Clinton County vs Mercer County

A side-by-side comparison of Clinton County and Mercer County: population, income, housing, and more.

Clinton County and Mercer County are counties in Ohio. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Mercer County has the higher population (42,438 vs 42,014 in Clinton County). Mercer County has the higher median household income ($78,036 vs $68,125 in Clinton County). Mercer County has the higher median home value ($208,600 vs $192,800 in Clinton County).

Population, income & housing

	Clinton County	Mercer County
Population	42,014	42,438
Median age	41.0 yrs	39.1 yrs
Median household income	$68,125	$78,036
Median home value	$192,800	$208,600
Median gross rent	$893	$812
Housing units	17,966	18,023
Homeownership rate	70.5%	79.6%
Bachelor's degree or higher	20.1%	22.2%
Unemployment rate	4.7%	1.8%

Trends (ACS 5-year, 2019–2023)

	Clinton County	Mercer County
Population	41,957 → 42,014 (+0.1%)	40,884 → 42,438 (+3.8%)
Median household income	$52,815 → $68,125 (+29.0%)	$62,952 → $78,036 (+24.0%)
Median home value	$128,400 → $192,800 (+50.2%)	$153,800 → $208,600 (+35.6%)
Median gross rent	$755 → $893 (+18.3%)	$679 → $812 (+19.6%)

Clinton County

Population

41,95742,014

Median household income

$52,815$68,125

Median home value

$128,400$192,800

Median gross rent

$755$893

Mercer County

Population

40,88442,438

Median household income

$62,952$78,036

Median home value

$153,800$208,600

Median gross rent

$679$812

Age & race/ethnicity

Age distribution (share)

	Clinton County	Mercer County
Under 5	5.8%	7.2%
5 to 17	17.0%	18.9%
18 to 24	9.9%	8.0%
25 to 34	11.3%	11.2%
35 to 44	11.8%	11.1%
45 to 54	12.1%	11.3%
55 to 64	14.0%	13.6%
65 to 74	11.0%	11.0%
75 and over	7.1%	7.6%

Race & ethnicity (share)

	Clinton County	Mercer County
White (non-Hispanic)	92.1%	94.4%
Black or African American	1.8%	0.6%
American Indian & Alaska Native	0.1%	0.0%
Asian	0.7%	0.5%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.3%	0.0%
Two or more races	3.0%	2.3%
Hispanic or Latino	2.1%	2.2%

Educational attainment (age 25+)

Share of adults 25+

	Clinton County	Mercer County
No high school diploma	8.4%	5.3%
High school graduate	40.3%	43.5%
Some college or associate's	31.2%	29.0%
Bachelor's degree	12.5%	14.2%
Graduate or professional degree	7.5%	8.0%

Commute to work

How workers get to work (share)

	Clinton County	Mercer County
Drove alone	81.2%	87.5%
Carpooled	7.0%	6.4%
Public transit	0.3%	0.1%
Walked	2.7%	1.6%
Bicycle	0.2%	0.3%
Worked from home	7.5%	3.7%
Other means	1.0%	0.4%

Housing

Units in structure (share)

	Clinton County	Mercer County
1-unit, detached	77.2%	81.3%
1-unit, attached	2.0%	1.5%
2 to 4 units	5.5%	6.7%
5 to 19 units	6.5%	2.7%
20 or more units	2.0%	1.8%
Mobile home & other	6.8%	6.0%

Poverty & households

	Clinton County	Mercer County
Poverty rate	14.8%	6.1%
Average household size	2.47	2.57
Mean commute (minutes)	25	19
Median year structure built	1976	1974