Merrimack town, Hillsborough County, New Hampshire
Population estimates, July 1, 2025, (V2025) 29,699
People
Population
Population estimates, July 1, 2025, (V2025) 29,699
Population estimates base, April 1, 2020, (V2025) 26,635
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) 11.5%
Population, Census, April 1, 2020 26,632
Population, Census, April 1, 2010 25,494
Age and Sex
Persons under 5 years, percent 5.4%
Persons under 18 years, percent 22.0%
Persons 65 years and over, percent 16.8%
Female persons, percent 50.3%
Race and Hispanic Origin
White alone, percent 88.7%
Black alone, percent(a) 0.8%
American Indian and Alaska Native alone, percent(a) 0.0%
Asian alone, percent(a) 4.8%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.0%
Two or More Races, percent 4.7%
Hispanic or Latino, percent(b) 3.8%
White alone, not Hispanic or Latino, percent 86.8%
Population Characteristics
Veterans, 2020-2024 1,916
Foreign-born persons, percent, 2020-2024 6.1%
Housing
Housing Units, July 1, 2025, (V2025) X
Owner-occupied housing unit rate, 2020-2024 88.9%
Median value of owner-occupied housing units, 2020-2024 $458,600
Median selected monthly owner costs - with a mortgage, 2020-2024 $2,483
Median selected monthly owner costs - without a mortage, 2020-2024 $1,168
Median gross rent, 2020-2024 $1,932
Building Permits, 2025 X
Families & Living Arrangements
Households, 2020-2024 10,844
Persons per household, 2020-2024 2.58
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 92.0%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 6.2%
Computer and Internet Use
Households with a computer, percent, 2020-2024 97.8%
Households with a broadband Internet subscription, percent, 2020-2024 95.5%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 97.1%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 50.2%
Health
With a disability, under age 65 years, percent, 2020-2024 6.0%
Persons without health insurance, under age 65 years, percent 3.0%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 73.9%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 69.0%
Total accommodation and food services sales, 2022 ($1,000)(c) 75,879
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 75,154
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 26,670
Total retail sales, 2022 ($1,000)(c) 1,884,482
Total retail sales per capita, 2022(c) $65,928
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 26.5
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $127,219
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $60,888
Persons in poverty, percent 3.0%
Businesses
Businesses
Total employer establishments, 2023 X
Total employment, 2023 X
Total annual payroll, 2023 ($1,000) X
Total employment, percent change, 2022-2023 X
Total nonemployer establishments, 2023 X
All employer firms, Reference year 2023 X
Male-owned employer firms, Reference year 2023 X
Female-owned employer firms, Reference year 2023 X
Minority-owned employer firms, Reference year 2023 X
Nonminority-owned employer firms, Reference year 2023 X
Veteran-owned employer firms, Reference year 2023 X
Nonveteran-owned employer firms, Reference year 2023 X
Geography
Geography
Population per square mile, 2020 817.3
Population per square mile, 2010 783.7
Land area in square miles, 2020 32.58
Land area in square miles, 2010 32.53
FIPS Code 3301147540