DateExpected
Early September 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Cannon Valley Fairgrounds, 800 Ninth St N, Cannon Falls, Minnesota 55009
Cannon Falls, Goodhue County
Countdown
September
111 miles of gravel with an early 08:00 start. The climbing is modest, so this is about pacing and fuelling through a long day.
Key facts
01Aid stations at miles 31, 59 and 73
0219:00 Sunday cut-off, so keep moving through the day
Create a free training plan for the Gray Duck Grit 179 km
7-day free trial, no card required
The course
The route
Cannon Falls
Distance179km
Total climb1,951m
StartElevation
0 kmDrag map to rotate170.9 km
Weather
Early-September, Cannon Falls
25°CTypical high
13°CTypical low
4°CColdest in 20 years
30%Days with rain
Highs around 25°C and lows around 13°C, but it has dropped to 4°C. Rain on 30% of days.
NASA POWER data, 2006-2025, the week either side of race day
2024 results
Who finishes, and how
#RiderTimeAvg speed
01Blake Nelson5:50:29.530.6 km/h
02Ryan Hafner5:57:48.329.9 km/h
03Steven Jarvis6:02:02.029.6 km/h
28
Finishers
7:52:39
Median time
22.7 km/h
Median speed
Overall · 2024 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
Training
Training for the Gray Duck Grit 179 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Gray Duck Grit 179 km plan targets
Typical sessions
179 km with 1,951 m of climbing
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Sustained climbing repeats on real gradients
Group rides for drafting and bunch-riding skills
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
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Get your Gray Duck Grit 179 km plan.
7-day free trial, no card required.
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