Run or Walk the GM Milford Proving Ground
Prove It 5K & 10K on April 18, 2026!
Think you’ve got what it takes to conquer one of Michigan’s most exclusive race courses? Step onto GM’s world-famous automobile test track and experience a race that’s as challenging as it is unforgettable. With tree-lined roads, smooth banked curves, and rolling elevation—this isn’t just another 5K or 10K.
Choose your distance:
5K – One lap with 225′ of gain
10K – Two laps, 450′ of gain, USATF-certified
Double Event – Tackle both for the ultimate challenge!
This is your only chance each year to run or walk the legendary GM Proving Ground, thanks to our partnership with GM. Prove It 5K & 10K sells out every year, so don’t wait—secure your spot today and be part of Michigan’s car culture history.
5k - Economy Package
87 spots left. Registration ends April 17, 2026 at 10:00am EDT
10k - Economy Package
87 spots left. Registration ends April 18, 2026 at 8:30am EDT
Double Race (10k & 5k)
87 spots left. Registration ends April 17, 2026 at 8:30am EDT
Double Race (10k & 5k) - Economy Package
87 spots left. Registration ends April 18, 2026 at 8:30am EDT
What's Included in Registration?
- Custom race shirt
- Prove It finisher's medal
- Race day photos
- Post-race food and drinks
- Unique awards
- And more!
There's also an option to skip the race swag & save by registering for the Economy Package!
Finisher's Medal
Check out more images of the medal, a full description of the hidden images, and pictures of the Mega Medal at the link below!
What's Included w/ Registration
