Iowa Derby
| Class | Listed | 
|---|---|
| Location | Prairie Meadows Racetrack Altoona, Iowa, United States  | 
| Inaugurated | 1989 | 
| Race type | Thoroughbred - Flat racing | 
| Website | www | 
| Race information | |
| Distance | 1+1⁄16 miles (8.5 furlongs) | 
| Surface | Dirt | 
| Track | left-handed | 
| Qualification | Three-years-old | 
| Weight | Assigned | 
| Purse | $250,000 (2018) | 
The Iowa Derby is a Listed American Thoroughbred horse race for three-year-olds run over a distance of 1+1⁄16 miles (8.5 furlongs) on the dirt annually at Prairie Meadows Racetrack in Altoona, Iowa. The purse of the event is US$250,000.