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CITY

Williamson

Iowa · 128 residents (2025 est.) · 0.381 sq mi
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The short version

Williamson has notably lower household income than the US average, with a median household income of $45,000. Population has grown 17% since 2000. 0% of adults hold a bachelor's degree or higher, below the national rate of 36%. The poverty rate of 35.8% is well above the national figure. Households here earn about 40% less than the Iowa median.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 43.8
US median: 38.9
Less educated
0% hold a bachelor's degree
US average: 36%
Owner-heavy
78% owner-occupied
US average: 65%
Section 01

Population & growth

Total population
190
+17%since 2000
from 163 in 2000
1990 – 2025
Population density
499 / sq mi
+17%since 2000
from 428 / sq mi in 2000
US average: 281
Median age
43.8
+12%since 2000
from 39.1 in 2000
US average: 38.9

PEP 2025 EST:128 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
961321682042401990201020202024Williamson
2024190
1990201020202024
Section 02

Income & economy

Median household income
$45,000
+24%inflation adjusted, since 2000
from $20,000 in 2000
US average: $82,259
1990 – 2024
Per capita income
$19,412
+86%since 2000
from $10,456 in 2000
US average: $44,673
Households earning $100K+
26.9%
+7.9 ptssince 2009
from 19.0% in 2009
US average: 53.3%
Poverty rate
35.8%
+9.6 ptssince 2000
from 26.2% in 2000
US average: 12.5%
Income inequality (Gini)
0.395
−7%since 2010
from 0.425 in 2010
US average: 0.476
Workforce by industry, 2024
Information16.9%
US avg: 10.8%
Agriculture, forestry, fishing10.8%
US avg: 1.6%
Construction10.8%
US avg: 1.2%
Retail trade10.8%
US avg: 9.9%
Finance & insurance9.2%
US avg: 5.9%
Professional, scientific, technical9.2%
US avg: 5.1%
Wholesale trade6.2%
US avg: 6.9%
Other services4.6%
US avg: 6.7%
Public administration4.6%
US avg: 4.8%
Transportation & warehousing3.1%
US avg: 2.2%
Manufacturing0%
US avg: 0.4%
Education & health services0%
US avg: 0.9%
Arts, entertainment, food0%
US avg: 1.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median gross rent
$631
+7%inflation adjusted, since 2000
from $325 in 2000
US average: $1,442
Owner-occupied
78.2%
−3.5 ptssince 2000
from 81.7% in 2000
21.8% rent
Vacancy rate
24.3%
+16.1 ptssince 2009
from 8.1% in 2009
US average: 10.0%
Owner cost-burdened
23.0%
+8.4 ptssince 2009
from 14.5% in 2009
US average: 22.9%
Renter cost-burdened
5.9%
−6.6 ptssince 2009
from 12.5% in 2009
US average: 47.4%
RELATED:See current rent listings in Williamson on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic100%(163)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
Diversity Score0%(0)
2024
White, non-Hispanic93.2%(177)
Black0%(0)
Hispanic / Latino6.3%(12)
Asian0.5%(1)
Other0%(0)
Diversity Score16%(30)
Diversity Score
16
from 0 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
0.0%
−1.8 ptssince 2000
from 1.8% in 2000
US average: 35.6%
High school or higher
87.3%
+10.9 ptssince 2000
from 76.4% in 2000
US average: 89.6%
Graduate degree
0.0%
Unchangedsince 2000
from 0.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
34.8 min
+42%since 2000
from 24.5 min in 2000
US average: 26.5
Drive alone to work
80.0%
+7.7 ptssince 2009
from 72.3% in 2009
US average: 68.9%
Carpooled to work
20.0%
+11.5 ptssince 2009
from 8.5% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 15.0%
Walked to work
0.0%
−19.1 ptssince 2009
from 19.1% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
6.4%
+6.4 ptssince 2009
from 0.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
8.5%
−6.2 ptssince 2011
from 14.7% in 2011
US average: 5.2%
Labor force participation
50.0%
−9.5 ptssince 2011
from 59.5% in 2011
US average: 63.5%
Self-employed
0.0%
−5.7 ptssince 2009
from 5.7% in 2009
US average: 13.1%
Management & professional
24.6%
−28.2 ptssince 2009
from 52.8% in 2009
US average: 42.5%
Section 08

People & community

Male
57.4%
−0.7 ptssince 2009
from 58.1% in 2009
Female
42.6%
+0.7 ptssince 2009
from 41.9% in 2009
Foreign born
10.0%
+10.0 ptssince 2009
from 0.0% in 2009
US average: 14.1%
Veterans
4.3%
−59.5 ptssince 2009
from 63.9% in 2009
US average: 6.2%
With a disability
15.8%
+3.0 ptssince 2012
from 12.8% in 2012
US average: 13.3%
Uninsured
6.8%
−69.4 ptssince 2013
from 76.2% in 2013
US average: 8.4%
Broadband at home
91.0%
+16.0 ptssince 2017
from 75.0% in 2017
US average: 91.0%
English only at home
89.2%
+9.2 ptssince 2016
from 80.0% in 2016
US average: 77.7%
Spanish at home
6.0%
+6.0 ptssince 2016
from 0.0% in 2016
US average: 13.6%
Drill deeper

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Head to head

Compare Williamson to nearby cities

WILLIAMSON VS
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Income$75,453+68%
Home value$237,500
Population16,829+13048%
SEE FULL COMPARISON →
WILLIAMSON VS
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WILLIAMSON VS
Oskaloosa
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Home value$153,300
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WILLIAMSON VS
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Income$102,722+128%
Home value$303,100
Population15,004+11622%
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Frequently asked

How many people live in Williamson, Iowa?

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

What is the median household income in Williamson, Iowa?

The typical household in Williamson, Iowa earns about $45,000 a year. Half of households make more than that, and half make less.

Is Williamson, Iowa expensive?

In Williamson, Iowa, the typical rent is about $631 a month.

How educated are people in Williamson, Iowa?

About 0.0% of adults age 25 and over in Williamson, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Williamson, Iowa?

About 35.8% of people in Williamson, Iowa live below the federal poverty line.

Has Williamson, Iowa grown since 1990?

Yes, Williamson, Iowa has grown since 1990. The population has added about 27 residents, a change of about 17 percent over that period.

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

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