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CITY

Onslow

Iowa · 197 residents (2025 est.) · 0.194 sq mi
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The short version

Onslow has lower-than-average household income, with a median household income of $65,313. Population has grown 27% since 2000. 15% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $100,000. At a median age of 30.0, residents skew younger than the country as a whole.

At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 30.0
US median: 38.9
Less educated
15% 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
284
+27%since 2000
from 223 in 2000
1990 – 2025
Population density
1,464 / sq mi
+27%since 2000
from 1,149 / sq mi in 2000
US average: 281
Median age
30.0
−21%since 2000
from 37.9 in 2000
US average: 38.9

PEP 2025 EST:197 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
1712112522923331990201020202024Onslow
2024284
1990201020202024
Section 02

Income & economy

Median household income
$65,313
+47%inflation adjusted, since 2000
from $24,375 in 2000
US average: $82,259
1990 – 2024
Per capita income
$23,210
+95%since 2000
from $11,916 in 2000
US average: $44,673
Households earning $100K+
40.6%
+35.0 ptssince 2009
from 5.6% in 2009
US average: 53.3%
Poverty rate
29.2%
+9.9 ptssince 2000
from 19.4% in 2000
US average: 12.5%
Income inequality (Gini)
0.374
+14%since 2010
from 0.329 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade31.1%
US avg: 9.9%
Wholesale trade10.9%
US avg: 6.9%
Information10.9%
US avg: 10.8%
Other services8.4%
US avg: 6.7%
Public administration8.4%
US avg: 4.8%
Arts, entertainment, food4.2%
US avg: 1.9%
Agriculture, forestry, fishing1.7%
US avg: 1.6%
Construction1.7%
US avg: 1.2%
Finance & insurance1.7%
US avg: 5.9%
Professional, scientific, technical1.7%
US avg: 5.1%
Manufacturing0%
US avg: 0.4%
Transportation & warehousing0%
US avg: 2.2%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$100,000
+16%inflation adjusted, since 2000
from $47,500 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,250
+57%inflation adjusted, since 2000
from $438 in 2000
US average: $1,442
Owner-occupied
79.2%
−1.0 ptssince 2000
from 80.2% in 2000
20.8% rent
Vacancy rate
14.3%
+7.0 ptssince 2009
from 7.3% in 2009
US average: 10.0%
Owner cost-burdened
34.2%
+26.7 ptssince 2009
from 7.5% in 2009
US average: 22.9%
Renter cost-burdened
20.0%
−16.4 ptssince 2009
from 36.4% in 2009
US average: 47.4%
Afford Score
1.5
−21%since 2000
from 1.9 in 2000
1990 – 2024
Gentrification Score
30
RELATED:See current rent listings in Onslow on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic99.6%(222)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
Diversity Score0%(0)
2024
White, non-Hispanic90.8%(258)
Black4.6%(13)
Hispanic / Latino2.8%(8)
Asian0%(0)
Other1.8%(5)
Diversity Score21.4%(61)
Diversity Score
21
from 0 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
14.8%
+11.2 ptssince 2000
from 3.5% in 2000
US average: 35.6%
High school or higher
99.3%
+11.3 ptssince 2000
from 88.0% in 2000
US average: 89.6%
Graduate degree
4.0%
+4.0 ptssince 2000
from 0.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
30.3 min
+14%since 2000
from 26.5 min in 2000
US average: 26.5
Drive alone to work
84.9%
+14.7 ptssince 2009
from 70.2% in 2009
US average: 68.9%
Carpooled to work
12.6%
−10.8 ptssince 2009
from 23.4% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
2.5%
+2.5 ptssince 2009
from 0.0% in 2009
US average: 15.0%
Walked to work
0.0%
−5.3 ptssince 2009
from 5.3% 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
0.0%
−5.6 ptssince 2009
from 5.6% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
0.0%
−5.4 ptssince 2011
from 5.4% in 2011
US average: 5.2%
Labor force participation
65.0%
−7.2 ptssince 2011
from 72.3% in 2011
US average: 63.5%
Self-employed
7.6%
−0.9 ptssince 2009
from 8.5% in 2009
US average: 13.1%
Management & professional
32.8%
−27.9 ptssince 2009
from 60.6% in 2009
US average: 42.5%
Section 08

People & community

Male
49.6%
−3.9 ptssince 2009
from 53.6% in 2009
Female
50.4%
+3.9 ptssince 2009
from 46.4% in 2009
Foreign born
0.0%
−1.9 ptssince 2009
from 1.9% in 2009
US average: 14.1%
Veterans
5.2%
−49.5 ptssince 2009
from 54.7% in 2009
US average: 6.2%
With a disability
23.6%
+12.0 ptssince 2012
from 11.6% in 2012
US average: 13.3%
Uninsured
4.6%
−85.1 ptssince 2013
from 89.7% in 2013
US average: 8.4%
Broadband at home
92.7%
+32.1 ptssince 2017
from 60.6% in 2017
US average: 91.0%
English only at home
100.0%
+4.8 ptssince 2016
from 95.2% in 2016
US average: 77.7%
Spanish at home
0.0%
−2.7 ptssince 2016
from 2.7% in 2016
US average: 13.6%
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Frequently asked

How many people live in Onslow, Iowa?

Onslow, Iowa has about 284 residents according to the 2024 American Community Survey.

What is the median household income in Onslow, Iowa?

The typical household in Onslow, Iowa earns about $65,313 a year. Half of households make more than that, and half make less.

Is Onslow, Iowa expensive?

In Onslow, Iowa, the median home is worth about $100,000, and the typical rent is about $1,250 a month.

How educated are people in Onslow, Iowa?

About 14.8% of adults age 25 and over in Onslow, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Onslow, Iowa?

About 29.2% of people in Onslow, Iowa live below the federal poverty line.

Has Onslow, Iowa grown since 1990?

Yes, Onslow, Iowa has grown since 1990. The population has added about 72 residents, a change of about 34 percent over that period.

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

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