![](\"http://www.usa.com/img/s10.gif\")
, rank #1| Population | 543 (2010-2014), rank #660 |
| Population Growth | 97.45% since 2000, rank #21 |
| Population Density: | 26.34/sq mi, rank #386 |
| Median Household Income: | $78,438 at 2010-2014—41.41% increase since 2000, see rank |
| Median House Price: | $180,900 at 2010-2014—196.56% increase since 2000, see rank |
| Time Zone: | Central GMT -6:00 with Daylight Saving in the Summer |
| Land Area: | 20.61 sq mi, rank #769 |
| Water Area: | 0.01 sq mi (0.04%), rank #668 |
| State: | Iowa |
| Area: | Oskaloosa, IA |
| County: | Mahaska County |
| School District: | , rank #1 |