Sullivan is a city located in Sullivan County, Indiana. Sullivan has a 2025 population of 4,199. It is also the county seat of Sullivan County. Sullivan is currently declining at a rate of -0.28% annually and its population has decreased by -1.39% since the most recent census, which recorded a population of 4,258 in 2020.
The average household income in Sullivan is $52,074 with a poverty rate of 20.61%.The median age in Sullivan is 32.9 years: 25.3 years for males, and 35.9 years for females.
Data after 2023 is projected based on recent change
The racial composition of Sullivan includes 92.99% White, and smaller percentages for other race, Black or African American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 3,952 | 92.99% |
Two or more races | 265 | 6.24% |
Other race | 29 | 0.68% |
Black or African American | 4 | 0.09% |
Married
Widowed
Divorced
Separated
Never Married
Sullivan's average per capita income is $32,045. Household income levels show a median of $44,313. The poverty rate stands at 20.61%.
Name | Median | Mean |
---|---|---|
Married Families | $68,955 | - |
Families | $53,790 | $58,856 |
Households | $44,313 | $52,074 |
Non Families | $29,482 | $35,450 |
Average Income
Median Household Income
Poverty Rate