Mercer County, Ohio's estimated 2024 population is 42,454 with a growth rate of 0.04% in the past year according to the most recent United States census data. Mercer County, Ohio is the 57th largest county in Ohio. The 2010 population was 40,791 and has seen a growth of 4.08% since that time.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 42,529 | 15 | 0.04% |
| 2028 | 42,514 | 15 | 0.04% |
| 2027 | 42,499 | 15 | 0.04% |
| 2026 | 42,484 | 15 | 0.04% |
| 2025 | 42,469 | 15 | 0.04% |
| 2024 | 42,454 | 15 | 0.04% |
| 2023 | 42,439 | 15 | 0.04% |
| 2022 | 42,424 | 32 | 0.08% |
| 2021 | 42,392 | -150 | -0.35% |
| 2020 | 42,542 | 1,287 | 3.12% |
| 2019 | 41,255 | 269 | 0.66% |
| 2018 | 40,986 | 97 | 0.24% |
| 2017 | 40,889 | 121 | 0.3% |
| 2016 | 40,768 | 33 | 0.08% |
| 2015 | 40,735 | -4 | -0.01% |
| 2014 | 40,739 | 116 | 0.29% |
| 2013 | 40,623 | -87 | -0.21% |
| 2012 | 40,710 | -10 | -0.02% |
| 2011 | 40,720 | -71 | -0.17% |
| 2010 | 40,791 | 0 | 0% |
| 1990 | 39,443 | 1,109 | 2.89% |
| 1980 | 38,334 | 3,069 | 8.7% |
| 1970 | 35,265 | 2,706 | 8.31% |
| 1960 | 32,559 | 4,248 | 15% |
| 1950 | 28,311 | 2,055 | 7.83% |
| 1940 | 26,256 | 1,160 | 4.62% |
| 1930 | 25,096 | -1,776 | -6.61% |
| 1920 | 26,872 | -664 | -2.41% |
| 1910 | 27,536 | -485 | -1.73% |
| 1900 | 28,021 | 801 | 2.94% |
| 1890 | 27,220 | 5,412 | 24.82% |
| 1880 | 21,808 | 4,554 | 26.39% |
| 1870 | 17,254 | 3,150 | 22.33% |
| 1860 | 14,104 | 6,392 | 82.88% |
| 1850 | 7,712 | -565 | -6.83% |
| 1840 | 8,277 | 7,167 | 645.68% |
| 1830 | 1,110 | 1,015 | 1068.42% |
| 1820 | 95 | -42,434 | -99.78% |
White
Two or more races
Asian
Native Hawaiian or Pacific Islander
Black or African American
Other race
Native American
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 16,022 | 2.61 | 78.8 | 21.2 |
| Married | 9,223 | 3.3 | 90.5 | 9.5 |
| Non Family | 5,374 | 1.26 | 63 | 37 |
| Female | 873 | 3.23 | 55.7 | 44.3 |
| Male | 552 | 3.13 | 72.5 | 27.5 |
3.21
Average Family Size
2.61
Average Household Size
78.8%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
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%.
All
Male
Female
$46,712
Average Earnings
$57,134
Average Male
$37,135
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
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.
rate
6.36%
Overall Poverty Rate
5.94%
Male Poverty Rate
6.79%
Female Poverty Rate
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%.
Married
Widowed
Divorced
Separated
NeverMarried
57.1%
Overall Marriage Rate
56.7%
Male Marriage Rate
57.5%
Female Marriage Rate
male
female
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.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
5.17%
Veteran Poverty Rate
32.29%
Veteran Disability Rate
LaborForceParticipation
68.4%
Labor Force Participation
66.9%
Employment Rate
2%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
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.
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
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.