Black Toenail Friday Half Marathon

Event overview

Black Toenail Friday is a trail running event held on a Friday during the Thanksgiving weekend at Proud Lake State Recreation Area in Commerce Charter Township, Michigan (2928 Glengary Rd, Commerce Township, MI 48382). The event includes in-person and virtual options and is part of the Trivium Michigan Mega Medal Series as the final race in the series.

Distances and entry options

• Half Marathon
• 7.5 Mile

Additional entry options listed include economy (no-swag) packages for both distances and virtual entries for the Half Marathon and the 7.5 Mile. Listed prices for 2025 entries include $67 for the Half Marathon, $50 for the 7.5 Mile, economy prices of $50 (Half) and $38 (7.5 Mile), and $45 for virtual entries.

Course and race-day features

The course uses well-marked, well-groomed trails at Proud Lake with a mix of forest, lakes, and generally smooth terrain. The description notes a few rolling hills and late-fall conditions that can include cool temperatures or light snow. Parking is described as conveniently located near the start/finish area at the Modern Campground.

What entrants receive and extras

Registration includes a long-sleeve tech shirt, a finisher medal for the Half Marathon and 7.5 Mile, chip timing with live results, post-race food and drinks, and awards. Participants may upgrade or add a Black Toenail Friday hoodie during registration (upgrade $20, add-on $30); the last day to order a hoodie as an add-on is November 10. Refund and transfer policies are published separately. Visit the organization's website for the most recent information.