COUNTY
Warren County
Ohio · 257,181 residents (2025 est.) · 401 sq mi
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The short version
Warren County is a county of 250,008 people in Ohio. Since 2000 the county has risen by half, up 91,625 people. Households here earn about 54% more than in Ohio as a whole. Few US counties rank higher on income. Owners hold 79% of the housing stock. 46% of adults hold a bachelor's degree or higher.
At a glance
Wealthier
median household income $110,132, above the US median
US median: $82,259
Mid-age
median age 40.1
US median: 38.9
More educated
46% hold a bachelor's degree
US average: 36%
Less affordable
home values up 35%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Warren County
What changed most since 1990
- Population113,909 → 250,008 (+119%)US over the same years: +35%
- Adults with a bachelor's degree18.0% → 45.6% (+27.6 pts)US over the same years: +15.3 pts
Among the 88 counties in Ohio
- 3rd in household income$110,132
- 2nd in share with a bachelor's degree45.6%
- 2nd in home value$349,400
- 15th in diversity score40.2
Section 01
Population & growth
250,008
+58%since 2000
from 158,383 in 2000
257,181 in 2025 (Census Bureau estimate)
1990 – 2025
Land area
401 sq mi
Population, 1990 – 2024
2024250K
Age distribution, 2024
Under 55.5%(13,653)
5 to 96.4%(15,992)
10 to 147.4%(18,400)
15 to 196.9%(17,180)
20 to 245.6%(14,015)
25 to 3411.4%(28,493)
35 to 4413.9%(34,863)
45 to 5413.9%(34,695)
55 to 6413.3%(33,289)
65 to 749.7%(24,154)
75 to 844.6%(11,462)
85 and over1.5%(3,812)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$110,132
+4%inflation adjusted, since 2000
from $57,952 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
68.0%
+21.3 ptssince 2009
from 46.8% in 2009
US average: 53.3%
Workforce by industry, 2024
Retail trade16.6%
Information10.7%
Other services7.3%
Public administration5.9%
Wholesale trade4.7%
Finance & insurance4%
Professional, scientific, technical3.6%
Transportation & warehousing2%
Arts, entertainment, food1.2%
Education & health services0.5%
Agriculture, forestry, fishing0.4%
Construction0.3%
Manufacturing0.1%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$349,400
+35%inflation adjusted, since 2000
from $142,500 in 2000
US average: $376,019
1990 – 2024
3.2
+17%since 2009
from 2.7 in 2009
1990 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
69
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity
2000
White, non-Hispanic94%(148,850)
Black2.7%(4,272)
Hispanic / Latino1%(1,633)
Asian1.2%(1,978)
Other0%
2024
White, non-Hispanic81.8%(204,562)
Black3.2%(7,904)
Hispanic / Latino3.5%(8,749)
Asian7.2%(17,958)
Other4.3%(10,835)
40
+80%since 2009
from 22 in 2009
1990 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
30
−20%since 2020
from 38 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Mexican1.8%(4,408)
Puerto Rican0.4%(986)
South American0.4%(966)
Central American0.3%(829)
Dominican0.2%(586)
Colombian0.2%(420)
Salvadoran0.1%(353)
Cuban0.1%(266)
Spaniard0.1%(199)
Honduran0.1%(191)
Ecuadorian0.1%(134)
Chilean0.1%(127)
+ 9 more hispanic origin groups with data
Guatemalan0%(107)
Venezuelan0%(96)
Peruvian0%(71)
Paraguayan0%(63)
Nicaraguan0%(62)
Panamanian0%(49)
Bolivian0%(42)
Costa Rican0%(28)
Argentine0%(13)
Asian origin
Asian Indian4.2%(10,449)
Chinese1.3%(3,163)
Japanese0.4%(941)
Filipino0.3%(722)
Pakistani0.3%(691)
Vietnamese0.2%(495)
Korean0.2%(403)
Taiwanese0.1%(205)
Hmong0%(72)
Nepalese0%(66)
Thai0%(62)
Mongolian0%(47)
Ancestry
German22.3%(55,821)
English14.6%(36,583)
Irish12.2%(30,624)
American5.9%(14,653)
Italian4.1%(10,237)
Polish2.6%(6,432)
Scottish2.1%(5,293)
French1.6%(4,019)
Scotch-Irish1.1%(2,690)
Dutch0.8%(1,896)
Hungarian0.7%(1,863)
Arab0.7%(1,820)
+ 42 more ancestry groups with data
Russian0.6%(1,595)
Welsh0.6%(1,529)
Subsaharan African0.5%(1,296)
Greek0.5%(1,236)
Norwegian0.5%(1,224)
British0.5%(1,172)
Swedish0.5%(1,158)
French Canadian0.3%(734)
Ukrainian0.3%(691)
Slovak0.3%(651)
Swiss0.2%(605)
Austrian0.2%(535)
Lithuanian0.2%(521)
Czech0.2%(510)
Canadian0.2%(493)
Lebanese0.2%(443)
Romanian0.2%(418)
West Indian0.2%(407)
Danish0.1%(361)
Iraqi0.1%(348)
Nigerian0.1%(332)
Jamaican0.1%(288)
Brazilian0.1%(265)
Croatian0.1%(262)
Iranian0.1%(256)
Armenian0.1%(250)
Ghanaian0.1%(229)
Slovene0.1%(214)
Belgian0.1%(202)
Portuguese0.1%(201)
Turkish0.1%(189)
Moroccan0.1%(151)
Finnish0.1%(151)
Syrian0.1%(149)
Palestinian0.1%(137)
Ethiopian0%(120)
Serbian0%(108)
Egyptian0%(90)
Jordanian0%(90)
Haitian0%(47)
Australian0%(15)
Cape Verdean0%(7)
Section 05
Education
High school or higher
95.1%
+8.9 ptssince 2000
from 86.2% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Women 20-64 in the labor force
76.8%
+1.8 ptssince 2020
from 75.0% in 2020
US average: 74.6%
Section 08
People & community
Computer in household
97.5%
+1.8 ptssince 2020
from 95.7% in 2020
US average: 95.5%
Marital status
Men 15+
Never married30%(30,542)
Married60.2%(61,336)
Widowed2%(2,006)
Divorced7.9%(8,001)
Women 15+
Never married22.7%(22,747)
Married59.1%(59,126)
Widowed6.8%(6,804)
Divorced11.4%(11,401)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage
Direct-purchase
12.4%
+0.5 ptssince 2020
from 11.9% in 2020
US average: 13.8%
VA health care
1.9%
+0.1 ptssince 2020
from 1.8% in 2020
US average: 2.2%
Any private
81.3%
−2.5 ptssince 2020
from 83.8% in 2020
US average: 67.1%
Any public
25.1%
+2.0 ptssince 2020
from 23.1% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)27.7%(3,508)
Gulf War (1990s)25.1%(3,176)
Vietnam era29.1%(3,679)
Korean War2.5%(315)
World War II0.8%(107)
Share of the 12,646 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
Warren County, decade by decade
| Year | Population | Median household income | Median home value | Bachelor's degree+ | Diversity score |
|---|---|---|---|---|---|
| 1990 | 113,909 | $88,150 | $185,525 | 18.0% | 8.7 |
| 2000 | 158,383 | $105,569 | $259,586 | 28.4% | 14.5 |
| 2010 | 212,693 | $102,533 | $280,090 | 35.9% | 25.6 |
| 2020 | 242,337 | $108,368 | $286,526 | 43.7% | 40.4 |
| 2024 | 250,008 | $110,132 | $349,400 | 45.6% | 40.2 |
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
Drill deeper
Places similar to Warren County
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Pop 258,852
Harford County
Pop 266,446
Cherokee County
Pop 299,273
Washington County
Pop 286,895
Places similar to Warren CountyHead to head
Compare Warren County to nearby counties
WARREN COUNTY VS
Clinton County
Income$70,407−36%
Home value$211,900−39%
Population42,301−84%
SEE FULL COMPARISON →
WARREN COUNTY VS
Butler County
Income$81,590−26%
Home value$258,500−26%
Population400,128+56%
SEE FULL COMPARISON →
WARREN COUNTY VS
Greene County
Income$87,309−21%
Home value$252,200−28%
Population174,322−32%
SEE FULL COMPARISON →
WARREN COUNTY VS
Montgomery County
Income$66,139−40%
Home value$180,900−48%
Population539,598+110%
SEE FULL COMPARISON →
Frequently asked
How many people live in Warren County, Ohio?
Warren County, Ohio has about 250,008 residents according to the 2024 American Community Survey.
What is the median household income in Warren County, Ohio?
The typical household in Warren County, Ohio earns about $110,132 a year. Half of households make more than that, and half make less.
Is Warren County, Ohio expensive?
In Warren County, Ohio, the median home is worth about $349,400, and the typical rent is about $1,361 a month.
How educated are people in Warren County, Ohio?
About 45.6% of adults age 25 and over in Warren County, Ohio hold a bachelor's degree or higher.
What is the poverty rate in Warren County, Ohio?
About 6.0% of people in Warren County, Ohio live below the federal poverty line.
Has Warren County, Ohio grown since 1990?
Yes, Warren County, Ohio has grown since 1990. The population has added about 136,099 residents, a change of about 119 percent over that period.
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44 census tracts (top 20 by population)
Census Tract 319.07Census Tract 321Census Tract 322.05Census Tract 309.01Census Tract 320.09Census Tract 309.02Census Tract 312Census Tract 308Census Tract 320.03Census Tract 322.03Census Tract 307Census Tract 319.04Census Tract 310.01Census Tract 322.02Census Tract 319.05Census Tract 320.04Census Tract 315Census Tract 316.02Census Tract 305.04Census Tract 32312 ZIP codes
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All counties in OhioDATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024