CensusEasy
COUNTY · 2000 CENSUS

Delaware County

Iowa · 18,404 residents · 577.684 sq mi
Time machine
COMPARE TO
Compare
The short version

Delaware County has lower-than-average household income, with a median household income of $37,168. Population has held roughly steady since 1990. 13% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has more than doubled since 1990, reaching $83,900.

At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 37.1
US median: 35.2
Less educated
13% hold a bachelor's degree
US average: 24%
Less affordable
home values up 43%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
18,404
+2%since 1990
from 18,035 in 1990
1990 – 2025
Population density
32 / sq mi
+2%since 1990
from 31 / sq mi in 1990
US average: 242
Median age
37.1
+14%since 1990
from 32.5 in 1990
US average: 35.2
Population, 1990 – 2024
17K17K18K18K19K1990201020202024Delaware County
202418K
1990201020202024
Section 02

Income & economy

Median household income
$37,168
+10%inflation adjusted, since 1990
from $25,757 in 1990
US average: $42,589
1990 – 2024
Per capita income
$17,327
+50%since 1990
from $11,515 in 1990
US average: $21,522
Poverty rate
7.9%
−4.9 ptssince 1990
from 12.8% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$83,900
+43%inflation adjusted, since 1990
from $44,400 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$370
−1%inflation adjusted, since 1990
from $283 in 1990
US average: $602
Owner-occupied
77.8%
+2.1 ptssince 1990
from 75.7% in 1990
22.2% rent
Afford Score
2.3
+31%since 1990
from 1.7 in 1990
1990 – 2024
RELATED:See current rent listings in Delaware County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic99.6%(17,957)
Black0%(4)
Hispanic / Latino0.4%(81)
Asian0.3%(48)
Diversity Score2.2%(393)
2000
White, non-Hispanic98.8%(18,179)
Black0.1%(12)
Hispanic / Latino0.7%(121)
Asian0.1%(26)
Diversity Score2.2%(396)
Diversity Score
2
−1%since 1990
from 2 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
13.0%
+2.0 ptssince 1990
from 11.0% in 1990
US average: 24.4%
High school or higher
85.1%
+6.8 ptssince 1990
from 78.3% in 1990
US average: 80.3%
Graduate degree
3.1%
+0.3 ptssince 1990
from 2.9% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
15.9 min
−50%since 1990
from 31.6 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.

Drill deeper

Places similar to Delaware County

Inyo County
Pop 18,158
Bethel Census Area
Pop 18,391
Oglethorpe County
Pop 16,415
Crawford County
Pop 18,648
Places similar to Delaware County
Head to head

Compare Delaware County to nearby counties

DELAWARE COUNTY VS
Buchanan County
Income$78,236+110%
Home value$176,000+110%
Population20,883+18%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Dubuque County
Income$77,630+109%
Home value$237,300+183%
Population99,381+462%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Clayton County
Income$67,242+81%
Home value$168,500+101%
Population16,845−5%
SEE FULL COMPARISON →
DELAWARE COUNTY VS
Jones County
Income$73,531+98%
Home value$184,800+120%
Population21,253+20%
SEE FULL COMPARISON →
Frequently asked

How many people live in Delaware County, Iowa?

Delaware County, Iowa has about 18,404 residents according to the 2000 Census.

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

The typical household in Delaware County, Iowa earns about $37,168 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 $83,900, and the typical rent is about $370 a month.

How educated are people in Delaware County, Iowa?

About 13.0% 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 7.9% of people in Delaware County, Iowa live below the federal poverty line.

Has Delaware County, Iowa grown since 1990?

Yes, Delaware County, Iowa has grown since 1990. The population has added about 369 residents, a change of about 2 percent over that period.

Keep going

Explore from here

4 census tracts
Census Tract 9503Census Tract 9504Census Tract 9501Census Tract 9502
9 ZIP codes
ZIP 52057ZIP 52040ZIP 52237ZIP 52041ZIP 52223ZIP 52330ZIP 52038ZIP 52050ZIP 52036
Up the hierarchy
All counties in Iowa
Rankings
Highest income countiesLowest poverty counties

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

How we source and harmonize this data →