CensusEasy
ZIP CODE TABULATION AREA

03840

New Hampshire · 4,106 residents · 10.484 sq mi
Compare

ZIP 03840 is significantly wealthier than the US average, with a median household income of $162,837. Population has held roughly steady since 2024. 60% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value is $662,800. With a median age of 48.4, the population is older than the US median of 38.9. Households here earn about 38% more than the Rockingham County median. Among the 35 ZIP codes in Rockingham County, 03840 ranks 5th by median household income.

$162,837
US average: $82,259
$662,800
US average: $376,019
59.6%
US average: 35.6%
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)
Diversity Score11.1%(457)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
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.

Keep going

Explore from here

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