| Opened | August 13, 1946 |
| Last Race Date | September 18, 2011 |
| Racing Type | Thoroughbred, Quarter Horse |
| Abbreviation | YD |
| Purse Value Index | 2 |
| Signature Race | Yellowstone Derby |
- 08/13/1946 Pari Mutual horse racing begins in Billings.
- 08/19/1978 An estimated crowd of 9,600 sets attendance record.
- 08/20/1983 Fans bet $291,613 to set all time handle record.
- 09/18/2011 We Love Ya Too wins finale at Yellowstone.