| Rank | Rank (AG) | Name | Country | Age Group | |
|---|---|---|---|---|---|
| 23rd | 🥇 | Diener Joanna |
USA 
|
45-49 Women | 01:19:37 |
| 29th | 🥈 | Clyburn Andrea |
USA
|
45-49 Women | 01:22:41 |
| 32nd | 🥉 | Welborn Andrea |
USA
|
45-49 Women | 01:23:35 |
| 49th | 4th | Sletten Leasa |
CAN 
|
45-49 Women | 01:34:17 |
| 51st | 5th | Higgins Amy |
USA
|
45-49 Women | 01:35:03 |
| 58th | 6th | Serrato Kony |
MEX 
|
45-49 Women | 01:48:19 |