| Opened | November 4, 1974 |
| Last Race Date | Still in Operation |
| Racing Type | Thoroughbred |
| Abbreviation | Pax |
| Purse Value Index | 55 |
| Signature Race | Pennsylvania Derby (GII) |
- 11/04/1974 Calvin Stone guides Motto, to the first winners circle photo at Keystone Race Track.
- 05/30/1983 28,692 fans show up to set track attendance record.
- 12/28/1984 Keystone Race track is renamed Philadelphia Park.
- 12/18/2006 Philadelphia Park casino opens on second and third floor.
- 05/05/2007 Fans bet $1,677,954 to set all time handle record.
- 05/30/1983 28,692 fans show up to set track attendance record.
- 08/30/2010 PARX becomes the third handle for the Bensalem oval.