Warren County, Ohio Population 2024

255,690

Warren County, Ohio's estimated 2024 population is 255,690 with a growth rate of 1.17% in the past year according to the most recent United States census data. Warren County, Ohio is the 10th largest county in Ohio. The 2010 population was 213,445 and has seen a growth of 19.79% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2029270,4702,9561.1%
2028267,5142,9561.12%
2027264,5582,9561.13%
2026261,6022,9561.14%
2025258,6462,9561.16%
2024255,6902,9561.17%
2023252,7342,9561.18%
2022249,7782,9561.2%
2021246,8223,6211.49%
2020243,2017,6003.23%
2019235,6013,0621.32%
2018232,5393,2471.42%
2017229,2922,4341.07%
2016226,8582,8401.27%
2015224,0182,5891.17%
2014221,4292,1310.97%
2013219,2982,0050.92%
2012217,2931,9160.89%
2011215,3771,9320.91%
2010213,44500%
1990113,90914,63314.74%
198099,27614,35116.9%
197084,92519,21429.24%
196065,71127,20670.66%
195038,5058,61128.81%
194029,8942,5469.31%
193027,3481,6326.35%
192025,7161,2194.98%
191024,497-1,087-4.25%
190025,5841160.46%
189025,468-2,924-10.3%
188028,3921,7036.38%
187026,689-213-0.79%
186026,9021,3425.25%
185025,5602,41910.45%
184023,1411,6737.79%
183021,4683,63120.36%
182017,8377,91279.72%
18109,925-260,545-96.33%
showing: 39 rows
2024 Growth Rate
1.17% (2,956)
County Website
Warren County
State
Ohio
County Seat
2020 Population
243,201
Area
401 mi²
Density
638 people/mi²
Growth Since 2020
5.14% (12,489)
Founded
May 1, 1803

Warren County, Ohio Population 2024

Population by Race

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Race
Population
Percentage (of total)
White207,08285.15%
Asian16,1136.63%
Two or more races8,6023.54%
Black or African American8,5053.5%
Other race2,6161.08%
Native American2650.11%
Native Hawaiian or Pacific Islander60%

White

Asian

Two or more races

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Warren County, Ohio Population by Race

Warren County, Ohio Population Pyramid 2024

Warren County, Ohio Median Age

39.5

Total

38.3

Male

40.9

Female

Warren County, Ohio Adults

There are 184,734 adults, (36,351 of whom are seniors) in Warren County, Ohio.

Warren County, Ohio Age Dependency

63.9

Age Dependency Ratio

24.5

Old Age Dependency Ratio

39.4

Child Dependency Ratio

Warren County, Ohio Sex Ratio

Female119,77749.25%
Male123,41250.75%

Warren County, Ohio Population by Age

Warren County, Ohio Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All88,7352.6678.921.1
Married56,1923.1589.310.7
Non Family21,7251.2259.440.6
Female7,5333.0359.240.8
Male3,2852.9775.424.6

3.08

Average Family Size

2.66

Average Household Size

78.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Warren County, Ohio Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Warren County, Ohio Educational Attainment by Sex (over 25)

Warren County, Ohio Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among islander people with a rate of 100%.

Warren County, Ohio Educational Attainment by Race

All

Male

Female

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$62,610

Average Earnings

$77,354

Average Male

$47,723

Average Female

Warren County, Ohio Earnings by Educational Attainment

Warren County, Ohio Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Warren County, Ohio Language

90.71% of Warren County, Ohio residents speak only English, while 9.29% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 3.75% of the population.

Warren County, Ohio Language

Warren County, Ohio Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White200,2219,4404.71%
Hispanic7,40386911.74%
Multiple8,3007919.53%
Asian16,0867314.54%
Other2,53740816.08%
Black5,3752915.41%
Native2119243.6%

5.14%

Overall Poverty Rate

4.35%

Male Poverty Rate

5.91%

Female Poverty Rate

Poverty in Warren County, Ohio

The race most likely to be in poverty in Warren County, Ohio is Native, with 43.6% below the poverty level.

The race least likely to be in poverty in Warren County, Ohio is Asian, with 4.54% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1%. Among those working part-time, it was 6.28%, and for those that did not work, the poverty rate was 10.44%.

Warren County, Ohio Poverty

rate

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Rate
Poverty
Less Than 9th Grade22.18%
High School5.89%
Some College4.7%
Bachelors or Greater2.07%

Warren County, Ohio Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed21.41%
Male Unemployed11.42%
Female Employed2.75%
Male Employed1.88%

Warren County, Ohio Poverty Rate by Employment Status and Sex

Warren County, Ohio Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Warren County, Ohio Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

59.2%

Overall Marriage Rate

59.8%

Male Marriage Rate

58.7%

Female Marriage Rate

Warren County, Ohio Married by Age and Sex

male

female

Warren County, Ohio Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Warren County, Ohio Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Warren County, Ohio Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

12,301

Number of Veterans

11,335

Male Veterans

966

Female Veterans

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Warren County, Ohio Veterans by War

count

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Warren County, Ohio Veterans by Age

count

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Warren County, Ohio Veterans by Race

Warren County, Ohio Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.12%

Veteran Poverty Rate

25.42%

Veteran Disability Rate

Warren County, Ohio Veterans by Education

LaborForceParticipation

65.5%

Labor Force Participation

63.4%

Employment Rate

3%

Unemployment Rate

Warren County, Ohio Employment by Age

LaborForceParticipation

Warren County, Ohio Employment by Race

LaborForceParticipation

Warren County, Ohio Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

64.88%

Born in Warren County, Ohio

92.05%

Native Born

7.95%

Foreign Born

4.06%

Non Citizen

3.9%

Naturalized

Place of Birth

92.05% of Warren County, Ohio residents were born in the United States, with 64.88% having been born in Ohio. 4.06% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Warren County, Ohio Place of Birth

Sources