Mercer County, Ohio Population 2024

42,306

Mercer County, Ohio's estimated 2024 population is 42,306 with a growth rate of -0.05% in the past year according to the most recent United States census data. Mercer County, Ohio is the 56th largest county in Ohio. The 2010 population was 40,791 and has seen a growth of 3.71% since that time.

Note: data after 2022 is projected based on recent change

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Year
Population
Growth
Growth Rate
202942,201-21-0.05%
202842,222-21-0.05%
202742,243-21-0.05%
202642,264-21-0.05%
202542,285-21-0.05%
202442,306-21-0.05%
202342,327-21-0.05%
202242,348-21-0.05%
202142,369-157-0.37%
202042,5261,2713.08%
201941,2552690.66%
201840,986970.24%
201740,8891210.3%
201640,768330.08%
201540,735-4-0.01%
201440,7391160.29%
201340,623-87-0.21%
201240,710-10-0.02%
201140,720-71-0.17%
201040,79100%
199039,4431,1092.89%
198038,3343,0698.7%
197035,2652,7068.31%
196032,5594,24815%
195028,3112,0557.83%
194026,2561,1604.62%
193025,096-1,776-6.61%
192026,872-664-2.41%
191027,536-485-1.73%
190028,0218012.94%
189027,2205,41224.82%
188021,8084,55426.39%
187017,2543,15022.33%
186014,1046,39282.88%
18507,712-565-6.83%
18408,2777,167645.68%
18301,1101,0151068.42%
182095-42,106-99.77%
showing: 38 rows
2024 Growth Rate
-0.05% (-21)
County Website
Mercer County
State
Ohio
County Seat
2020 Population
42,526
Area
462 mi²
Density
92 people/mi²
Growth Since 2020
-0.52% (-220)
Founded
January 2, 1824

Mercer County, Ohio Population 2024

Population by Race

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Population
Percentage (of total)
White40,61895.98%
Two or more races8972.12%
Asian2590.61%
Native Hawaiian or Pacific Islander2300.54%
Black or African American2160.51%
Other race840.2%
Native American170.04%

White

Two or more races

Asian

Native Hawaiian or Pacific Islander

Black or African American

Other race

Native American

Mercer County, Ohio Population by Race

Mercer County, Ohio Population Pyramid 2024

Mercer County, Ohio Median Age

39.4

Total

37.9

Male

41.1

Female

Mercer County, Ohio Adults

There are 31,461 adults, (7,833 of whom are seniors) in Mercer County, Ohio.

Mercer County, Ohio Age Dependency

79.1

Age Dependency Ratio

33.2

Old Age Dependency Ratio

46

Child Dependency Ratio

Mercer County, Ohio Sex Ratio

Female20,85449.28%
Male21,46750.72%

Mercer County, Ohio Population by Age

Mercer County, Ohio Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All16,0222.6178.821.2
Married9,2233.390.59.5
Non Family5,3741.266337
Female8733.2355.744.3
Male5523.1372.527.5

3.21

Average Family Size

2.61

Average Household Size

78.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Mercer County, Ohio Households and Families

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Mercer County, Ohio Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

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

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

Mercer County, Ohio Educational Attainment by Race

All

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

$46,712

Average Earnings

$57,134

Average Male

$37,135

Average Female

Mercer County, Ohio Earnings by Educational Attainment

Mercer County, Ohio Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Mercer County, Ohio Language

97.94% of Mercer County, Ohio residents speak only English, while 2.06% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.74% of the population.

Mercer County, Ohio Language

Mercer County, Ohio Poverty by Race

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Total
In Poverty
Poverty Rate
White39,3992,3135.87%
Multiple79516020.13%
Black1886534.57%
Hispanic728466.32%
Islander2113014.22%
Asian222177.66%
Native17635.29%

6.36%

Overall Poverty Rate

5.94%

Male Poverty Rate

6.79%

Female Poverty Rate

Poverty in Mercer County, Ohio

The race most likely to be in poverty in Mercer County, Ohio is Native, with 35.29% below the poverty level.

The race least likely to be in poverty in Mercer County, Ohio is White, with 5.87% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.99%. Among those working part-time, it was 8.89%, and for those that did not work, the poverty rate was 9.9%.

Mercer County, Ohio Poverty

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Less Than 9th Grade15.66%
High School6.29%
Some College4.05%
Bachelors or Greater2.03%

Mercer County, Ohio Poverty Rate by Education

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Female Unemployed34.6%
Male Unemployed10.21%
Female Employed3.3%
Male Employed2.31%

Mercer County, Ohio Poverty Rate by Employment Status and Sex

Mercer County, Ohio Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

mean

median

Income by Household Type

Mercer County, Ohio Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.1%

Overall Marriage Rate

56.7%

Male Marriage Rate

57.5%

Female Marriage Rate

Mercer County, Ohio Married by Age and Sex

male

female

Mercer 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.

Mercer County, Ohio Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Mercer County, Ohio Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,980

Number of Veterans

1,923

Male Veterans

57

Female Veterans

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Mercer County, Ohio Veterans by War

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Mercer County, Ohio Veterans by Age

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Mercer County, Ohio Veterans by Race

Mercer County, Ohio Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.17%

Veteran Poverty Rate

32.29%

Veteran Disability Rate

Mercer County, Ohio Veterans by Education

LaborForceParticipation

68.4%

Labor Force Participation

66.9%

Employment Rate

2%

Unemployment Rate

Mercer County, Ohio Employment by Age

LaborForceParticipation

Mercer County, Ohio Employment by Race

LaborForceParticipation

Mercer 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

87.56%

Born in Mercer County, Ohio

98.59%

Native Born

1.41%

Foreign Born

1.08%

Non Citizen

0.33%

Naturalized

Place of Birth

98.59% of Mercer County, Ohio residents were born in the United States, with 87.56% having been born in Ohio. 1.08% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Mercer County, Ohio Place of Birth

Sources