 | Airports: United States: Green Castle Airport | |
| Airport name: | Green Castle Airport |
| Airport code (ICAO): | IA24 |
| Latitude: | 41.7550 |
| Longitude: | -91.7277 |
| Height above sea: | 750 ft / 228 m |
| Country: | United States - North America |
| Region: | Iowa |
| City: | Oxford |
| Airlines scheduled services: | no |