Sullivan County, New York
Located in New York, Sullivan County has a population of 79,721 residents and a median age of 41.7 years, making it the #730 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 15.9%. The median home value is $249,000, and the median household income is $72,382, which is 4% below the national median.
Demographics
Sullivan County has a population of 79,721, making it the #730 most populous county in the US. The median age is 41.7 years, which is 7.2% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Sullivan County is $72,382, ranking #1,019 out of 3,222 counties — 3.7% below the national median. The poverty rate is 15.9% and unemployment stands at 5.8%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Sullivan County is $249,000 (-11.7% vs national). Renters pay a median of $1,106/mo and the homeownership rate is 67.4%.
Median Home Value Trend
Rankings →Household Type
Education
In Sullivan County, 30.1% of adults age 25+ hold a bachelor's degree or higher, which is 10.7% below the national average, ranking #759 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Sullivan County is 76.1 years. 17.0% of adults report poor or fair health and 6.0% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
15.1% of adults in Sullivan County smoke , 34.8% are obese , and 21.0% report excessive drinking. The drug overdose death rate is 62.9 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Sullivan County is 4.1 per 100,000 and the suicide rate is 12.5 per 100,000. Motor vehicle deaths occur at a rate of 14.7 per 100,000.
Homicide Rate Trend
Families & Children
20.6% of children in Sullivan County live in poverty and the infant mortality rate is 4.5 per 1,000 live births. The teen birth rate is 17.3 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Sullivan County is 62.4%. The mean commute time is 29.6 min, which is 7.3% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Sullivan County voted Republican with a margin of 16.8%. The vote was 41.6% Dem / 58.4% Rep. Compared to 2020, the margin shifted 7.6 toward Republicans .
Vote Share Over Time
About Sullivan County, New York
Sullivan County, New York has a total population of 79,721, making it the 730th most populous county in the United States. The median age in Sullivan County is 41.7 years, which is 7.2% above the national median of 38.9 years.
The median household income in Sullivan County is $72,382, which ranks #1,019 of 3,222 counties nationwide. This is 3.7% below the national median of $75,149. The poverty rate is 15.9%, higher than the national rate of 12.6%. The unemployment rate stands at 5.8%.
The median home value in Sullivan County is $249,000, 11.7% below the national median. Renters in Sullivan County pay a median gross rent of $1,106 per month. The homeownership rate is 67.4%, compared to the national rate of 64.4%.
In Sullivan County, 30.1% of residents aged 25 and older hold a bachelor's degree or higher, 10.7% below the national average of 33.7%. Health insurance coverage stands at 94.5% of the population. The average commute time for workers is 29.6 min.
Sullivan County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 66.0% of the population, followed by Hispanic or Latino (19.0%) and Black (non-Hispanic) (8.4%).
All data for Sullivan County, New York comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.