Williams County, Ohio
Located in Ohio, Williams County has a population of 36,719 residents and a median age of 41.6 years, making it the #1,297 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 12.7%. The median home value is $150,000, and the median household income is $61,048, which is 19% below the national median.
Demographics
Williams County has a population of 36,719, making it the #1,297 most populous county in the US. The median age is 41.6 years, which is 6.9% 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 Williams County is $61,048, ranking #1,987 out of 3,222 counties — 18.8% below the national median. The poverty rate is 12.7% and unemployment stands at 4.0%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Williams County is $150,000 (-46.8% vs national). Renters pay a median of $791/mo and the homeownership rate is 76.3%.
Median Home Value Trend
Rankings →Household Type
Education
In Williams County, 13.7% of adults age 25+ hold a bachelor's degree or higher, which is 59.4% below the national average, ranking #2,967 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Williams County is 76.3 years. 19.0% of adults report poor or fair health and 6.8% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
20.0% of adults in Williams County smoke , 41.5% are obese , and 20.6% report excessive drinking. The drug overdose death rate is 21.8 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 18.8 per 100,000. Motor vehicle deaths occur at a rate of 22.9 per 100,000.
Suicide Rate Trend
Families & Children
13.9% of children in Williams County live in poverty and the infant mortality rate is 6.9 per 1,000 live births. The teen birth rate is 21.6 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Williams County is 66.4%. The mean commute time is 21.8 min, which is 21.1% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Williams County voted Republican with a margin of 48.3%. The vote was 25.4% Dem / 73.7% Rep. Compared to 2020, the margin shifted 2.2 toward Republicans .
Vote Share Over Time
About Williams County, Ohio
Williams County, Ohio has a total population of 36,719, making it the 1,297th most populous county in the United States. The median age in Williams County is 41.6 years, which is 6.9% above the national median of 38.9 years.
The median household income in Williams County is $61,048, which ranks #1,987 of 3,222 counties nationwide. This is 18.8% below the national median of $75,149. The poverty rate is 12.7%, higher than the national rate of 12.6%. The unemployment rate stands at 4.0%.
The median home value in Williams County is $150,000, 46.8% below the national median. Renters in Williams County pay a median gross rent of $791 per month. The homeownership rate is 76.3%, compared to the national rate of 64.4%.
In Williams County, 13.7% of residents aged 25 and older hold a bachelor's degree or higher, 59.4% below the national average of 33.7%. Health insurance coverage stands at 95.2% of the population. The average commute time for workers is 21.8 min.
Williams County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 90.8% of the population, followed by Hispanic or Latino (5.4%) and Two or More Races (2.3%).
All data for Williams County, Ohio 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.