About
Colesburg Back 40 is the oldest ongoing gravel race in the Midwest. 30 years this year!!!! The race that made gravel racing cool.
Upcoming
Nothing on the calendar right now.
Past (3)
2026
- Colesburg Back 40
September 6, 2026 · Colesburg, IA, USA
2025
- Colesburg Back 40
August 31, 2025 · Colesburg, IA, USA
2023
- Colesburg Back 40
September 3, 2023 · Colesburg, IA, USA