Clinton County, Ohio Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Clinton County, OH Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
-
C
Health Below average
-
C
Income Below average
-
D
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Clinton County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Population | 42,019 | 11,799,428 | 337,468,954 |
| Population density (per sq mi) | 101.8 | 263.2 | 86.4 |
| Population growth (%/yr) | 0.05% | 0.23% | 0.59% |
| Median age | 41.3 | 38.5 | 37.3 |
| Households | 16,765 | 4,857,236 | 130,235,071 |
Population in Clinton County declined by 1.9% from 2009 to 2024, reaching 42,019 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Clinton County is Gen Z, aged 13–28, at 21.4% of residents. That is 0.6 points above Ohio as a whole.
- Gen Z 13–28 8,994 21.4% +0.6 pts
- Millennials 29–44 8,218 19.6% -1.6 pts
- Gen X 45–60 8,874 21.1% +1.0 pts
- Boomers 61–79 7,445 17.7% -0.4 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Ohio, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.5% of the people living in Clinton County and men 49.5%.
- Women 50.5% Ohio 50.8%
- Men 49.5% Ohio 49.2%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Clinton County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Clinton County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Clinton County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Median household income | $69,410 | $71,509 | $80,455 |
| Income growth (%/yr) | 4.53% | 4.38% | 4.80% |
| Unemployment rate | 4.5% | 4.8% | 5.2% |
The median household income in Clinton County is about 3% lower than in Ohio.
Housing
| Metric | Clinton County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Median home price | $54,795 | $139,044 | $248,835 |
| Median rent | $910 | $1,033 | $1,407 |
| Homeownership rate | 71.8% | 67.2% | 65.2% |
The median home price in Clinton County is about 5.0 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $910 per month for that long.
Commute Time & Mobility
Commuters in Clinton County spend about 41 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 173 hours, about 7.2 full days, spent commuting.
| Metric | Clinton County | Ohio Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 20.7 | 21.1 | 22.4 |
| Round-trip commute (min) | 41.5 | 42.2 | 44.8 |
| Yearly time spent (hours) | 173 | 176 | 187 |
| Estimated yearly cost | $5,355 | $5,447 | $5,790 |
| Work from home | 7.8% | 13.0% | 15.0% |
| Highway traffic (vehicles/day) | 8,505 | 8,648 | 8,813 |
| Local road traffic (vehicles/day) | 1,023 | 1,212 | 1,355 |
Fastest commutes among counties in
Ohio:
Hancock County (15.3 min), Van Wert County (15.5 min), Mercer County (16.0 min).
Slowest:
Morgan County (32.5 min), Vinton County (32.0 min), Brown County (32.0 min).
The average commute time in Clinton County is about the same as in Ohio.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Clinton County has a education index of D, which means it is barely educated.
| Metric | Clinton County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 18.8% | 28.1% | 31.6% |
| Average household size | 2.44 | 2.37 | 2.53 |
Highest education index among counties in
Ohio:
Delaware County (0.4), Warren County (0.4), Greene County (0.3).
Lowest:
Holmes County (0.1), Vinton County (0.2), Noble County (0.2).
Health
Clinton County has a health index of C, which means it is somewhat healthy.
| Metric | Clinton County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 75.2 | 77.0 | 78.3 |
| Self-rated poor health | 17.2% | 17.2% | 16.3% |
| Smokers | 25.6% | 24.3% | 19.0% |
Highest health index among counties in
Ohio:
Delaware County (0.8), Union County (0.8), Warren County (0.8).
Lowest:
Adams County (0.8), Holmes County (0.8), Scioto County (0.8).
Clinton County, OH Compared With Nearby Counties
Clinton County, OH is typical in size for this group, 42,019 residents against a local median of 43,837, so the measures below are close to a like for like comparison. The measure that sets Clinton County, OH apart most is median home price: $54,795, 69% below the local median of $179,506.
The counties themselves spread $307,153 on median home price, so Clinton County, OH sits at one end of an already wide local range rather than apart from it. Clinton County, OH has the 4th highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Clinton County, OH | 42,019 | $69,410 #4/6 | $54,795 #4/6 | 20.7 min #2/6 |
| Greene County, OH | 169,687 | $88,933 | $179,506 | 20.3 min |
| Highland County, OH | 43,517 | $65,084 | $37,682 | 23.7 min |
| Warren County, OH | 249,858 | $110,283 | $339,653 | 23.4 min |
| Fayette County, OH | 28,876 | $63,449 | $184,091 | 22.3 min |
| Brown County, OH | 43,837 | $69,790 | $32,500 | 32.0 min |
Frequently Asked Questions
Common questions about Clinton County, Ohio.
What is the population of Clinton County, Ohio?
About 42,019 people live in Clinton County, Ohio, in 16,765 households of 2.4 people on average. The median age is 41.3, so residents are older than the U.S. median of 37.3 by about 4 years.
Is Clinton County, Ohio urban or rural?
Averaged over its land area, Clinton County, Ohio has 102 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is close to the U.S. average of 86.
Can a typical household afford a home in Clinton County, Ohio?
The median home costs 0.8 times the median household income ($54,795 against $69,410), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $910 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
What share of adults in Clinton County, Ohio have a college degree?
18.8% of adults in Clinton County, Ohio hold a bachelor's degree or higher (about 1 in 5), well below the U.S. share of 31.6%.
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