Postal Codes

03240 ZIP Code

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ZIP code 03240 covers Grafton, New Hampshire, with a population of about 1,248 and a median household income of $72,188.

Population
1,24830 per square mile
Median age
43.64.9 points above the US average
Median household income
$72,18825% below the New Hampshire median
Poverty rate
7.7%4.7 points below the US average
Typical home value
$314,554up 38% in five years
Median rent
$1,23213% below the New Hampshire median
Degree or higher
26.4%8.6 points below the US average
Homeownership
86.5%21.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
6

Where 03240 is

Grafton, New Hampshire — the point the Postal Service gives for this ZIP code. A ZIP code is a set of delivery routes rather than an area, so this marks its centre, not its boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population1,248
Median age43.6
Family households70.8%
Born outside the US2.2%
Speaks a language other than English at home2.5%
White (non-Hispanic)92.7%
Black (non-Hispanic)0%
Asian (non-Hispanic)0.4%
Hispanic or Latino2.9%
Veterans8.8%
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$72,188
Income per person$37,780
Poverty rate7.7%
Households on SNAP or cash assistance11%

Household income distribution

Under $10k2.7%
$10–15k2.0%
$15–20k3.3%
$20–25k0.6%
$25–30k2.2%
$30–35k5.9%
$35–40k2.9%
$40–45k6.1%
$45–50k4.5%
$50–60k8.4%
$60–75k13.5%
$75–100k19.2%
$100–125k10.4%
$125–150k4.9%
$150–200k4.7%
$200k or more8.6%

Income as declared to the IRS

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

Tax returns filed680
Mean adjusted gross income$64,560
Returns declaring $200,000 or more2.9%
Returns, under $25k25.0%
Returns, $25k–$50k27.9%
Returns, $50k–$75k17.6%
Returns, $75k–$100k10.3%
Returns, $100k–$200k16.2%
Returns, $200k or more2.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$256,400
Median gross rent$1,232
Owner-occupied86.5%
Vacant homes29.9%
Median year built1983

What the homes are

Detached house78.7%
Attached house0.4%
2 to 4 units4.6%
Mobile home15.9%
Boat, RV or van0.4%
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$314,554as of 2026-07
Typical home value, 1 yeardown 1.1%
Typical home value, 5 yearsup 38%
Typical home value since 2000
201920222026$318,128$163,560

$163,560 in 2019 to $314,554 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.3%
Bachelor's degree or higher26.4%
High school diploma or higher91.8%
Works from home17.3%
Drives to work alone79.6%
Takes public transport0%
Commutes 45 minutes or more55.4%
Health

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

Obesity28.3% 5.1 pts below the national average of 33.4%
Diagnosed diabetes10.3% 1.7 pts below the national average of 12%
Currently smokes13.7% 0.5 pts above the national average of 13.2%
High blood pressure34.3% same as the national average of 34.1%
Fair or poor general health16.3% 4 pts below the national average of 20.3%
No health insurance (18–64)7.4% 3.9 pts below the national average of 11.3%
Depression24.1% 2.2 pts above the national average of 21.9%
No leisure-time physical activity21.7% 3.7 pts below the national average of 25.4%
Arthritis30.8% 5.7 pts above the national average of 25.1%
Binge drinking15.3% 0.7 pts below the national average of 16%
Taking blood pressure medication76.9% 2.2 pts above the national average of 74.7%
Cancer (non-skin)10.3% 2.6 pts above the national average of 7.7%
Current asthma10.8% same as the national average of 10.4%
Coronary heart disease7% 0.8 pts above the national average of 6.2%
Routine check-up in past year74.5% 2.2 pts below the national average of 76.7%
Cholesterol screening88% 2.1 pts above the national average of 85.9%
Cognitive disability13.2% 1.6 pts below the national average of 14.8%
Colorectal screening70.2% 5.9 pts above the national average of 64.3%
COPD7.7% 1.1 pts above the national average of 6.6%
Visited a dentist65.5% 4.2 pts above the national average of 61.3%
Any disability27.6% 3.1 pts below the national average of 30.7%
Lacks emotional support22% 2.8 pts below the national average of 24.8%
Food insecurity10.6% 6.5 pts below the national average of 17.1%
Received food stamps7.8% 6.5 pts below the national average of 14.3%
Hearing disability7.9% 1.2 pts above the national average of 6.7%
High cholesterol36.4% same as the national average of 36.2%
Housing insecurity8.8% 5 pts below the national average of 13.8%
Independent living disability7.2% 1.2 pts below the national average of 8.4%
Lacks transport6.3% 2.9 pts below the national average of 9.2%
Loneliness30.9% 3.5 pts below the national average of 34.4%
Mammography use75.7% same as the national average of 75.9%
Poor mental health (14+ days)15.7% 1.1 pts below the national average of 16.8%
Mobility disability12.8% 1.2 pts below the national average of 14%
Poor physical health (14+ days)13.2% same as the national average of 13.5%
Self-care disability3.6% same as the national average of 4%
Utility shut-off threat6% 2.8 pts below the national average of 8.8%
Sleeps under 7 hours33.3% 3.1 pts below the national average of 36.4%
Stroke3.5% same as the national average of 3.4%
All natural teeth lost15.7% 2.7 pts above the national average of 13%
Vision disability4.3% 1.3 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments6
People employed11
Annual payroll$317,000
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 69.3% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss63.1 out of 100
Community resilience61.7 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.

Landslide99.2Relatively Moderate at its worst in this ZIP code
Winter weather94.5Relatively High at its worst in this ZIP code
River flooding91.4Relatively High at its worst in this ZIP code
Ice storm88.5Relatively Moderate at its worst in this ZIP code
Lightning85.1Relatively High at its worst in this ZIP code
Hurricane71.6Relatively Low at its worst in this ZIP code
Avalanche67.6Very Low at its worst in this ZIP code
Wildfire67.3Very Low at its worst in this ZIP code
Strong wind61.8Relatively Moderate at its worst in this ZIP code
Cold wave44.8Relatively Low at its worst in this ZIP code
Hail39.6Relatively Low at its worst in this ZIP code
Earthquake38.5Very Low at its worst in this ZIP code
Tornado34.2Relatively Low at its worst in this ZIP code
Heat wave24.6Relatively Low at its worst in this ZIP code
Compared with New Hampshire 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 ZIPNew HampshireUnited States
Median household income$72,188$95,628$78,538
Income per person$37,780$50,867$43,289
Poverty rate7.7%7.2%12.4%
Median home value$256,400$367,200$303,400
Median gross rent$1,232$1,423$1,348
Homeownership86.5%72.5%65%
Bachelor's degree or higher26.4%39.8%35%
Unemployment rate5.3%3.4%5.2%
Works from home17.3%15.1%13.5%
Born outside the US2.2%6.2%13.9%
Median age43.643.238.7
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 stationGRAFTON, NH US1.3 km away
Rain in a year40 in

Average high and low by month

January29.1°F / 7.2°F2.93 in rain
February31.9°F / 7.2°F2.55 in rain
March40.2°F / 17.1°F3.05 in rain
April54.3°F / 28.3°F3.2 in rain
May65.7°F / 39.9°F3.18 in rain
June75.2°F / 49.5°F4.21 in rain
July79.5°F / 54.1°F3.89 in rain
August77.8°F / 53.2°F3.32 in rain
September70.8°F / 44.7°F3.23 in rain
October58°F / 32.8°F4.51 in rain
November45.4°F / 25.3°F3.11 in rain
December34°F / 15°F2.98 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 supermarket100% of this ZIP code's area
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%.

Mascoma Valley Regional School District100% 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 vulnerability29more vulnerable than 29% of US census tracts
Socioeconomic status49more vulnerable than 49% of US census tracts
Household characteristics41more vulnerable than 41% of US census tracts
Racial and ethnic minority status5more vulnerable than 5% of US census tracts
Housing type and transport20more vulnerable than 20% of US census tracts
Walkability3.4 out of 20Least walkable
Nearby ZIP codes

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

03749 Enfield Center, NH9.9 km away
03230 Danbury, NH10.2 km away
03284 Springfield, NH11.1 km away
03741 Canaan, NH11.1 km away
03287 Wilmot, NH14.3 km away
03748 Enfield, NH14.4 km away
03753 Grantham, NH15.4 km away
03233 Elkins, NH17 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.

Grafton County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area41.47 sq mi
Water area0.93 sq mi
Population density30 people per sq mi
Latitude, longitude43.5727, -71.9634

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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