United States › Iowa › Delaware County COUNTY · 2010 ACS
Delaware County Iowa · 17,764 residents · 578 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Delaware County is home to 17,764 people in Iowa. 80% of homes are owner-occupied. 15% of adults hold a bachelor's degree, below the 28% national rate. At a median age of 42.1, this is an older place than the country as a whole. The foreign-born share is 0%. Median home value sits at $113,700.
At a glance
Lower income
below the US median
US median: $52,703
Older
median age 42.1
US median: 37.2
Less educated
15% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01
Population & growth from 37.1 in 2000
US average: 37.2
Population, 1990 – 2024
17K 17K 18K 18K 19K 1990 2000 2010 2020 2024 Delaware County Age distribution, 2010
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Section 02
Income & economy $47,078
Unchangedinflation adjusted, since 2000
from $37,168 in 2000
US average: $52,703
from $17,327 in 2000
US average: $27,286
Households earning $100K+
from 24.2% in 2009
US average: 33.3%
from 7.9% in 2000
US average: 13.8%
Workforce by industry, 2010
Agriculture, forestry, fishing 9.3%
Professional, scientific, technical 4.2%
Transportation & warehousing 3.6%
Public administration 3.1%
Arts, entertainment, food 2.1%
Education & health services 0.3%
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$113,700
+7%inflation adjusted, since 2000
from $83,900 in 2000
US average: $225,659
$481
+3%inflation adjusted, since 2000
from $370 in 2000
US average: $853
from 77.8% in 2000
20.2% rent
from 9.5% in 2009
US average: 12.1%
2.42 people
Unchangedsince 2009
from 2.41 people in 2009
US average: 2.60
from 23.5% in 2009
US average: 30.9%
from 19.6% in 2009
US average: 46.8%
from 2.2 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 98.8%(18,179)
Hispanic / Latino 0.7%(121)
2010
White, non-Hispanic 98%(17,408)
Hispanic / Latino 0.8%(139)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 15 more ancestry groups with data from 13.0% in 2000
US average: 27.9%
High school or higher
from 85.1% in 2000
US average: 84.9%
from 3.1% in 2000
US average: 10.2%
Section 06
Commute & transportation from 15.9 min in 2000
US average: 25.2
from 76.0% in 2009
US average: 76.2%
from 10.1% in 2009
US average: 10.4%
from 0.1% in 2009
US average: 4.7%
from 9.6% in 2009
US average: 4.1%
from 3.1% in 2009
US average: 2.8%
from 0.2% in 2009
US average: 0.5%
from 2.1% in 2009
US average: 8.7%
Section 07
Work & employment from 10.3% in 2009
US average: 12.9%
from 30.2% in 2009
US average: 35.2%
Section 08
People & community from 0.3% in 2009
US average: 12.8%
from 10.5% in 2009
US average: 9.9%
Marital status (2024)
Men 15+
Never married 25.7%(1,854)
Women 15+
Never married 20.6%(1,448)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 5.8% in 2013
US average: 8.4%
from 59.0% in 2020
US average: 54.8%
Direct-purchase
from 23.4% in 2020
US average: 13.8%
from 19.4% in 2020
US average: 18.4%
from 14.3% in 2020
US average: 20.9%
VA health care
from 1.8% in 2020
US average: 2.2%
Any private
from 80.5% in 2020
US average: 67.1%
Any public
from 31.0% 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) 7.4%(63)
Gulf War (1990s) 17.2%(147)
Share of the 853 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 Delaware County Head to head
Compare Delaware County to nearby counties DELAWARE COUNTY VS
Buchanan County
Income $78,236 +66%
Home value $176,000 +55%
Population 20,883 +18%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Dubuque County
Income $77,630 +65%
Home value $237,300 +109%
Population 99,381 +462%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Clayton County
Income $67,242 +43%
Home value $168,500 +48%
Population 16,845 −5%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Jones County
Income $73,531 +56%
Home value $184,800 +63%
Population 21,253 +20%
SEE FULL COMPARISON →
Frequently asked
How many people live in Delaware County, Iowa? Delaware County, Iowa has about 17,764 residents according to the 2010 American Community Survey.
What is the median household income in Delaware County, Iowa? The typical household in Delaware County, Iowa earns about $47,078 a year. Half of households make more than that, and half make less.
Is Delaware County, Iowa expensive? In Delaware County, Iowa, the median home is worth about $113,700, and the typical rent is about $481 a month.
How educated are people in Delaware County, Iowa? About 14.6% of adults age 25 and over in Delaware County, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Delaware County, Iowa? About 8.8% of people in Delaware County, Iowa live below the federal poverty line.
Has Delaware County, Iowa grown since 1990? Yes, Delaware County, Iowa has shrunk since 1990. The population has lost about 271 residents, a change of about -2 percent over that period.
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