PROVE IT 5K & 10K GM MILFORD PROVING GROUND

APRIL 18, 2026 MILFORD, MICHIGAN

Looking for a Michigan spring 5K or 10K thats unlike anything else? Prove It 5K & 10K gives you exclusive access to the GM Milford Proving Ground [https://news.gm.com/home.detail.html/Pages/news/us/en/2024/sep/0925-mpg100-20-facts.html], one of the most iconic and secretive automotive testing facilities in the world. Normally closed to the public, this track opens just one day each year for runners and walkers to take on its twists, hills, and high-performance curves.

This isnt your typical local race. The 5K packs 225 of elevation gain in one lap of the course. The 10K doubles the challenge with two laps and 450 of gain. Both races are USATF-certified, making them perfect for testing your speed and endurance. Want more? Register for the Double Event to run both distances back-to-back for the ultimate test.


WHY RUN PROVE IT?

* Race where few ever will GM Milford Proving Ground is off-limits to the public
* Steeped in car culture the same track where GM tests world-class vehicles
* Challenge yourself 225 of gain in the 5K, 450 in the 10K
* USATF-certified official distances, official results
* Double Event option the ultimate test
* Part of the Trivium Mega Medal Series 6 races, 1 giant connecting medal
* All paces welcome run or walk the 5K, test your limits in the 10K, or do both
* Perfect spring timing a one-of-a-kind way to kick off your 2026 racing season


TRIVIUM MICHIGAN MEGA MEDAL SERIES

Prove It 5K & 10K is the first race in the 2026 Trivium Michigan Mega Medal Series [https://triviumracing.com/east-michigan-mega-medal-series/]. Each medal features the path of its race and connects to the others, forming one giant, six-piece medal by years end. Series registration also saves you money on entry fees.



2026 MEGA MEDAL SERIES LINEUP:

* Prove It 5K & 10K April 18, 2026 Milford, MI
* Trenton Summerfest Half Marathon, 8K, & 5K [https://runsignup.com/Race/MI/Trenton/TrentonSummerFestival] June 2026 Trenton, MI
* Dearborn Decades 5K [https://runsignup.com/Race/MI/Dearborn/DearbornHomecoming5k] August 2026 Dearborn, MI
* Run the 313 5K [https://runsignup.com/Race/MI/Detroit/Runthe313] August 2026 Detroit, MI
* Growler Gallop Atwater 10 Mile & 5K [https://runsignup.com/Race/MI/Detroit/GrowlerGallopDetroit] September 2026 Detroit, MI
* Black Toenail Friday Half Marathon & 7.5 Miler [https://runsignup.com/Race/MI/CommerceTownship/BlackToenailFridayHalf] November 27, 2026 Commerce Township, MI


Prove It isnt just another raceits your chance to experience Michigans car culture, test your fitness, and earn your place on the track.
Register today for the Prove It 5K & 10K on April 18, 2026, and start your season with a race youll never forget.