| population | |
| City of Oskaloosa | 11463 |
| Township of Adams | |
| Township of Black Oak | |
| Township of Cedar | |
| Township of East Des Moines | |
| Township of Garfield | |
| Township of Harrison |
 | Ottumwa Regional Airport | ~ 30.05 km |
| Newton Municipal Airport | ~ 49.28 km |
| Fairfield Municipal Airport | ~ 63.57 km |
| Des Moines International Airport | ~ 88.03 km |
| Iowa City Municipal Airport | ~ 97.23 km |
| The Eastern Iowa Airport | ~ 98.55 km |
| Mount Pleasant Municipal Airport | ~ 104.01 km |
| Ames Municipal Airport | ~ 109.42 km |
| Muscatine Municipal Airport | ~ 124.65 km |
