Oskaloosa is a city in, and the county seat of, Mahaska County, Iowa. In the late nineteenth and early twentieth century, Oskaloosa was a national center of bituminous coal mining. The population was 11,558 in the 2020 U.S. census.
| Ethnicity | Oskaloosa | USA |
|---|---|---|
| White | 89.8% | 60.1% |
| African American | 2.5% | 12.2% |
| American Indian | 0.1% | 0.6% |
| Asian | 2.3% | 5.6% |
| Hawaiian | 0.4% | 0.2% |
| Multiracial | 1.3% | 2.8% |
| Hispanic | 3.5% | 18.2% |
| Other | 0.1% | 0.3% |
| HOUSEHOLD INCOME | Oskaloosa | USA |
|---|---|---|
| Less than $10,000 | 5% | 5.8% |
| $10,000 to $14,999 | 12.3% | 4.1% |
| $15,000 to $24,999 | 14.7% | 8.5% |
| $25,000 to $34,999 | 8.5% | 8.6% |
| $35,000 to $49,999 | 9.6% | 12.0% |
| $50,000 to $74,999 | 18% | 17.2% |
| $75,000 to $99,999 | 15.7% | 12.8% |
| $100,000 to $149,999 | 11.1% | 15.6% |
| $150,000 to $199,999 | 2.5% | 7.1% |
| Education | Oskaloosa | USA |
|---|---|---|
| < 9th Grade | 5% | 5.0% |
| 9-12th Grade | 5% | 7.0% |
| High School or GED | 40% | 27.0% |
| Other College | 18% | 20.0% |
| Associate's Degree | 10% | 9% |
| Bachelor's Degree | 16% | 20.0% |
| Master's Degree | 5% | 9.0% |
| Professional Degree | 1% | 2.0% |
| Doctorate Degree | 0% | 1.0% |