CensusEasy
ZIP CODE TABULATION AREA

03840

New Hampshire · 4,106 residents · 10.5 sq mi
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ZIP 03840 is home to 4,106 people in Rockingham County. Owners hold 93% of the housing stock. 60% of adults hold a bachelor's degree, against 36% nationally. At a median age of 48.4, this is an older place than the country as a whole. Median household income runs $162,837, well clear of the $82,259 US median. Median home value sits at $662,800. Among the 35 ZIP codes in Rockingham County, 03840 ranks 5th by median household income.

$162,837
US average: $82,259
$83,889
US average: $44,673
$662,800
US average: $376,019
59.6%
US average: 35.6%
Land area
10.5 sq mi
Age, sex & households
Under 18
19.8%
Age 65+
28.9%
50.0%
50.0%
2.50 people
Race & ethnicity · 2024
2024
White, non-Hispanic95.4%(3,917)
Black0.7%(30)
Hispanic / Latino0.4%(17)
Asian2.6%(108)
Other0.8%(34)
11
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
4.1
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
LOWEST5TH 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 03840?

ZIP code 03840 has about 4,106 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 03840?

The typical household in ZIP code 03840 earns about $162,837 a year. Half of households make more than that, and half make less.

Is ZIP code 03840 expensive?

In ZIP code 03840, the median home is worth about $662,800, and the typical rent is about $2,331 a month.

How educated are people in ZIP code 03840?

About 59.6% of adults age 25 and over in ZIP code 03840 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 03840?

About 0.5% of people in ZIP code 03840 live below the federal poverty line.

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