Detroit Free Press Marathon
Location
Detroit
United States
Distance
Marathon
Date
October 18, 2026
in 72 days
Elevation Gain
130m
hillier than 45 of 75 similar races
Course TypeLoop
Typical WeatherMid-October, 8-15°C (46-59°F), cool with possible wind off the river
WebsiteVisit Website →
The only marathon to cross an international border, with runners crossing the Ambassador Bridge to Canada and returning through the Detroit-Windsor Tunnel — the world's only underwater international mile.
What Makes This Race Special
- Only international border-crossing marathon
- Ambassador Bridge sunrise crossing
- Underwater international mile through tunnel
- Passport required
- Detroit River views