2025 NASCAR In-Season Challenge
| Tournament information | |
|---|---|
| Date | June 28 – July 27, 2025 |
| Venue(s) | |
| Teams | 32 (full-time) |
| Purse | US$1 Million |
| Final positions | |
| Champions | No. 54 Ty Gibbs Joe Gibbs Racing |
| Runner-up | No. 10 Ty Dillon Kaulig Racing |
The 2025 NASCAR In-Season Challenge presented by DraftKings Sportbook was a multi-stage motorsport tournament that was played during the 2025 NASCAR Cup Series season. It was the first edition of the NASCAR In-Season Challenge.
32 full-time drivers in the series participated in the tournament, with races also counting toward the regular season and playoff standings as normal. Following the Cracker Barrel 400 at Nashville Superspeedway, 4 full-time drivers failed to make the challenge: Shane van Gisbergen, Cole Custer, Riley Herbst, and Cody Ware. Following the Brickyard 400 at the Indianapolis Motor Speedway, Ty Gibbs of Joe Gibbs Racing defeated Ty Dillon of Kaulig Racing to win the US$1 million.