Sullivan is located in Cheshire County, New Hampshire. Sullivan has a 2025 population of 702. Sullivan is currently growing at a rate of 1.45% annually and its population has increased by 6.85% since the most recent census, which recorded a population of 657 in 2020.
The average household income in Sullivan is $108,265 with a poverty rate of 4.15%.The median age in Sullivan is 46.8 years: 46.5 years for males, and 46.9 years for females.
Data after 2023 is projected based on recent change
The racial composition of Sullivan includes 88.13% White, and smaller percentages for Asian, other race and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 616 | 88.13% |
Two or more races | 56 | 8.01% |
Asian | 18 | 2.58% |
Other race | 9 | 1.29% |
Married
Widowed
Divorced
Separated
Never Married
Sullivan's average per capita income is $49,792. Household income levels show a median of $95,625. The poverty rate stands at 4.15%.
Name | Median | Mean |
---|---|---|
Married Families | $106,442 | - |
Families | $105,438 | $124,787 |
Households | $95,625 | $108,265 |
Non Families | $43,750 | $57,258 |
Average Income
Median Household Income
Poverty Rate