Sullivan County's estimated 2026 population is 5,817 with a growth rate of -0.67% in the past year according to the most recent United States census data. Sullivan County is the 66th largest county in Pennsylvania. The 2010 population was 6,410 and has seen a growth of -9.25% since that time.
Data after 2023 is projected based on recent change
Overall: 55.9 years
Female: 58 years
Male: 54 years
There are 5,273 adults, (1,852 of whom are seniors) in Sullivan County.
Female: 2,775 (47.1%)
Male: 3,113 (52.9%)
The racial composition of Sullivan County includes 93.75% White, and smaller percentages for Two or more races, Black or African American, other race, Native American, Asian and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 5,520 | 93.75% |
| Two or more races | 160 | 2.72% |
| Black or African American | 138 | 2.34% |
| Other race | 47 | 0.8% |
| Native American | 18 | 0.31% |
| Asian | 5 | 0.08% |
Sullivan County's average per capita income is $46,615. Household income levels show a median of $69,764. The poverty rate stands at 11.58%.
Name | Median | Mean |
|---|---|---|
| Married Families | $94,076 | - |
| Families | $86,250 | $104,992 |
| Households | $69,764 | $87,427 |
| Non Families | $39,068 | $54,274 |
Average Income
Median Household Income
Poverty Rate