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ZIP CODE TABULATION AREA

03225

New Hampshire · 3,834 residents · 27.8 sq mi
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With 3,834 people, ZIP 03225 is a ZIP code in Belknap County. Owners hold 95% of the housing stock. The median age is 43.2, about 4 years above the US median. Poverty is uncommon here, at 2.0% of residents. 3% of residents were born outside the United States. Households take in $111,660 a year at the median, 36% more than the country as a whole. Among the 13 ZIP codes in Belknap County, 03225 ranks 5th by median household income.

$111,660
US average: $82,259
$47,491
US average: $44,673
$368,400
US average: $376,019
30.4%
US average: 35.6%
Land area
27.8 sq mi
Age, sex & households
Under 18
22.1%
Age 65+
21.1%
53.3%
46.7%
2.82 people
Race & ethnicity · 2024
2024
White, non-Hispanic92.7%(3,553)
Black0%(0)
Hispanic / Latino1.1%(43)
Asian0.5%(19)
Other5.7%(219)
17
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.3
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Belknap County
Income rank vs other ZIPs
LOWEST5TH OF 13HIGHEST
Adjacent ZIPs
03218$112,500
03220$68,242
03226$107,500
03237$111,359
Frequently asked

How many people live in ZIP code 03225?

ZIP code 03225 has about 3,834 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 03225?

The typical household in ZIP code 03225 earns about $111,660 a year. Half of households make more than that, and half make less.

Is ZIP code 03225 expensive?

In ZIP code 03225, the median home is worth about $368,400, and the typical rent is about $1,355 a month.

How educated are people in ZIP code 03225?

About 30.4% of adults age 25 and over in ZIP code 03225 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 03225?

About 2.0% of people in ZIP code 03225 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024