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ZIP code 03242: Henniker, NH

03242 is a ZIP code in Henniker, New Hampshire, mainly in Merrimack County, part of the Concord, NH micro area. About 6,197 people live here.

Population
6,197
Median household income
$95,206
Typical home value
$493,700+2.4% in 12 months
Median rent
$1,081gross, per month
Median age
31.1
Homeowners
64.5%of occupied homes
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Shaded: ZIP code 03242's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 03242 details

CityHenniker
StateNew Hampshire
CountyMerrimack County
Metro areaConcord, NH
Time zoneEastern Time (UTC−5), observes daylight saving time
TypeStandard (delivery area)
Land area44.1 sq mi, plus 0.7 sq mi of water
Population density140 people per sq mi
Bachelor's degree or higher41.4% of adults 25+
Average commute20.2 minutes
Center coordinates43.16941, -71.83120

Median rent in 03242 by bedrooms

SizeMedian gross rent
1 bedroom$912/mo
2 bedrooms$1,277/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 03242

ZIP codeCityDistancePopulation
03244Hillsborough, NH5.7 mi8,156
03229Contoocook, NH7.1 mi6,046
03221Bradford, NH8.9 mi2,200
03281Weare, NH9.0 mi9,170
03278Warner, NH9.6 mi3,079
03273South Sutton, NH10.4 mi361
03440Antrim, NH10.4 mi2,661
03442Bennington, NH10.9 mi1,588

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 03242?

A typical home in ZIP code 03242 is worth about $493,700 (Zillow Home Value Index). The median household here earns $95,206 a year. See what buying here would cost per month, with New Hampshire average taxes and insurance filled in.

Monthly payment for a $493,700 homeWhat can a $95,206 income afford?Rental property numbers

About ZIP code 03242

What city is ZIP code 03242?

ZIP code 03242 is in Henniker, NH, in Merrimack County.

What county is ZIP code 03242 in?

03242 is mainly in Merrimack County, New Hampshire.

What is the population of ZIP code 03242?

About 6,197 people live in ZIP code 03242, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 03242 in?

03242 is in Eastern Time (UTC−5). It observes daylight saving time.