United States › Iowa › Delaware County COUNTY · 1990 CENSUS
Delaware County Iowa · 18,035 residents · 578 sq mi
Time machine
COMPARE TO 2000 Census 2009 ACS 2010 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
With 18,035 people, Delaware County is a county in Iowa. Median home value sits at $44,400. Owners hold 76% of the housing stock. 11% of adults hold a bachelor's degree or higher. The average commute runs 32 minutes. Median rent is $283 a month.
At a glance
Lower income
below the US median
US median: $30,130
Mid-age
median age 32.5
US median: 33.0
Less educated
11% hold a bachelor's degree
US average: 20%
More affordable
home values down 30%, inflation adjusted
US median home: $93,722
Section 01
Population & growth vs 37.1 in 2000
US average: 33.0
Population, 1990 – 2024
17K 17K 18K 18K 19K 1990 2000 2010 2020 2024 Delaware County Age distribution, 1990
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $25,757
−9%inflation adjusted, since 2000
vs $37,168 in 2000
US average: $30,130
vs $17,327 in 2000
US average: $14,340
vs 7.9% in 2000
US average: 13.2%
$44,400
−30%inflation adjusted, since 2000
vs $83,900 in 2000
US average: $93,722
$283
+1%inflation adjusted, since 2000
vs $370 in 2000
US average: $450
vs 77.8% in 2000
24.3% rent
Section 04
Race & ethnicity 2000
White, non-Hispanic 98.8%(18,179)
Hispanic / Latino 0.7%(121)
1990
White, non-Hispanic 99.6%(17,957)
Hispanic / Latino 0.4%(81)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 15 more ancestry groups with data vs 13.0% in 2000
US average: 20.3%
High school or higher
vs 85.1% in 2000
US average: 75.2%
vs 3.1% in 2000
US average: 7.1%
Section 06
Commute & transportation vs 15.9 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.
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.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
Places similar to Delaware County Head to head
Compare Delaware County to nearby counties DELAWARE COUNTY VS
Buchanan County
Income $78,236 +204%
Home value $176,000 +296%
Population 20,883 +18%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Dubuque County
Income $77,630 +201%
Home value $237,300 +434%
Population 99,381 +462%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Clayton County
Income $67,242 +161%
Home value $168,500 +280%
Population 16,845 −5%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Jones County
Income $73,531 +185%
Home value $184,800 +316%
Population 21,253 +20%
SEE FULL COMPARISON →
Frequently asked
How many people live in Delaware County, Iowa? Delaware County, Iowa has about 18,035 residents according to the 1990 Census.
What is the median household income in Delaware County, Iowa? The typical household in Delaware County, Iowa earns about $25,757 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 $44,400, and the typical rent is about $283 a month.
How educated are people in Delaware County, Iowa? About 11.0% 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 12.8% of people in Delaware County, Iowa live below the federal poverty line.
Keep going
Explore from here 