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COUNTY · 1990 CENSUS

Delaware County

Ohio · 66,929 residents · 443.146 sq mi
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The short version

Delaware County is wealthier than most US places, with a median household income of $37,896. Population has fallen 39% since 2000, a loss of 43,060 residents. Median home value is $95,700. Poverty is rare here, at 5.7% of residents. Households here earn about 32% more than the Ohio median.

At a glance
Wealthier
above the US median
US median: $30,130
Mid-age
median age 33.4
US median: 33.0
More educated
26% hold a bachelor's degree
US average: 20%
More affordable
home values down 33%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

66,929
−39%vs 2000
vs 109,989 in 2000
1990 – 2025
151 / sq mi
−39%vs 2000
vs 248 / sq mi in 2000
US average: 221
33.4
−5%vs 2000
vs 35.3 in 2000
US average: 33.0
Population, 19902024
51K99K147K195K243K1990201020202024Delaware County
2024227K
1990201020202024
Section 02

Income & economy

$37,896
−26%inflation adjusted, since 2000
vs $67,258 in 2000
US average: $30,130
1990 – 2024
$17,437
−45%vs 2000
vs $31,600 in 2000
US average: $14,340
5.7%
+1.8 ptsvs 2000
vs 3.8% in 2000
US average: 13.2%
Section 03

Housing

$95,700
−33%inflation adjusted, since 2000
vs $188,000 in 2000
US average: $93,722
1990 – 2024
$426
−12%inflation adjusted, since 2000
vs $639 in 2000
US average: $450
78.1%
−2.4 ptsvs 2000
vs 80.4% in 2000
21.9% rent
2.5
−10%vs 2000
vs 2.8 in 2000
1990 – 2024
RELATED:See current rent listings in Delaware County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic93.6%(102,943)
Black2.5%(2,743)
Hispanic / Latino1%(1,109)
Asian1.5%(1,684)
Other0%
Diversity Score12.3%(13,539)
1990
White, non-Hispanic96.9%(64,872)
Black2.2%(1,467)
Hispanic / Latino0.4%(262)
Asian0.6%(418)
Other0.3%(172)
Diversity Score8.4%(5,630)
8
−32%vs 2000
vs 12 in 2000
1990 – 2024
Section 05

Education

26.4%
−14.6 ptsvs 2000
vs 41.0% in 2000
US average: 20.3%
High school or higher
84.4%
−8.5 ptsvs 2000
vs 92.9% in 2000
US average: 75.2%
9.3%
−3.5 ptsvs 2000
vs 12.9% in 2000
US average: 7.1%
Section 06

Commute & transportation

23.7 min
+37%vs 2000
vs 17.3 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Delaware County, Ohio?

Delaware County, Ohio has about 66,929 residents according to the 1990 Census.

What is the median household income in Delaware County, Ohio?

The typical household in Delaware County, Ohio earns about $37,896 a year. Half of households make more than that, and half make less.

Is Delaware County, Ohio expensive?

In Delaware County, Ohio, the median home is worth about $95,700, and the typical rent is about $426 a month.

How educated are people in Delaware County, Ohio?

About 26.4% of adults age 25 and over in Delaware County, Ohio hold a bachelor's degree or higher.

What is the poverty rate in Delaware County, Ohio?

About 5.7% of people in Delaware County, Ohio live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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