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ZIP CODE TABULATION AREA

03870

New Hampshire · 5,188 residents · 12.1 sq mi
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ZIP 03870 is a ZIP code of 5,188 people in Rockingham County. The median age is 54.9, about 16 years above the US median. The typical home is worth $990,700. This is an unusually credentialed place: 60% of adults have a four-year degree. Owners hold 86% of the housing stock. Median household income runs $140,938, well clear of the $82,259 US median. Among the 35 ZIP codes in Rockingham County, 03870 ranks 13th by median household income.

$140,938
US average: $82,259
$89,459
US average: $44,673
$990,700
US average: $376,019
60.1%
US average: 35.6%
Land area
12.1 sq mi
Age, sex & households
Under 18
18.0%
Age 65+
31.5%
49.3%
50.7%
2.40 people
Race & ethnicity · 2024
2024
White, non-Hispanic96.2%(4,990)
Black0.4%(19)
Hispanic / Latino0.7%(35)
Asian0.7%(36)
Other2.1%(108)
9
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
7.0
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Rockingham County
Income rank vs other ZIPs
LOWEST13TH OF 35HIGHEST
Adjacent ZIPs
03032$153,253
03034$131,350
03036$142,212
03037$130,371
Frequently asked

How many people live in ZIP code 03870?

ZIP code 03870 has about 5,188 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 03870?

The typical household in ZIP code 03870 earns about $140,938 a year. Half of households make more than that, and half make less.

Is ZIP code 03870 expensive?

In ZIP code 03870, the median home is worth about $990,700, and the typical rent is about $1,790 a month.

How educated are people in ZIP code 03870?

About 60.1% of adults age 25 and over in ZIP code 03870 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 03870?

About 6.9% of people in ZIP code 03870 live below the federal poverty line.

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