| # | Driver | Team | Championships | Career wins | FIA Category | Racer Rating |
|---|---|---|---|---|---|---|
| 1 | Zachry Lee | McCumbee McAleer Racing | 0 | 10 | Bronze | 3,307 |
| 2 | Alex Bachoura | Spark Performance | 2 | 13 | Bronze | 3,161 |
| 3 | Brad McCall | Round 3 Racing | 0 | 1 | — | 3,087 |
| 4 | Alfonso Diaz | TechSport | 0 | 3 | — | 2,869 |
| 5 | Oleg Gorshkov | Round 3 Racing | 0 | 4 | — | 2,646 |
| 6 | Thomas Tait | Wheelhouse Motorsports | 1 | 4 | Bronze | 2,598 |
| 7 | Drew Neubauer | NV Autosport | 0 | 0 | Bronze | 2,471 |
| 8 | Paolo Salvatore | Torre Racing | 0 | 3 | — | 2,419 |
| 9 | Stephen Vajda | NV Autosport | 0 | 0 | Bronze | 2,348 |
| 10 | Chris Clarke | Paley Motorsport with AAG Racing | 0 | 10 | — | 2,332 |
| 11 | Nicholas Smither | Nick Smither Racing | 0 | 1 | — | 2,325 |
| 12 | Scott Thomson | LAP Motorsports | 0 | 0 | — | 2,288 |
| 13 | Dan McKeever | Wheelhouse Motorsports | 0 | 5 | — | 2,243 |
| 14 | Joseph Dederichs | Robert Noaker Racing | 0 | 0 | — | 2,032 |
| 15 | Joe Koenig | Round 3 Racing | 0 | 2 | — | 1,998 |
| 16 | Chip Van Vurst | Creative Auto Sport | 0 | 0 | — | 1,906 |
| 17 | Dave Luaces | Birdhouse Racing | 0 | 0 | — | 1,894 |
| 18 | Walter Bobko | Nick Smither Racing | 0 | 0 | — | 1,585 |
| 19 | Bruce Myrehn | LAP Motorsports | 0 | 2 | — | 1,546 |
Mustang Challenge is a one-make sprint series run by IMSA featuring Ford Mustang Dark Horse R cars. The field is entry-level professional; a substantial portion of the roster has racing experience and professional credentials, but the median driver sits well below the skilled amateur range. Robert Noaker and Cole Loftsgard lead the grid. The series functions as a stepping stone upward from club and regional racing; drivers arrive most commonly from NASA, SCCA Majors and SCCA Regionals. Graduates move on to GT4 America and Porsche-focused series, though the destination field is weaker on average than the feeder base, a sign that drivers move sideways into different disciplines rather than climbing a strict ladder.