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Merrimack County

Merrimack County has 155,967 residents across 27 ZIP codes with their own report. Median household income is $97,004, in line with the New Hampshire figure. The typical owner-occupied home is valued at $367,600, and 39% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026
155,967residentsACS 2020–2024
$97,004median household incomeNew Hampshire: $99K
$367,600median home valueowner-occupied homes
93%of households have broadbandhome internet subscription
Merrimack County in New HampshireZIP codes in Merrimack County highlighted; the rest of New Hampshire in grey
Map of New Hampshire with Merrimack County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 27 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP codeResidentsHousehold incomeHome valueOwnersBachelor's+BroadbandCommute
030463,097$124K$484K95%40%92%33 min
0310615,032$118K$408K81%39%95%29 min
032162,046$88K$359K90%27%98%36 min
032212,200$110K$325K87%37%90%36 min
032242,392$138K$439K94%51%94%33 min
032296,046$137K$506K87%58%95%24 min
032301,451$72K$241K91%18%78%39 min
03233156$120K$508K100%85%100%25 min
032344,939$98K$338K88%41%92%34 min
032358,903$72K$264K65%19%86%33 min
032426,197$95K$357K65%41%90%22 min
03243952$83K$304K94%29%87%37 min
032552,015$117K$465K88%53%93%34 min
032574,484$107K$559K91%65%92%26 min
032582,721$109K$410K86%38%97%33 min
03260976$117K$370K98%47%100%22 min
032634,105$74K$295K69%23%93%30 min
032681,468$112K$363K97%37%85%32 min
03273361$188K$359K95%42%100%44 min
0327512,205$83K$337K73%27%94%27 min
032769,015$82K$273K69%27%94%27 min
032783,079$95K$357K76%42%91%34 min
032871,487$118K$400K83%59%99%36 min
0330133,995$87K$371K56%45%93%24 min
0330316,571$80K$296K68%30%91%29 min
033048,335$173K$507K88%60%94%28 min
033075,724$107K$365K90%29%97%31 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

155,967 residents in 60,901 households, next to the New Hampshire figure.

18%
under 18
22%
aged 18–34
20%
aged 65 and over
26%
of households are people living alone
54%
of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

66,497 housing units; the median owner-occupied home is valued at $367,600 (±$6,350).

74%
of households own their home
63%
of homes are detached single-family houses
14%
are in buildings with 5 or more units
7%
are mobile homes
8%
of housing units are vacant
$1,360
median gross rent a month

When homes were built

2020 or later1%
2010–20197%
2000–200912%
1990–19999%
1980–198917%
1970–197914%
1960–19697%
1950–19595%
1940–19494%
1939 or earlier24%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$2,796.

$97,004
median household income
7.6%
of people live below the poverty line
3.1%
unemployment rate
39%
of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

29 min
average commute to work
16%
of commuters travel 45 minutes or more
81%
of workers drive or carpool
0%
take public transportation
3%
walk or bike
14%
work from home
4%
of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

93%
of households have a broadband subscription
5%
have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates