Mind The Ducks 12 Hour #MTD12HOUR
Date
Sat, May 9, 2026, 7:00 AM EDTRace options
2 distancesTap any distance below for fee tiers and close dates.
Quick take
Push your limits in this 12-hour ultramarathon, where every lap counts towards a personal best and supports Rochester Rotary Camp Sunshine.
Best for: cause-driven runners, runners who like a competitive edge
Race options
Distances & registration
2 optionsTap to see fee tiers and close dates.
Other options
2 options · closes May 8, 2026, 7:59 PM EDT
Registration closed12 Hour
Closes May 8, 2026, 7:59 PM EDT · From $87.92
12 Hour with personalized BIB
Closes Apr 8, 2026, 7:59 PM EDT · From $101.70
Race feel
- Competitive
- For a Cause
Competitive
For a CauseThe Mind The Ducks 12 Hour is an ultramarathon challenging runners to complete as many laps as possible on a circular course within a continuous 12-hour period. This event focuses on endurance, with a clear goal of maximizing distance, as only full laps count towards your final score. It's a test of sustained effort for those looking to push their limits over an extended timeframe. A portion of the proceeds from this race supports Rochester Rotary Camp Sunshine, adding a meaningful cause to your running endeavor.
What to expect
- A 12-hour ultramarathon on a circular course.
- The goal is to complete as many full laps as possible.
- Proceeds benefit Rochester Rotary Camp Sunshine.
Standout details
- 12-hour continuous running
- Ultramarathon endurance test
- Supports Camp Sunshine
- GRRC member discount available
Ready to register?
Finish signup on the organizer site (check fees and dates there).
From the organizer
Mind-The-Ducks 12-Hour is an ultramarathon run on a circular course for 12 continuous hours. The goal is simple--run as many laps/miles as you can in 12 hours. The scoring is also simple. One lap is 1. 01203 long. One lap counts for 1. 01203 miles, two laps - 2.
Read full descriptionHide full description
02406 miles, ten laps - 10. 1203 miles, and so on. Whoever completes most laps/miles is the winner of the race. Only full laps count. No partial laps. Proceeds from Mind The Ducks 12 Hour will be donated to Rochester Rotary Camp Sunshine Mind The Ducks 12 Hour is organized by The Greater Rochester Running Club (GRRC). GRRCMembers receive a $20 discount when registering for MTD12Hours. https://runsignup. com/grtc