United States › Ohio › Seneca County COUNTY · 2000 CENSUS
Seneca County Ohio · 58,683 residents · 551 sq mi
Time machine
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The short version
Seneca County is a county of 58,683 people in Ohio. 12% of adults hold a bachelor's degree or higher. Owners hold 75% of the housing stock. Home values have risen by half since 1990, reaching $81,100. Median rent is $433 a month. Poverty is uncommon here, at 9.0% of locals.
At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 36.3
US median: 35.2
Less educated
12% hold a bachelor's degree
US average: 24%
Less affordable
home values up 30%, inflation adjusted
US median home: $120,530
Section 01
Population & growth from 32.6 in 1990
US average: 35.2
Population, 1990 – 2024
54K 56K 57K 59K 60K 1990 2000 2010 2020 2024 Seneca County Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $38,037
+7%inflation adjusted, since 1990
from $26,988 in 1990
US average: $42,589
from $11,226 in 1990
US average: $21,522
from 10.8% in 1990
US average: 12.4%
$81,100
+30%inflation adjusted, since 1990
from $47,300 in 1990
US average: $120,530
$433
+2%inflation adjusted, since 1990
from $322 in 1990
US average: $602
from 74.0% in 1990
24.9% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 95.9%(57,278)
Hispanic / Latino 2.9%(1,749)
2000
White, non-Hispanic 93.4%(54,821)
Hispanic / Latino 3.4%(1,972)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 31 more ancestry groups with data from 10.1% in 1990
US average: 24.4%
High school or higher
from 75.3% in 1990
US average: 80.3%
from 3.0% in 1990
US average: 8.8%
Section 06
Commute & transportation from 19.1 min in 1990
US average: 17.6
Section 07
Work & employment No data for the years selected.
Section 08
People & community No data for the years selected.
Marital status
Men 15+
Never married 28.3%(6,399)
Women 15+
Never married 22.3%(5,274)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 11.0% in 2013
US average: 8.4%
from 58.6% in 2020
US average: 54.8%
Direct-purchase
from 14.3% in 2020
US average: 13.8%
from 19.2% in 2020
US average: 18.4%
from 20.7% in 2020
US average: 20.9%
VA health care
from 2.6% in 2020
US average: 2.2%
Any private
from 70.3% in 2020
US average: 67.1%
Any public
from 38.1% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 19.1%(555)
Gulf War (1990s) 17.5%(509)
Share of the 2,912 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Seneca County Head to head
Compare Seneca County to nearby counties SENECA COUNTY VS
Sandusky County
Income $62,295 +64%
Home value $160,700 +98%
Population 58,655 +8%
SEE FULL COMPARISON →
SENECA COUNTY VS
Crawford County
Income $58,044 +53%
Home value $136,700 +69%
Population 41,896 −23%
SEE FULL COMPARISON →
SENECA COUNTY VS
Wyandot County
Income $69,768 +83%
Home value $163,400 +101%
Population 21,567 −60%
SEE FULL COMPARISON →
SENECA COUNTY VS
Huron County
Income $67,878 +78%
Home value $166,000 +105%
Population 58,250 +7%
SEE FULL COMPARISON →
Frequently asked
How many people live in Seneca County, Ohio? Seneca County, Ohio has about 58,683 residents according to the 2000 Census.
What is the median household income in Seneca County, Ohio? The typical household in Seneca County, Ohio earns about $38,037 a year. Half of households make more than that, and half make less.
Is Seneca County, Ohio expensive? In Seneca County, Ohio, the median home is worth about $81,100, and the typical rent is about $433 a month.
How educated are people in Seneca County, Ohio? About 12.5% of adults age 25 and over in Seneca County, Ohio hold a bachelor's degree or higher.
What is the poverty rate in Seneca County, Ohio? About 9.0% of people in Seneca County, Ohio live below the federal poverty line.
Has Seneca County, Ohio grown since 1990? Yes, Seneca County, Ohio has shrunk since 1990. The population has lost about 1,050 residents, a change of about -2 percent over that period.
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