06/27/2026
Trenton, MI

Trenton Summerfest Half Marathon, 8K, and 5K

Race Overview: A race coming up on 06/27/2026 in Trenton, MI. Get all the nerdy details below or follow the sign up links to secure your spot today!

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Race data last checked: 2025-11-22

Race Overview:

Trenton Summerfest Half Marathon, 8K, and 5K – June 27, 2026

Looking for a fast, scenic early-summer race in Southeast Michigan? Trenton Summerfest Half Marathon, 8K, and 5K on June 27, 2026 features USATF-certified courses, flat and runner-friendly routes, and a welcoming atmosphere for every pace. The Half Marathon starts early to help athletes beat the heat, while the 8K and 5K begin a bit later—ideal options whether you’re chasing a PR or enjoying a fun run or walk with friends.

Run through Elizabeth Park, along the river in Trenton, and—if you're taking on 13.1—through Gibraltar on a course known for smooth organization, great support, and well-stocked aid stations. With low elevation gain, beautiful scenery, and strong community energy, this is a perfect way to kick off your summer racing season.

Why runners choose Trenton Summerfest:

All distances are USATF-certified
Early Half Marathon start helps athletes beat the heat
PR-friendly Half Marathon with just 96’ of elevation gain
Scenic 8K with rolling variety
Fast, flat 5K great for runners and walkers
Beautiful routes through Downriver – Elizabeth Park, Trenton, and Gibraltar
Welcoming environment for all paces
Strong on-course support and great awards
Part of the Trivium Michigan Mega Medal Series

Part of the Trivium Michigan Mega Medal Series

Trenton Summerfest is the second race in the six-race Trivium Michigan Mega Medal Series. Register once, run your chosen distances, and earn a medal at each event—each one connecting magnetically at year’s end to form a single giant Mega Medal. Run in-person or virtually, depending on your goals and schedule.

2026 Mega Medal Series Lineup