Mercer County, Ohio Population 2020

Mercer County, Ohio's estimated population is 40,910 with a growth rate of 0.48% in the past year according to the most recent United States census data. Mercer County, Ohio is the 61st largest county in Ohio.

Year Population Growth Growth Rate
201840,959490.12%
201740,9101970.48%
201640,713-7-0.02%
201540,720-10-0.02%
201440,7301160.29%
201340,614-86-0.21%
201240,700-8-0.02%
201140,708-78-0.19%
201040,7861,3433.40%
199039,4431,1092.89%
198038,3343,0698.70%
197035,2652,7068.31%
196032,5594,24815.00%
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%
1820950.00%

How Many People Live in Mercer County, Ohio?

40,910

Mercer County, Ohio Population Growth

Population by Race

Race Population Percentage
White39,64797.16%
Two or More Races3930.96%
Black or African American2520.62%
Native Hawaiian and Other Pacific Islander1790.44%
Asian1790.44%
Some Other Race1560.38%

Mercer County, Ohio Population Pyramid 2020

Mercer County, Ohio Median Age

39.9


Total

38.4


Male

42


Female

Mercer County, Ohio Adults

There are 30,324 adults, (6,923 of whom are seniors) in Mercer County, Ohio.

Mercer County, Ohio Age Dependency

74.4

Age Dependency Ratio

29.6

Old Age Dependency Ratio

44.8

Child Dependency Ratio

Mercer County, Ohio Sex Ratio

Female

20,228

49.57%

Male

20,578

50.43%

Mercer County, Ohio Households and Families

Mercer County, Ohio Renter vs Owner Occupied by Household Type

Mercer County, Ohio Household Types

Type Owner Renter
Married90%10%
All76.6%23.4%
Non Family59.8%40.2%
Female55%45%
Male54.5%45.5%

76.6%

Rate of Home Ownership

Type Count Average Size Owned
All16,1042.576.6
Married9,2793.190
Non Family4,8011.1559.8
Female1,1432.8955
Male8813.0954.5

3.02

Average Family Size

2.5

Average Household Size

5%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Mercer County, Ohio Education

Education Attained Count Percentage
Less Than 9th Grade4701.74%
9th to 12th Grade1,7796.60%
High School Graduate12,54846.52%
Some College4,72317.51%
Associates Degree2,94910.93%
Bachelors Degree2,83110.50%
Graduate Degree1,6746.21%

Mercer County, Ohio Educational Attainment by Race

Name Total High School Bachelors
White26,08523,9864,409
Hispanic398334
Multiple Races2181765
Black1158515
Other Race9377
Asian828255
Islander766221

The highest rate of high school graduation is among asian people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 67.07%.

Name Average Male Female
Overall$37,162$47,292$27,957
Less Than High School$21,086$24,688$18,491
High School Grad$35,272$43,434$22,147
Some College$35,823$48,857$27,198
Bachelors Degree$48,817$65,864$37,253
Graduate Degree$57,440$72,833$50,668

$37,162

Average Earnings

$47,292

Average Male

$27,957

Average Female

Mercer County, Ohio Language

Mercer County, Ohio Language by Age

Mercer County, Ohio Language

98.30% of Mercer County, Ohio residents speak only English, while 1.70% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.65% of the population.

Mercer County, Ohio Poverty

Mercer County, Ohio Poverty by Race

Name Total In Poverty Poverty Rate
White38,5142,4596.38%
Hispanic77617222.16%
Multiple3939624.43%
Black2064521.84%
Islander179147.82%
Other15674.49%
Asian16621.20%

6.92%

Overall Poverty Rate

5.92%

Male Poverty Rate

7.96%

Female Poverty Rate

Poverty in Mercer County, Ohio

The race most likely to be in poverty in Mercer County, Ohio is Multiple, with 24.43% below the poverty level.

The race least likely to be in poverty in Mercer County, Ohio is Asian, with 1.20% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.90%. Among those working part-time, it was 9.18%, and for those that did not work, the poverty rate was 12.87%.

Name Poverty
Less Than High School13.19%
Some College6.32%
High School5.78%
Bachelors or Greater3.55%
Name Poverty
Male Unemployed35.87%
Female Unemployed28.52%
Female Employed3.64%
Male Employed1.79%

Mercer County, Ohio Income

Mercer County, Ohio Income by Household Type

Name Median Mean
Households$59,417$72,966
Families$69,676$85,176
Married Families$77,663-
Non Families$32,463$41,163

Mercer County, Ohio Marital Status

Mercer County, Ohio Marital Status

Marriage Rates

59.7%

Overall Marriage Rate

60.6%

Male Marriage Rate

58.9%

Female Marriage Rate

Mercer County, Ohio Married by Age and Sex

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

Mercer County, Ohio Veterans

2,265

Number of Veterans

2,229

Male Veterans

36

Female Veterans

War Veterans
Vietnam858
First Gulf War323
Korea318
Second Gulf War167
World War II59
Name Veterans % of Total
White2,1827.37%
Hispanic439.31%
Other3127.93%
2 or More2611.93%
Black2618.31%

$Mercer County, Ohio Veterans by Education

3.92%

Veteran Poverty Rate

28.58%

Veteran Disability Rate

Mercer County, Ohio Employment Status

68%

Labor Force Participation

66.2%

Employment Rate

2.6%

Unemployment Rate

Mercer County, Ohio Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

85.42%

Born in Ohio

98.69%

Native Born

1.31%

Foreign Born

0.99%

Non Citizen

Place of Birth

98.69% of Mercer County, Ohio residents were born in the United States, with 85.42% having been born in Ohio. 0.99% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990