| | GRAND PRIX RACE RECORDS |
| | Holder | Age | | M | | S | Year | Comment |
| Colfax Colorado Marathon | 3 |
| | AF | Amanda McGrory | 21 | 115 | | : | 32.70 | 2007 |
| | AM | Tyler Byers | 24 | 99 | | : | 48.00 | 2008 |
| | EF | Shirley Rielly | 20 | 124 | | : | 7.00 | 2006 |
| | EM | Tricia Downing | 69 | 155 | | : | 32.00 | 2006 |
| | GM | : |
| | JF | : |
| | JM | : |
| | M | Tony Nogueira | 40 | 114 | | : | 2.00 | 2008 |
| | MF | Jacqui Kapinowski | 44 | 177 | | : | 19.00 | 2008 |
| | QF | : |
| | QM | Duane Morrow | 207 | : | 40.00 | 2008 |
| | Tuesday, December 19, 2017 | Page 3 of 16 |