Warren County, Ohio Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Warren 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.
-
B
Health Around averageAmong the top 3 healthiest counties in Ohio
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B
Income Around averageAmong the top 3 wealthiest counties in Ohio
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A
Education Above averageAmong the top 3 best educated counties in Ohio
Source: Map AI Methodology
Population: density and quick facts
| Metric | Warren County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Population | 249,858 | 11,799,428 | 337,468,954 |
| Population density (per sq mi) | 612.8 | 263.2 | 86.4 |
| Population growth (%/yr) | 1.47% | 0.23% | 0.59% |
| Median age | 40.2 | 38.5 | 37.3 |
| Households | 91,976 | 4,857,236 | 130,235,071 |
Population in Warren County grew by 22.8% from 2009 to 2024, reaching 249,858 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Warren County is Millennials, aged 29–44, at 22.4% of residents. That is 1.2 points above Ohio as a whole.
- Gen Z 13–28 50,210 20.1% -0.7 pts
- Millennials 29–44 55,891 22.4% +1.2 pts
- Gen X 45–60 55,615 22.3% +2.1 pts
- Boomers 61–79 37,982 15.2% -2.9 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 49.3% of the people living in Warren County and men 50.7%.
- Women 49.3% Ohio 50.8%
- Men 50.7% Ohio 49.2%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Warren County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Warren County has a the economy index of B, which means it is quite prosperous.
| Metric | Warren County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Median household income | $110,283 | $71,509 | $80,455 |
| Income growth (%/yr) | 4.76% | 4.38% | 4.80% |
| Unemployment rate | 3.1% | 4.8% | 5.2% |
The median household income in Warren County is about 54% higher than in Ohio.
Housing
| Metric | Warren County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Median home price | $339,653 | $139,044 | $248,835 |
| Median rent | $1,360 | $1,033 | $1,407 |
| Homeownership rate | 79.4% | 67.2% | 65.2% |
The median home price in Warren County is about 20.8 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,360 per month for that long.
Commute Time & Mobility
Commuters in Warren County spend about 47 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 195 hours, about 8.1 full days, spent commuting.
| Metric | Warren County | Ohio Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 23.4 | 21.1 | 22.4 |
| Round-trip commute (min) | 46.8 | 42.2 | 44.8 |
| Yearly time spent (hours) | 195 | 176 | 187 |
| Estimated yearly cost | $6,042 | $5,447 | $5,790 |
| Work from home | 18.6% | 13.0% | 15.0% |
| Highway traffic (vehicles/day) | 15,636 | 8,648 | 8,813 |
| Local road traffic (vehicles/day) | 1,996 | 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 Warren County is 23 minutes, longer than the 21 minutes 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
Warren County has a education index of A, which means it is very educated.
| Metric | Warren County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 41.3% | 28.1% | 31.6% |
| Average household size | 2.65 | 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
Warren County has a health index of B, which means it is quite healthy.
| Metric | Warren County | Ohio Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 79.0 | 77.0 | 78.3 |
| Self-rated poor health | 12.6% | 17.2% | 16.3% |
| Smokers | 19.7% | 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).
Warren County, OH Compared With Nearby Counties
Warren County, OH is the 3rd largest of the 6 counties compared here, 249,858 residents against a local median of 211,155. Warren County, OH's median home price, at $339,653, runs 163% above the $128,931 typical of the counties around it.
Median household income tells the same story from another angle: $110,283 against a local median of $82,209, 34% above it. The one measure here that carries a verdict is median household income, and at 34% above the local median it puts Warren County, OH at the better end of the local range. The counties themselves sit within $137,061 of each other on median home price, a tighter band than the gap between any of them and Warren County, OH, which makes it a genuine outlier here rather than one end of a wide local spread. Warren County, OH has the highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Warren County, OH | 249,858 | $110,283 #1/6 | $339,653 #1/6 | 23.4 min #5/6 |
| Montgomery County, OH | 535,982 | $66,795 | $128,931 | 18.9 min |
| Clinton County, OH | 42,019 | $69,410 | $54,795 | 20.7 min |
| Clermont County, OH | 211,155 | $84,768 | $191,856 | 27.3 min |
| Greene County, OH | 169,687 | $88,933 | $179,506 | 20.3 min |
| Butler County, OH | 393,616 | $82,209 | $89,021 | 22.1 min |
Frequently Asked Questions
Common questions about Warren County, Ohio.
How big is Warren County, Ohio by population?
About 249,858 people live in Warren County, Ohio, in 91,976 households of 2.7 people on average. The median age is 40.2, so residents are older than the U.S. median of 37.3 by about 3 years.
Is Warren County, Ohio mostly urban or rural?
Averaged over its land area, Warren County, Ohio has 613 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 7.1 times the U.S. average of 86.
Is Warren County, Ohio an affordable place to live?
The median home costs 3.1 times the median household income ($339,653 against $110,283), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,360 a month takes about 15% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is it hard to find a job in Warren County, Ohio?
Unemployment in Warren County, Ohio is only 3.1%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
How common is a college degree in Warren County, Ohio?
41.3% of adults in Warren County, Ohio hold a bachelor's degree or higher (about 1 in 2), well above the U.S. share of 31.6%.
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