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CITY · 1990 CENSUS

Marengo

Iowa · 2,270 residents · 2.115 sq mi
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The short version

Marengo has lower-than-average household income, with a median household income of $23,146. Population has declined 10% since 2000. 11% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $36,900. With a median age of 38.8, the population is older than the US median of 33.0.

At a glance
Lower income
below the US median
US median: $30,130
Older
median age 38.8
US median: 33.0
Less educated
11% hold a bachelor's degree
US average: 20%
More affordable
home values down 32%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

2,270
−10%vs 2000
vs 2,535 in 2000
1990 – 2025
1,073 / sq mi
−10%vs 2000
vs 1,199 / sq mi in 2000
US average: 221
38.8
+1%vs 2000
vs 38.2 in 2000
US average: 33.0
Population, 19902024
2K2K3K3K3K1990201020202024Marengo
20243K
1990201020202024
Section 02

Income & economy

$23,146
−16%inflation adjusted, since 2000
vs $36,509 in 2000
US average: $30,130
1990 – 2024
$11,695
−33%vs 2000
vs $17,425 in 2000
US average: $14,340
10.8%
+3.5 ptsvs 2000
vs 7.3% in 2000
US average: 13.2%
Section 03

Housing

$36,900
−32%inflation adjusted, since 2000
vs $71,800 in 2000
US average: $93,722
1990 – 2024
$280
−5%inflation adjusted, since 2000
vs $387 in 2000
US average: $450
74.0%
+1.6 ptsvs 2000
vs 72.5% in 2000
26.0% rent
1.6
−19%vs 2000
vs 2.0 in 2000
1990 – 2024
RELATED:See current rent listings in Marengo on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.4%(2,470)
Black0.3%(7)
Hispanic / Latino1.1%(29)
Asian0.7%(17)
Other0%
Diversity Score5.2%(131)
1990
White, non-Hispanic98.9%(2,245)
Black0.3%(6)
Hispanic / Latino0%(0)
Asian0.7%(15)
Other0.2%(4)
Diversity Score2.7%(62)
3
−47%vs 2000
vs 5 in 2000
1990 – 2024
Section 05

Education

11.1%
+2.0 ptsvs 2000
vs 9.2% in 2000
US average: 20.3%
High school or higher
76.1%
−10.4 ptsvs 2000
vs 86.5% in 2000
US average: 75.2%
3.8%
+0.8 ptsvs 2000
vs 3.0% in 2000
US average: 7.1%
Section 06

Commute & transportation

18.4 min
+25%vs 2000
vs 14.8 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 Marengo, Iowa?

Marengo, Iowa has about 2,270 residents according to the 1990 Census.

What is the median household income in Marengo, Iowa?

The typical household in Marengo, Iowa earns about $23,146 a year. Half of households make more than that, and half make less.

Is Marengo, Iowa expensive?

In Marengo, Iowa, the median home is worth about $36,900, and the typical rent is about $280 a month.

How educated are people in Marengo, Iowa?

About 11.1% of adults age 25 and over in Marengo, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Marengo, Iowa?

About 10.8% of people in Marengo, 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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