh.
What is the population of ZIP code 03801? ▼
ZIP code 03801 in Portsmouth, NH has a population of 21,532 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 03801? ▼
The median household income in ZIP 03801 is $106,756, which is 40% above the national average of $76,288.
What is the average home value in ZIP 03801? ▼
The median home value in ZIP 03801 is $699,900, which is 152% above the national average of $278,155.
What is the demographic makeup of ZIP 03801? ▼
The largest racial group in ZIP 03801 is White at 86.7%. Hispanic or Latino residents make up 3.7% of the population.
How many businesses are in ZIP code 03801? ▼
ZIP code 03801 has 1,956 business establishments employing approximately 40,621 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 03801? ▼
The top industries by establishment count in ZIP 03801 are: Retail trade (327), Professional, scientific, and technical services (303), Health care and social assistance (246). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 03801? ▼
According to the FHFA House Price Index, home values in ZIP 03801 increased by 10.9% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 240%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 03801? ▼
In ZIP code 03801, 79.9% of residents aged 25+ have a high school diploma or higher, and 63.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 03801? ▼
The mean commute time for workers in ZIP code 03801 is 22.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 03801? ▼
In ZIP code 03801, approximately 53.0% of occupied housing units are owner-occupied and 47.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 03801? ▼
The poverty rate in ZIP code 03801 is 6.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.