Mercer County, Ohio

OH · FIPS 39107 · ACS 2024 5-Year Estimates

Metric Value vs National Rank Percentile
Total Population 42,484 #1,157 / 3,222
64th
Median Household Income $76,782 +2.2% #736 / 3,222
77th
Median Age 39.4 years +1.3% #2,297 / 3,222
29th
Median Home Value $210,600 -25.3% #1,299 / 3,222
60th
Median Gross Rent $804 -30.9% #2,068 / 3,222
36th
Poverty Rate 7.3% -42.1% #248 / 3,222
92th

Demographics

Mercer County has a population of 42,484, making it the #1,157 most populous county in the US. The median age is 39.4 years, which is 1.3% above the national median.

Population Trend

Rankings →

Year-over-Year Population Growth

Age & Sex Distribution

Race & Ethnicity

Nativity

98.3%
Native Born
1.7%
Foreign Born

Household Type

Economy

The median household income in Mercer County is $76,782, ranking #736 out of 3,222 counties — 2.2% above the national median. The poverty rate is 7.3% and unemployment stands at 1.6%.

Median Household Income
$76,782 +2.2% vs nat'l
Rank #736 of 3,222
77th percentile
Per Capita Income
$35,761 −13.3% vs nat'l
Rank #1,474 of 3,222
54th percentile
Poverty Rate
7.3% −42.1% vs nat'l
Rank #248 of 3,222
92th percentile
Unemployment Rate
1.6% −69.8% vs nat'l
Rank #186 of 3,222
94th percentile
Bachelor's Degree or Higher
21.9% −34.9% vs nat'l
Rank #1,665 of 3,222
48th percentile
Mean Commute Time
20.3 min −26.3% vs nat'l
Rank #2,779 of 3,222
14th percentile

Median Household Income Trend

Rankings →

Poverty Rate Trend

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Housing

The median home value in Mercer County is $210,600 (-25.3% vs national). Renters pay a median of $804/mo and the homeownership rate is 79.6%.

Median Home Value
$210,600 −25.3% vs nat'l
Rank #1,299 of 3,222
60th percentile
Median Gross Rent
$804 −30.9% vs nat'l
Rank #2,068 of 3,222
36th percentile
Homeownership Rate
79.6% +23.5% vs nat'l
Rank #699 of 3,222
78th percentile
79.6% Homeownership

Median Home Value Trend

Rankings →

Health

96.4% of residents in Mercer County have health insurance coverage, which is 5.1% above the national rate.

96.4% Health Insurance
Health Insurance Coverage
96.4% +5.1% vs nat'l
Rank #179 of 3,222
94th percentile

About Mercer County, Ohio

Mercer County, Ohio has a total population of 42,484, making it the 1,157th most populous county in the United States. The median age in Mercer County is 39.4 years, which is 1.3% above the national median of 38.9 years.

The median household income in Mercer County is $76,782, which ranks #736 of 3,222 counties nationwide. This is 2.2% above the national median of $75,149. The poverty rate is 7.3%, lower than the national rate of 12.6%. The unemployment rate stands at 1.6%.

The median home value in Mercer County is $210,600, 25.3% below the national median. Renters in Mercer County pay a median gross rent of $804 per month. The homeownership rate is 79.6%, compared to the national rate of 64.4%.

In Mercer County, 21.9% of residents aged 25 and older hold a bachelor's degree or higher, 34.9% below the national average of 33.7%. Health insurance coverage stands at 96.4% of the population. The average commute time for workers is 20.3 min.

Mercer County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 94.2% of the population, followed by Hispanic or Latino (2.2%) and Two or More Races (1.9%).

All data for Mercer County, Ohio comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.