Darke County vs Seneca County

A side-by-side comparison of Darke County and Seneca County: population, income, housing, and more.

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

Seneca County has the higher population (54,861 vs 51,655 in Darke County). Seneca County has the higher median household income ($65,020 vs $64,654 in Darke County). Darke County has the higher median home value ($169,100 vs $136,200 in Seneca County).

Population, income & housing

	Darke County	Seneca County
Population	51,655	54,861
Median age	42.0 yrs	40.5 yrs
Median household income	$64,654	$65,020
Median home value	$169,100	$136,200
Median gross rent	$747	$814
Housing units	22,643	23,968
Homeownership rate	72.0%	73.4%
Bachelor's degree or higher	16.5%	20.7%
Unemployment rate	2.7%	3.9%

Trends (ACS 5-year, 2019–2023)

	Darke County	Seneca County
Population	51,513 → 51,655 (+0.3%)	55,351 → 54,861 (-0.9%)
Median household income	$55,620 → $64,654 (+16.2%)	$52,500 → $65,020 (+23.8%)
Median home value	$123,300 → $169,100 (+37.1%)	$106,500 → $136,200 (+27.9%)
Median gross rent	$673 → $747 (+11.0%)	$696 → $814 (+17.0%)

Darke County

Population

51,51351,655

Median household income

$55,620$64,654

Median home value

$123,300$169,100

Median gross rent

$673$747

Seneca County

Population

55,35154,861

Median household income

$52,500$65,020

Median home value

$106,500$136,200

Median gross rent

$696$814

Age & race/ethnicity

Age distribution (share)

	Darke County	Seneca County
Under 5	6.0%	5.4%
5 to 17	17.8%	16.2%
18 to 24	7.7%	10.8%
25 to 34	11.0%	11.5%
35 to 44	11.3%	11.7%
45 to 54	12.0%	11.8%
55 to 64	14.0%	13.8%
65 to 74	11.4%	11.4%
75 and over	8.8%	7.3%

Race & ethnicity (share)

	Darke County	Seneca County
White (non-Hispanic)	95.1%	88.3%
Black or African American	0.5%	2.6%
American Indian & Alaska Native	0.0%	0.1%
Asian	0.4%	0.6%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.1%	0.3%
Two or more races	2.0%	2.5%
Hispanic or Latino	1.8%	5.5%

Educational attainment (age 25+)

Share of adults 25+

	Darke County	Seneca County
No high school diploma	9.3%	6.8%
High school graduate	45.4%	43.1%
Some college or associate's	28.8%	29.4%
Bachelor's degree	11.1%	13.2%
Graduate or professional degree	5.4%	7.5%

Commute to work

How workers get to work (share)

	Darke County	Seneca County
Drove alone	81.9%	81.3%
Carpooled	9.0%	7.7%
Public transit	0.2%	0.2%
Walked	2.0%	4.2%
Bicycle	0.1%	0.1%
Worked from home	5.6%	5.0%
Other means	1.3%	1.4%

Housing

Units in structure (share)

	Darke County	Seneca County
1-unit, detached	82.4%	79.1%
1-unit, attached	1.5%	2.5%
2 to 4 units	8.1%	7.3%
5 to 19 units	2.8%	4.1%
20 or more units	1.0%	3.0%
Mobile home & other	4.2%	4.0%

Poverty & households

	Darke County	Seneca County
Poverty rate	11.2%	11.9%
Average household size	2.39	2.36
Mean commute (minutes)	23	20
Median year structure built	1963	1958