Postal Codes

03901 ZIP Code

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ZIP code 03901 covers Berwick, Maine, with a population of about 8,094 and a median household income of $77,790.

Population
8,094216 per square mile
Median age
40.41.7 points above the US average
Median household income
$77,7901.1× the Maine median
Poverty rate
3.8%8.6 points below the US average
Typical home value
$484,345up 33.3% in five years
Degree or higher
35%about the US average
Homeownership
86.8%21.8 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
111

Where 03901 is

Berwick, Maine — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population8,094
Median age40.4
Family households62.2%
Born outside the US2.8%
Speaks a language other than English at home3.4%
White (non-Hispanic)93.6%
Black (non-Hispanic)0.7%
Asian (non-Hispanic)1.6%
Hispanic or Latino2.3%
Veterans16.1%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$77,790
Income per person$42,966
Poverty rate3.8%
Households on SNAP or cash assistance3.9%

Household income distribution

Under $10k5.9%
$10–15k0.4%
$15–20k6.2%
$20–25k2.6%
$25–30k1.0%
$30–35k1.7%
$35–40k3.7%
$40–45k3.5%
$45–50k3.1%
$50–60k9.7%
$60–75k10.2%
$75–100k11.8%
$100–125k9.1%
$125–150k11.2%
$150–200k12.0%
$200k or more7.9%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed4,080
Mean adjusted gross income$73,355
Returns declaring $200,000 or more3.7%
Returns, under $25k23.8%
Returns, $25k–$50k21.6%
Returns, $50k–$75k17.2%
Returns, $75k–$100k12.3%
Returns, $100k–$200k21.6%
Returns, $200k or more3.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$331,300
Rent as a share of household income31.7%
Owner-occupied86.8%
Vacant homes3.3%
Median year built1990

What the homes are

Detached house73.2%
Attached house1.5%
2 to 4 units5.8%
5 to 19 units6.1%
Mobile home13.5%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$484,345as of 2026-07
Typical home value, 1 yearup 4.4%
Typical home value, 5 yearsup 33.3%
Typical home value, 10 yearsup 114.1%
Typical home value since 2000
200020132026$484,345$99,788

$99,788 in 2000 to $484,345 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.5%
Bachelor's degree or higher35%
High school diploma or higher96.1%
Works from home13%
Drives to work alone75.1%
Takes public transport0.5%
Commutes 45 minutes or more14%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity33.2% same as the national average of 33.4%
Diagnosed diabetes9.1% 2.9 pts below the national average of 12%
Currently smokes13.7% 0.5 pts above the national average of 13.2%
High blood pressure31.9% 2.2 pts below the national average of 34.1%
Fair or poor general health16.4% 3.9 pts below the national average of 20.3%
No health insurance (18–64)7% 4.3 pts below the national average of 11.3%
Depression26.1% 4.2 pts above the national average of 21.9%
No leisure-time physical activity19.8% 5.6 pts below the national average of 25.4%
Arthritis28% 2.9 pts above the national average of 25.1%
Binge drinking18.6% 2.6 pts above the national average of 16%
Taking blood pressure medication74.8% same as the national average of 74.7%
Cancer (non-skin)8.9% 1.2 pts above the national average of 7.7%
Current asthma12.8% 2.4 pts above the national average of 10.4%
Coronary heart disease5.9% same as the national average of 6.2%
Routine check-up in past year79.3% 2.6 pts above the national average of 76.7%
Cholesterol screening87.3% 1.4 pts above the national average of 85.9%
Cognitive disability15.4% 0.6 pts above the national average of 14.8%
Colorectal screening68.6% 4.3 pts above the national average of 64.3%
COPD6.9% same as the national average of 6.6%
Visited a dentist65.9% 4.6 pts above the national average of 61.3%
Any disability29% 1.7 pts below the national average of 30.7%
Lacks emotional support22.1% 2.7 pts below the national average of 24.8%
Food insecurity8.9% 8.2 pts below the national average of 17.1%
Received food stamps11.5% 2.8 pts below the national average of 14.3%
Hearing disability6.8% same as the national average of 6.7%
High cholesterol34.8% 1.4 pts below the national average of 36.2%
Housing insecurity9.2% 4.6 pts below the national average of 13.8%
Independent living disability6.8% 1.6 pts below the national average of 8.4%
Lacks transport6.9% 2.3 pts below the national average of 9.2%
Loneliness30.8% 3.6 pts below the national average of 34.4%
Mammography use81.1% 5.2 pts above the national average of 75.9%
Poor mental health (14+ days)17.6% 0.8 pts above the national average of 16.8%
Mobility disability11% 3 pts below the national average of 14%
Poor physical health (14+ days)12.3% 1.2 pts below the national average of 13.5%
Self-care disability2.9% 1.1 pts below the national average of 4%
Utility shut-off threat6.7% 2.1 pts below the national average of 8.8%
Sleeps under 7 hours31.8% 4.6 pts below the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost12.5% 0.5 pts below the national average of 13%
Vision disability3.5% 2.1 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments111
People employed757
Annual payroll$35,208,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 17.1% of US census tracts
FEMA ratingVery Low to Relatively Low across the 2 census tracts this ZIP code covers
Expected annual loss27.3 out of 100
Community resilience76.8 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Ice storm92.9Relatively High at its worst in this ZIP code
Drought90.5Relatively Low at its worst in this ZIP code
Hurricane81.2Relatively Moderate at its worst in this ZIP code
Wildfire65.7Relatively Low at its worst in this ZIP code
Landslide62.9Very Low at its worst in this ZIP code
Earthquake51.7Relatively Low at its worst in this ZIP code
Winter weather46.8Relatively Moderate at its worst in this ZIP code
Strong wind41.3Relatively Low at its worst in this ZIP code
Lightning40.6Relatively Low at its worst in this ZIP code
Tornado33.9Relatively Low at its worst in this ZIP code
Hail31.1Very Low at its worst in this ZIP code
Cold wave27.9Relatively Low at its worst in this ZIP code
River flooding25.3Relatively Low at its worst in this ZIP code
Heat wave10.3Very Low at its worst in this ZIP code
Compared with Maine and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMaineUnited States
Median household income$77,790$71,773$78,538
Income per person$42,966$42,035$43,289
Poverty rate3.8%10.8%12.4%
Median home value$331,300$266,400$303,400
Median gross rent$1,084$1,348
Homeownership86.8%74%65%
Bachelor's degree or higher35%35.3%35%
Unemployment rate3.5%3.9%5.2%
Works from home13%14.1%13.5%
Born outside the US2.8%3.9%13.9%
Median age40.444.838.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationROCHESTER SKYHAVEN AP, NH US5.6 km away
Rain in a year41 in

Average high and low by month

January32.6°F / 15.4°F2.53 in rain
February35.4°F / 17°F2.22 in rain
March43.5°F / 24.7°F3.72 in rain
April56.7°F / 34.7°F3.67 in rain
May67.4°F / 44.8°F3.52 in rain
June77°F / 54.2°F3.86 in rain
July81.9°F / 59.6°F3.52 in rain
August80.6°F / 57.9°F3.17 in rain
September72.6°F / 50.3°F3.43 in rain
October60.3°F / 39.4°F4.39 in rain
November48°F / 30.7°F3.89 in rain
December37.4°F / 21.9°F3.3 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

School Administrative District 60100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability33more vulnerable than 33% of US census tracts
Socioeconomic status34more vulnerable than 34% of US census tracts
Household characteristics69more vulnerable than 69% of US census tracts
Racial and ethnic minority status11more vulnerable than 11% of US census tracts
Housing type and transport31more vulnerable than 31% of US census tracts
Walkability5.4 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

03878 Somersworth, NH4.5 km away
03869 Rollinsford, NH7.2 km away
03868 Rochester, NH7.7 km away
03908 South Berwick, ME8.8 km away
03866 Rochester, NH9.9 km away
03867 Rochester, NH9.9 km away
03821 Dover, NH10.3 km away
03822 Dover, NH10.3 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

York County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area37.51 sq mi
Water area0.34 sq mi
Population density216 people per sq mi
Latitude, longitude43.2899, -70.8550

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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