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COUNTY · 1990 CENSUS

Carroll County

Iowa · 21,423 residents · 569.453 sq mi
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The short version

Carroll County has lower-than-average household income, with a median household income of $24,391. Population has held roughly steady since 2000. 11% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $41,500.

At a glance
Lower income
below the US median
US median: $30,130
Mid-age
median age 34.2
US median: 33.0
Less educated
11% hold a bachelor's degree
US average: 20%
More affordable
home values down 29%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

21,423
Unchangedvs 2000
vs 21,421 in 2000
1990 – 2025
38 / sq mi
Unchangedvs 2000
vs 38 / sq mi in 2000
US average: 221
34.2
−12%vs 2000
vs 38.7 in 2000
US average: 33.0
Population, 19902024
20K21K21K21K22K1990201020202024Carroll County
202421K
1990201020202024
Section 02

Income & economy

$24,391
−14%inflation adjusted, since 2000
vs $37,275 in 2000
US average: $30,130
1990 – 2024
$11,301
−39%vs 2000
vs $18,595 in 2000
US average: $14,340
10.6%
+4.1 ptsvs 2000
vs 6.5% in 2000
US average: 13.2%
Section 03

Housing

$41,500
−29%inflation adjusted, since 2000
vs $77,500 in 2000
US average: $93,722
1990 – 2024
$283
−7%inflation adjusted, since 2000
vs $403 in 2000
US average: $450
73.4%
−1.0 ptsvs 2000
vs 74.4% in 2000
26.6% rent
1.7
−18%vs 2000
vs 2.1 in 2000
1990 – 2024
RELATED:See current rent listings in Carroll County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic98.6%(21,119)
Black0.2%(35)
Hispanic / Latino0.5%(115)
Asian0.3%(72)
Other0%
Diversity Score2.6%(553)
1990
White, non-Hispanic99.7%(21,354)
Black0%(8)
Hispanic / Latino0.2%(37)
Asian0.2%(35)
Other0.1%(26)
Diversity Score1.2%(264)
1
−52%vs 2000
vs 3 in 2000
1990 – 2024
Section 05

Education

11.3%
−4.7 ptsvs 2000
vs 16.0% in 2000
US average: 20.3%
High school or higher
74.6%
−9.1 ptsvs 2000
vs 83.7% in 2000
US average: 75.2%
3.0%
−0.5 ptsvs 2000
vs 3.5% in 2000
US average: 7.1%
Section 06

Commute & transportation

21.6 min
+97%vs 2000
vs 10.9 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.

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Frequently asked

How many people live in Carroll County, Iowa?

Carroll County, Iowa has about 21,423 residents according to the 1990 Census.

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

The typical household in Carroll County, Iowa earns about $24,391 a year. Half of households make more than that, and half make less.

Is Carroll County, Iowa expensive?

In Carroll County, Iowa, the median home is worth about $41,500, and the typical rent is about $283 a month.

How educated are people in Carroll County, Iowa?

About 11.3% of adults age 25 and over in Carroll County, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Carroll County, Iowa?

About 10.6% of people in Carroll County, Iowa 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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