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CITY

Decatur

Iowa · 178 residents (2025 est.) · 0.378 sq mi
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The short version

Decatur has notably lower household income than the US average, with a median household income of $45,781. Population has grown 17% since 2023. 10% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value is $101,000. At a median age of 33.5, residents skew younger than the country as a whole. Households here earn about 39% less than the Iowa median.

At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 33.5
US median: 38.9
Less educated
10% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
190
+17%since 2023
from 163 in 2023
2023 – 2025
Population density
503 / sq mi
+17%since 2023
from 431 / sq mi in 2023
US average: 281
Median age
33.5
−14%since 2023
from 38.8 in 2023
US average: 38.9

PEP 2025 EST:178 residents (Census Bureau Vintage 2025, released March 2026)

Population, 2023 – 2024
16016817718519320232024Decatur
2024190
20232024
Section 02

Income & economy

Median household income
$45,781
+32%inflation adjusted, since 2023
from $33,750 in 2023
US average: $82,259
2023 – 2024
Per capita income
$22,164
+13%since 2023
from $19,577 in 2023
US average: $44,673
Households earning $100K+
29.3%
+8.1 ptssince 2023
from 21.2% in 2023
US average: 53.3%
Poverty rate
28.4%
−2.9 ptssince 2023
from 31.3% in 2023
US average: 12.5%
Income inequality (Gini)
0.414
+1%since 2023
from 0.411 in 2023
US average: 0.476
Workforce by industry, 2024
Retail trade12.8%
US avg: 9.9%
Wholesale trade9.2%
US avg: 6.9%
Agriculture, forestry, fishing7.3%
US avg: 1.6%
Construction5.5%
US avg: 1.2%
Information5.5%
US avg: 10.8%
Other services5.5%
US avg: 6.7%
Public administration5.5%
US avg: 4.8%
Transportation & warehousing3.7%
US avg: 2.2%
Manufacturing1.8%
US avg: 0.4%
Finance & insurance0.9%
US avg: 5.9%
Professional, scientific, technical0.9%
US avg: 5.1%
Education & health services0%
US avg: 0.9%
Arts, entertainment, food0%
US avg: 1.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$101,000
+17%inflation adjusted, since 2023
from $84,200 in 2023
US average: $376,019
2023 – 2024
Owner-occupied
98.7%
+3.2 ptssince 2023
from 95.5% in 2023
1.3% rent
Vacancy rate
33.0%
+4.0 ptssince 2023
from 29.0% in 2023
US average: 10.0%
Owner cost-burdened
21.6%
−5.4 ptssince 2023
from 27.0% in 2023
US average: 22.9%
Renter cost-burdened
100.0%
Unchangedsince 2023
from 100.0% in 2023
US average: 47.4%
Afford Score
2.2
−12%since 2023
from 2.5 in 2023
2023 – 2024
RELATED:See current rent listings in Decatur on RentDataNow
Section 04

Race & ethnicity

2023
White, non-Hispanic87.1%(142)
Black0%(0)
Hispanic / Latino4.3%(7)
Asian0%(0)
Other8.6%(14)
Diversity Score29%(47)
2024
White, non-Hispanic88.4%(168)
Black0%(0)
Hispanic / Latino5.3%(10)
Asian0%(0)
Other6.3%(12)
Diversity Score26.4%(50)
Diversity Score
26
−9%since 2023
from 29 in 2023
2023 – 2024
Section 05

Education

Bachelor's degree or higher
9.7%
+6.3 ptssince 2023
from 3.4% in 2023
US average: 35.6%
High school or higher
87.4%
+3.1 ptssince 2023
from 84.3% in 2023
US average: 89.6%
Graduate degree
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 14.0%
Section 06

Commute & transportation

Average commute
38.0 min
−1%since 2023
from 38.3 min in 2023
US average: 26.5
Drive alone to work
84.5%
−10.2 ptssince 2023
from 94.7% in 2023
US average: 68.9%
Carpooled to work
12.6%
+8.6 ptssince 2023
from 4.0% in 2023
US average: 8.5%
Public transit
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 3.2%
Worked from home
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 15.0%
Walked to work
2.9%
+1.6 ptssince 2023
from 1.3% in 2023
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 0.4%
No vehicle available
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 8.3%
Section 07

Work & employment

Unemployment rate
0.9%
−0.3 ptssince 2023
from 1.3% in 2023
US average: 5.2%
Labor force participation
72.4%
+12.2 ptssince 2023
from 60.2% in 2023
US average: 63.5%
Self-employed
6.4%
+3.9 ptssince 2023
from 2.5% in 2023
US average: 13.1%
Management & professional
22.9%
+0.2 ptssince 2023
from 22.8% in 2023
US average: 42.5%
Section 08

People & community

Male
45.3%
+0.5 ptssince 2023
from 44.8% in 2023
Female
54.7%
−0.5 ptssince 2023
from 55.2% in 2023
Foreign born
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 14.1%
Veterans
5.9%
+0.7 ptssince 2023
from 5.3% in 2023
US average: 6.2%
With a disability
15.3%
−2.5 ptssince 2023
from 17.8% in 2023
US average: 13.3%
Uninsured
0.0%
−3.1 ptssince 2023
from 3.1% in 2023
US average: 8.4%
Broadband at home
90.7%
+4.3 ptssince 2023
from 86.4% in 2023
US average: 91.0%
English only at home
97.1%
−0.9 ptssince 2023
from 98.0% in 2023
US average: 77.7%
Spanish at home
1.7%
+1.1 ptssince 2023
from 0.7% in 2023
US average: 13.6%
Drill deeper

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Frequently asked

How many people live in Decatur, Iowa?

Decatur, Iowa has about 190 residents according to the 2024 American Community Survey.

What is the median household income in Decatur, Iowa?

The typical household in Decatur, Iowa earns about $45,781 a year. Half of households make more than that, and half make less.

Is Decatur, Iowa expensive?

In Decatur, Iowa, the median home is worth about $101,000.

How educated are people in Decatur, Iowa?

About 9.7% of adults age 25 and over in Decatur, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Decatur, Iowa?

About 28.4% of people in Decatur, 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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