Oskaloosa, Iowa Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Oskaloosa, Iowa is 11,492 as of the 2023 American Community Survey, making it the 34th-largest city in Iowa. The median household income is $62,172, the median home value is $128,900, and the median age is 37.9.
The population has grown 0.5% since 2010 (11,518 → 11,575).
11,492
Population
1426
People / sq mi
$62,172
Median Income
$128,900
Median Home Value
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Oskaloosa covers 8.1 sq mi of land at 1426 people per square mile.
About Oskaloosa, IA
Housing cost is the defining feature of Oskaloosa: the median home is valued at $128,900. With 11,492 residents, Oskaloosa is a city in Iowa. It ranks #34 among cities in Iowa by population.
The typical household earns $62,172, below the US median of $78,538. Poverty runs at 8.3%, below the national 12.4%. Housing costs are among the lowest of comparable places: a median home value of $128,900, with typical rent around $880.
26.0% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Most workers commute: only 5.5% work from home, below the national 14.0%, and the average commute runs about 16 minutes each way.
Oskaloosa city Population History (2010-2024)
The city of Oskaloosa city had a population of 11,518 in 2010 and 11,575 in 2024, a 0.5% growth over 14 years. The peak was 11,575 in 2024. Average annual growth rate: 0.04%.
11,575
Population (2024)
11,518
Population (2010)
11,575
Peak (2024)
0.04%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 11,518 |
| 2011 | 11,570 |
| 2012 | 11,533 |
| 2013 | 11,557 |
| 2014 | 11,530 |
| 2015 | 11,570 |
| 2016 | 11,514 |
| 2017 | 11,547 |
| 2018 | 11,448 |
| 2019 | 11,506 |
| 2020 | 11,542 |
| 2021 | 11,473 |
| 2022 | 11,485 |
| 2023 | 11,525 |
| 2024 | 11,575 |
Race & Ethnicity
| White | 92.7% |
| Black or African American | 2.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.3% |
| Two or More Races | 0.0% |
Economy & Income
$62,172
Median Household Income
$35,799
Per Capita Income
8.3%
Poverty Rate
2.8%
Unemployment Rate
Housing
$128,900
Median Home Value
$880
Median Rent
60.5%
Owner-Occupied
Education
94.0%
High School+
26.0%
Bachelor's+
Commute
0.0%
Drive Alone
79.3%
Public Transit
5.5%
Work From Home
15.8 min
Avg Commute
Community Profile
22.8%
Foreign Born
96.8%
Non-English at Home
5.9%
Veterans
13.9%
With Disability
94.9%
Health Insurance
93.6%
Internet Access
Employment by Industry
| Manufacturing | 28.6% |
| Professional, Scientific & Management | 24.5% |
| Education, Health Care & Social Services | 5.1% |
| Finance, Insurance & Real Estate | 4.9% |
| Construction | 4.3% |
| Retail Trade | 3.9% |
| Agriculture & Mining | 3.7% |
| Arts, Entertainment & Food Services | 3.5% |
| Information | 2.7% |
| Public Administration | 1.8% |
| Transportation & Warehousing | 1.6% |
Largest cities in Iowa
Largest counties in Iowa
Part of Iowa
Metro areas in Iowa
City rankings
Frequently Asked Questions
Oskaloosa, Iowa has a population of 11,492 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 34th-largest city in Iowa.
The median household income in Oskaloosa, Iowa is $62,172, with 8.3% of residents living below the federal poverty level.
The median home value in Oskaloosa, Iowa is $128,900, with median monthly rent at $880 and a homeownership rate of 60.5%.
The median age in Oskaloosa, Iowa is 37.9 years. The population is 49.7% male and 50.3% female.
The population has grown 0.5% since 2010 (11,518 → 11,575).
Where to stay in Oskaloosa
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.