| Opened | September 1, 1943 |
| Last Race Date | September 11, 2005 |
| Racing Type | Thoroughbred |
| Abbreviation | Nmp |
| Purse Value Index | 3 |
| Signature Race | Unknown |
- 09/01/1943 First thoroughbred race run at Northampton Fairgrounds.
- 09/04/1972 An estimated Labor Day crowd of 30,000 show up for the races.
- 09/01/1975 Another holiday crowd bet $753,964 to establish all time handle record.
- 09/01/1996 Jockey Raymond Garry Jr. dies from injuries suffered in the final race today.
- 09/01/2000 The infamous Zippy Chippy, loses his 100th consecutive race.
- 09/11/2005 Daves Baby takes last picture on Massachusetts Fair Circuit.