Carroll County, New Hampshire Demographics 2026

Population Overview

Carroll County is located in New Hampshire with a total population of 51,259. It is the 8th most populous county out of 10 in New Hampshire.

Age Demographics

The median age in Carroll County is 54.2 years. This is 25% higher than the state median of 43.2 years. 11.3% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Carroll County is $82,961. This is 13% lower than the state median of $95,628. Compared to the national median of $78,538, household income here is 6% higher. The poverty rate stands at 7.5%. This is 4% higher than the state poverty rate of 7.2%. The unemployment rate is 5.3%. This is 59% higher than the state rate of 3.4%. The median home value is $348,900. Housing costs are 5% lower than the state median of $367,200. The home-value-to-income ratio is 4.2x. 81.2% of occupied housing units are owner-occupied. This homeownership rate is 12% higher than the state average of 72.5%.

Race & Ethnicity

Carroll County has a predominantly White (non-Hispanic) population, comprising 94.3% of all residents. Hispanic or Latino residents account for 1.7%. The Black or African American population (0.5%) is well below the state average of 1.4%. The Hispanic or Latino population (1.7%) is well below the state average of 4.5%. The Asian population (0.8%) is well below the state average of 2.6%.

Education

38.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 3% lower than the state rate of 39.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.6%. Notably, 16.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.