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Carroll County, New Hampshire facts for kids

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Carroll County
Carroll County Court House
Map of New Hampshire highlighting Carroll County
Location within the U.S. state of New Hampshire
Map of the United States highlighting New Hampshire
New Hampshire's location within the U.S.
Country  United States
State  New Hampshire
Founded 1840
Named for Charles Carroll of Carrollton
Seat Ossipee
Largest town Conway
 • Total 993.5 sq mi (2,573 km2)
 • Land 931.9 sq mi (2,414 km2)
 • Water 61.6 sq mi (160 km2)  6.2%
 • Total 50,107
 • Density 53.8/sq mi (20.8/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 1st

Carroll County is a county in the U.S. state of New Hampshire. As of the 2020 census, the population was 50,107, making it the third-least populous county in New Hampshire. Its county seat is Ossipee. The county was created in 1840 and organized at Ossipee from towns removed from Strafford County. It was named in honor of Charles Carroll of Carrollton, who had died in 1832, the last surviving signer of the United States Declaration of Independence.


According to the U.S. Census Bureau, the county has a total area of 992 square miles (2,570 km2), of which 931 square miles (2,410 km2) is land and 61 square miles (160 km2) (6.2%) is water. It is the third-largest county in New Hampshire by total area. Northern Carroll County is known for being mountainous. Several ski areas, including Cranmore Mountain, Attitash, King Pine, and Black Mountain, are located here.

Adjacent counties

National protected area

  • White Mountain National Forest (part)


Historical population
Census Pop.
1850 20,157
1860 20,465 1.5%
1870 17,332 −15.3%
1880 18,224 5.1%
1890 18,124 −0.5%
1900 16,895 −6.8%
1910 16,316 −3.4%
1920 15,017 −8.0%
1930 14,277 −4.9%
1940 15,589 9.2%
1950 15,868 1.8%
1960 15,829 −0.2%
1970 18,548 17.2%
1980 27,931 50.6%
1990 35,410 26.8%
2000 43,666 23.3%
2010 47,818 9.5%
2020 50,107 4.8%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2018

2010 census

As of the 2010 United States Census, there were 47,818 people, 21,052 households, and 13,569 families living in the county. The population density was 51.4 inhabitants per square mile (19.8/km2). There were 39,813 housing units at an average density of 42.8 per square mile (16.5/km2). The racial makeup of the county was 97.5% white, 0.6% Asian, 0.3% American Indian, 0.3% black or African American, 0.2% from other races, and 1.1% from two or more races. Those of Hispanic or Latino origin made up 1.0% of the population. In terms of ancestry,

The largest ancestry group in Carroll County are people of English ancestry, who make up 29.3% of people in the county. The second largest ancestry group in the county are people of Irish ancestry who make up 24.7%. The third largest group is people of French ancestry who make up 13.8% of people in the county.

Of the 21,052 households, 24.2% had children under the age of 18 living with them, 52.2% were married couples living together, 8.1% had a female householder with no husband present, 35.5% were non-families, and 28.4% of all households were made up of individuals. The average household size was 2.25 and the average family size was 2.72. The median age was 48.3 years.

The median income for a household in the county was $49,897 and the median income for a family was $60,086. Males had a median income of $41,634 versus $32,402 for females. The per capita income for the county was $28,411. About 6.1% of families and 9.6% of the population were below the poverty line, including 14.6% of those under age 18 and 5.5% of those age 65 or over.




Census-designated places


See also

Kids robot.svg In Spanish: Condado de Carroll (Nuevo Hampshire) para niños

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