 | Airports: United States: Tuinstra Airfield | |
| Airport name: | Tuinstra Airfield |
| Airport code (ICAO): | IA85 |
| Latitude: | 41.4351 |
| Longitude: | -93.5405 |
| Height above sea: | 900 ft / 274 m |
| Country: | United States - North America |
| Region: | Iowa |
| City: | Indianola |
| Airlines scheduled services: | no |