Postal Codes

03865 ZIP Code

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ZIP code 03865 covers Plaistow, New Hampshire, with a population of about 7,850 and a median household income of $109,040.

Population
7,850741 per square mile
Median age
42.13.4 points above the US average
Median household income
$109,0401.1× the New Hampshire median
Poverty rate
5%7.4 points below the US average
Typical home value
$541,446up 31.2% in five years
Median rent
$1,5951.1× the New Hampshire median
Degree or higher
36%1 points above the US average
Homeownership
82.5%17.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
336

Where 03865 is

Plaistow, New Hampshire — 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

Population7,850
Median age42.1
Family households67%
Born outside the US2.8%
Speaks a language other than English at home4.5%
White (non-Hispanic)84.9%
Black (non-Hispanic)0.8%
Asian (non-Hispanic)0.3%
Hispanic or Latino7.1%
Veterans8.7%
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$109,040
Income per person$54,794
Poverty rate5%
Households on SNAP or cash assistance4.8%

Household income distribution

Under $10k2.6%
$10–15k1.9%
$15–20k0.3%
$20–25k1.0%
$25–30k2.1%
$30–35k0.7%
$35–40k2.3%
$40–45k3.9%
$45–50k3.2%
$50–60k2.5%
$60–75k5.8%
$75–100k13.5%
$100–125k18.7%
$125–150k8.8%
$150–200k15.3%
$200k or more17.4%

Income as declared to the IRS

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

Tax returns filed4,360
Mean adjusted gross income$88,401
Returns declaring $200,000 or more6.9%
Returns, under $25k18.8%
Returns, $25k–$50k20.0%
Returns, $50k–$75k17.0%
Returns, $75k–$100k12.4%
Returns, $100k–$200k25.0%
Returns, $200k or more6.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$382,100
Median gross rent$1,595
Rent as a share of household income30.6%
Owner-occupied82.5%
Vacant homes0%
Median year built1978

What the homes are

Detached house64.3%
Attached house11.7%
2 to 4 units12.2%
5 to 19 units8.7%
20 or more units2.7%
Mobile home0.3%
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$541,446as of 2026-07
Typical home value, 1 yearup 1.2%
Typical home value, 5 yearsup 31.2%
Typical home value, 10 yearsup 106.8%
Typical home value since 2000
200020132026$541,446$103,408

$103,408 in 2000 to $541,446 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3%
Bachelor's degree or higher36%
High school diploma or higher97.1%
Works from home11.9%
Drives to work alone77.2%
Takes public transport2.4%
Commutes 45 minutes or more22.1%
Health

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

Obesity32.1% 1.3 pts below the national average of 33.4%
Diagnosed diabetes8.7% 3.3 pts below the national average of 12%
Currently smokes10.9% 2.3 pts below the national average of 13.2%
High blood pressure33.5% 0.6 pts below the national average of 34.1%
Fair or poor general health13.1% 7.2 pts below the national average of 20.3%
No health insurance (18–64)6.2% 5.1 pts below the national average of 11.3%
Depression22.8% 0.9 pts above the national average of 21.9%
No leisure-time physical activity19.4% 6 pts below the national average of 25.4%
Arthritis26% 0.9 pts above the national average of 25.1%
Binge drinking16.3% same as the national average of 16%
Taking blood pressure medication75.5% 0.8 pts above the national average of 74.7%
Cancer (non-skin)9.3% 1.6 pts above the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease5.3% 0.9 pts below the national average of 6.2%
Routine check-up in past year77.9% 1.2 pts above the national average of 76.7%
Cholesterol screening89% 3.1 pts above the national average of 85.9%
Cognitive disability11.5% 3.3 pts below the national average of 14.8%
Colorectal screening69.1% 4.8 pts above the national average of 64.3%
COPD5.7% 0.9 pts below the national average of 6.6%
Visited a dentist71.2% 9.9 pts above the national average of 61.3%
Any disability24.2% 6.5 pts below the national average of 30.7%
Lacks emotional support20.5% 4.3 pts below the national average of 24.8%
Food insecurity9% 8.1 pts below the national average of 17.1%
Received food stamps5.7% 8.6 pts below the national average of 14.3%
Hearing disability6.5% same as the national average of 6.7%
High cholesterol35.7% 0.5 pts below the national average of 36.2%
Housing insecurity7.8% 6 pts below the national average of 13.8%
Independent living disability6% 2.4 pts below the national average of 8.4%
Lacks transport5.2% 4 pts below the national average of 9.2%
Loneliness28.8% 5.6 pts below the national average of 34.4%
Mammography use79.1% 3.2 pts above the national average of 75.9%
Poor mental health (14+ days)15.5% 1.3 pts below the national average of 16.8%
Mobility disability10.1% 3.9 pts below the national average of 14%
Poor physical health (14+ days)11.5% 2 pts below the national average of 13.5%
Self-care disability2.7% 1.3 pts below the national average of 4%
Utility shut-off threat5.3% 3.5 pts below the national average of 8.8%
Sleeps under 7 hours33.5% 2.9 pts below the national average of 36.4%
Stroke2.8% 0.6 pts below the national average of 3.4%
All natural teeth lost6.7% 6.3 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 establishments336
People employed4,213
Annual payroll$198,225,000
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 13.2% of US census tracts
FEMA ratingVery Low
Expected annual loss27.6 out of 100
Community resilience70.9 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 storm78.7Relatively Moderate at its worst in this ZIP code
Earthquake69.7Relatively Low at its worst in this ZIP code
Landslide67.6Very Low at its worst in this ZIP code
Hurricane65Relatively Low at its worst in this ZIP code
Wildfire54.6Very Low at its worst in this ZIP code
Strong wind45.6Relatively Low at its worst in this ZIP code
Tornado41.5Relatively Low at its worst in this ZIP code
Lightning38.3Relatively Low at its worst in this ZIP code
Winter weather37.7Relatively Low at its worst in this ZIP code
Hail29.8Very Low at its worst in this ZIP code
Cold wave28.6Relatively Low at its worst in this ZIP code
River flooding26.4Relatively Low at its worst in this ZIP code
Heat wave13.1Relatively 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$109,040$95,628$78,538
Income per person$54,794$50,867$43,289
Poverty rate5%7.2%12.4%
Median home value$382,100$367,200$303,400
Median gross rent$1,595$1,423$1,348
Homeownership82.5%72.5%65%
Bachelor's degree or higher36%39.8%35%
Unemployment rate3%3.4%5.2%
Works from home11.9%15.1%13.5%
Born outside the US2.8%6.2%13.9%
Median age42.143.238.7
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 stationHAVERHILL, MA US8.9 km away
Rain in a year50 in
Snow in a year58 in

Average high and low by month

January34.9°F / 16.2°F3.53 in rain, 16.2 in snow
February37.6°F / 16.9°F3.59 in rain, 15.6 in snow
March45°F / 24.3°F4.8 in rain, 11.9 in snow
April57°F / 34.3°F4.29 in rain, 1.8 in snow
May67.5°F / 44.8°F4.08 in rain
June76.4°F / 54.4°F4.23 in rain
July82.4°F / 61.1°F3.55 in rain
August81.1°F / 58.8°F3.76 in rain
September73.5°F / 51.1°F4.01 in rain
October61.8°F / 39.6°F5.32 in rain, 0.1 in snow
November50.5°F / 30.6°F3.9 in rain, 1.4 in snow
December40.2°F / 22.3°F4.52 in rain, 10.8 in snow
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 supermarket100% of this ZIP code's area
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%.

Timberlane 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 vulnerability8more vulnerable than 8% of US census tracts
Socioeconomic status10more vulnerable than 10% of US census tracts
Household characteristics23more vulnerable than 23% of US census tracts
Racial and ethnic minority status24more vulnerable than 24% of US census tracts
Housing type and transport14more vulnerable than 14% of US census tracts
Walkability7.7 out of 20Below average
Nearby ZIP codes

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

03859 Newton Junction, NH5.2 km away
03811 Atkinson, NH5.5 km away
03858 Newton, NH5.5 km away
01830 Haverhill, MA5.8 km away
01832 Haverhill, MA6.4 km away
03826 East Hampstead, NH6.4 km away
01860 Merrimac, MA7.2 km away
01831 Haverhill, MA7.5 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.

Rockingham County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area10.59 sq mi
Water area0.01 sq mi
Population density741 people per sq mi
Latitude, longitude42.8356, -71.0934

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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