Postal Codes

03303 ZIP Code

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ZIP code 03303 covers Concord, New Hampshire, with a population of about 16,368 and a median household income of $79,688.

Population
16,368241 per square mile
Median age
42.13.4 points above the US average
Median household income
$79,68817% below the New Hampshire median
Poverty rate
9.2%3.2 points below the US average
Typical home value
$433,888up 43.7% in five years
Median rent
$1,363about the New Hampshire median
Degree or higher
31.3%3.7 points below the US average
Homeownership
68.4%3.4 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
198

Where 03303 is

Concord, 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

Population16,368
Median age42.1
Family households64.5%
Born outside the US3.7%
Speaks a language other than English at home4.2%
White (non-Hispanic)91.7%
Black (non-Hispanic)1.5%
Asian (non-Hispanic)1.8%
Hispanic or Latino3%
Veterans8.2%
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$79,688
Income per person$40,252
Poverty rate9.2%
Households on SNAP or cash assistance10.1%

Household income distribution

Under $10k3.9%
$10–15k2.5%
$15–20k2.7%
$20–25k1.2%
$25–30k4.0%
$30–35k3.3%
$35–40k2.3%
$40–45k2.9%
$45–50k4.3%
$50–60k6.1%
$60–75k13.3%
$75–100k14.1%
$100–125k10.7%
$125–150k9.0%
$150–200k10.3%
$200k or more9.4%

Income as declared to the IRS

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

Tax returns filed8,280
Mean adjusted gross income$75,415
Returns declaring $200,000 or more3.7%
Returns, under $25k21.0%
Returns, $25k–$50k25.0%
Returns, $50k–$75k19.4%
Returns, $75k–$100k11.8%
Returns, $100k–$200k19.0%
Returns, $200k or more3.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$274,100
Median gross rent$1,363
Rent as a share of household income26.8%
Owner-occupied68.4%
Vacant homes3.3%
Median year built1981

What the homes are

Detached house53.4%
Attached house6.6%
2 to 4 units9.7%
5 to 19 units10.8%
20 or more units12.5%
Mobile home6.9%
Boat, RV or van0.1%
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$433,888as of 2026-07
Typical home value, 1 yearup 3%
Typical home value, 5 yearsup 43.7%
Typical home value, 10 yearsup 130.8%
Typical asking rent$1,929as of 2026-07
Typical home value since 2000
200020132026$433,888$96,701

$96,701 in 2000 to $433,888 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.6%
Bachelor's degree or higher31.3%
High school diploma or higher93.9%
Works from home9.6%
Drives to work alone81.1%
Takes public transport0.2%
Commutes 45 minutes or more17.1%
Health

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

Obesity34.5% 1.1 pts above the national average of 33.4%
Diagnosed diabetes9.3% 2.7 pts below the national average of 12%
Currently smokes11.8% 1.4 pts below the national average of 13.2%
High blood pressure32% 2.1 pts below the national average of 34.1%
Fair or poor general health15.4% 4.9 pts below the national average of 20.3%
No health insurance (18–64)7% 4.3 pts below the national average of 11.3%
Depression24.2% 2.3 pts above the national average of 21.9%
No leisure-time physical activity21% 4.4 pts below the national average of 25.4%
Arthritis28.2% 3.1 pts above the national average of 25.1%
Binge drinking15.1% 0.9 pts below the national average of 16%
Taking blood pressure medication75.4% 0.7 pts above the national average of 74.7%
Cancer (non-skin)9.3% 1.6 pts above the national average of 7.7%
Current asthma11.3% 0.9 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 year78.9% 2.2 pts above the national average of 76.7%
Cholesterol screening87.9% 2 pts above the national average of 85.9%
Cognitive disability13.1% 1.7 pts below the national average of 14.8%
Colorectal screening67.7% 3.4 pts above the national average of 64.3%
COPD6.7% same as the national average of 6.6%
Visited a dentist68.3% 7 pts above the national average of 61.3%
Any disability28.1% 2.6 pts below the national average of 30.7%
Lacks emotional support22.1% 2.7 pts below the national average of 24.8%
Food insecurity10.5% 6.6 pts below the national average of 17.1%
Received food stamps8% 6.3 pts below the national average of 14.3%
Hearing disability7.1% same as the national average of 6.7%
High cholesterol32.8% 3.4 pts below the national average of 36.2%
Housing insecurity9.2% 4.6 pts below the national average of 13.8%
Independent living disability7.3% 1.1 pts below the national average of 8.4%
Lacks transport6.3% 2.9 pts below the national average of 9.2%
Loneliness29.6% 4.8 pts below the national average of 34.4%
Mammography use80.9% 5 pts above the national average of 75.9%
Poor mental health (14+ days)16.2% 0.6 pts below the national average of 16.8%
Mobility disability12.5% 1.5 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 disability3.2% 0.8 pts below the national average of 4%
Utility shut-off threat6.2% 2.6 pts below the national average of 8.8%
Sleeps under 7 hours33.8% 2.6 pts below the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost9.3% 3.7 pts below the national average of 13%
Vision disability4.1% 1.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments198
People employed2,095
Annual payroll$108,940,000
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 50.3% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 6 census tracts this ZIP code covers
Expected annual loss50.1 out of 100
Community resilience73.2 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.

Landslide84.9Relatively Moderate at its worst in this ZIP code
Lightning84.4Relatively High at its worst in this ZIP code
Ice storm84.3Relatively High at its worst in this ZIP code
Hurricane74.6Relatively Low at its worst in this ZIP code
Drought74.4Relatively Moderate at its worst in this ZIP code
Winter weather73.2Relatively High at its worst in this ZIP code
River flooding72.1Relatively High at its worst in this ZIP code
Wildfire58.8Very Low at its worst in this ZIP code
Strong wind53.9Relatively Moderate at its worst in this ZIP code
Earthquake49.9Relatively Low at its worst in this ZIP code
Hail45.8Relatively Low at its worst in this ZIP code
Heat wave45.7Relatively Low at its worst in this ZIP code
Cold wave43.4Relatively Moderate at its worst in this ZIP code
Tornado42.1Relatively Low at its worst in this ZIP code
Avalanche17.8Very 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$79,688$95,628$78,538
Income per person$40,252$50,867$43,289
Poverty rate9.2%7.2%12.4%
Median home value$274,100$367,200$303,400
Median gross rent$1,363$1,423$1,348
Homeownership68.4%72.5%65%
Bachelor's degree or higher31.3%39.8%35%
Unemployment rate3.6%3.4%5.2%
Works from home9.6%15.1%13.5%
Born outside the US3.7%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 stationSALISBURY, NH US10.2 km away
Rain in a year49 in

Average high and low by month

January31.1°F / 13.2°F3.29 in rain
February34.4°F / 14.7°F3.2 in rain
March42.3°F / 22.3°F3.51 in rain
April55°F / 30.8°F4.04 in rain
May66.7°F / 41.1°F4.1 in rain
June74.9°F / 51.2°F4.52 in rain
July80.2°F / 56.6°F4.11 in rain
August78.6°F / 54.6°F4.41 in rain
September71.2°F / 46.2°F3.92 in rain
October58.4°F / 36.1°F5.11 in rain
November46.6°F / 28.9°F4.07 in rain
December36.1°F / 19.7°F4.35 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 supermarket3% of this ZIP code's area
No vehicle and far from a supermarket11% of this ZIP code's area
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%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Merrimack Valley School District83.7% of this ZIP code's land area
Concord School District16.3% 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 vulnerability45more vulnerable than 45% of US census tracts
Socioeconomic status38more vulnerable than 38% of US census tracts
Household characteristics32more vulnerable than 32% of US census tracts
Racial and ethnic minority status8more vulnerable than 8% of US census tracts
Housing type and transport78more vulnerable than 78% of US census tracts
Walkability6 out of 20Below average
Nearby ZIP codes

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

03302 Concord, NH3.2 km away
03229 Contoocook, NH9.8 km away
03224 Canterbury, NH11.8 km away
03301 Concord, NH12.8 km away
03305 Concord, NH13.8 km away
03268 Salisbury, NH14.4 km away
03278 Warner, NH14.4 km away
03307 Loudon, NH16.1 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.

Merrimack County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area67.8 sq mi
Water area1.68 sq mi
Population density241 people per sq mi
Latitude, longitude43.2817, -71.6595

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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