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CITY · 2000 CENSUS

Decorah

Iowa · 8,172 residents · 7.243 sq mi
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The short version

Decorah has lower-than-average household income, with a median household income of $37,485. Population has held roughly steady since 1990. Median home value has risen by half since 1990, reaching $97,100. At a median age of 29.8, residents skew younger than the country as a whole.

At a glance
Lower income
below the US median
US median: $42,589
Younger
median age 29.8
US median: 35.2
More educated
31% hold a bachelor's degree
US average: 24%
Less affordable
home values up 27%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

8,172
+1%since 1990
from 8,063 in 1990
1990 – 2025
1,128 / sq mi
+1%since 1990
from 1,113 / sq mi in 1990
US average: 242
29.8
+3%since 1990
from 29.0 in 1990
US average: 35.2
Population, 19902024
7K8K8K8K8K1990201020202024Decorah
20248K
1990201020202024
Section 02

Income & economy

$37,485
+11%inflation adjusted, since 1990
from $25,660 in 1990
US average: $42,589
1990 – 2024
$16,351
+48%since 1990
from $11,011 in 1990
US average: $21,522
8.0%
−3.9 ptssince 1990
from 11.8% in 1990
US average: 12.4%
Section 03

Housing

$97,100
+27%inflation adjusted, since 1990
from $58,000 in 1990
US average: $120,530
1990 – 2024
$410
+7%inflation adjusted, since 1990
from $292 in 1990
US average: $602
63.5%
+1.5 ptssince 1990
from 62.1% in 1990
36.5% rent
2.6
+15%since 1990
from 2.3 in 1990
1990 – 2024
RELATED:See current rent listings in Decorah on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic97.3%(7,846)
Black0.2%(17)
Hispanic / Latino0.2%(14)
Asian2.3%(183)
Diversity Score7%(563)
2000
White, non-Hispanic95.3%(7,784)
Black1.1%(92)
Hispanic / Latino1.3%(106)
Asian1.6%(130)
Diversity Score9.8%(804)
10
+41%since 1990
from 7 in 1990
1990 – 2024
Section 05

Education

30.6%
+2.4 ptssince 1990
from 28.3% in 1990
US average: 24.4%
High school or higher
84.7%
+4.7 ptssince 1990
from 80.0% in 1990
US average: 80.3%
11.6%
+2.3 ptssince 1990
from 9.3% in 1990
US average: 8.8%
Section 06

Commute & transportation

10.8 min
−13%since 1990
from 12.4 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.

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Frequently asked

How many people live in Decorah, Iowa?

Decorah, Iowa has about 8,172 residents according to the 2000 Census.

What is the median household income in Decorah, Iowa?

The typical household in Decorah, Iowa earns about $37,485 a year. Half of households make more than that, and half make less.

Is Decorah, Iowa expensive?

In Decorah, Iowa, the median home is worth about $97,100, and the typical rent is about $410 a month.

How educated are people in Decorah, Iowa?

About 30.6% of adults age 25 and over in Decorah, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Decorah, Iowa?

About 8.0% of people in Decorah, Iowa live below the federal poverty line.

Has Decorah, Iowa grown since 1990?

Yes, Decorah, Iowa has grown since 1990. The population has added about 109 residents, a change of about 1 percent over that period.

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

How we source and harmonize this data →