DateExpected
Early October 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Athens Community Center, 221 Caroline St, Athens, Wisconsin
Athens, Marathon County
Countdown
October
The 50 mile middle ground, Athens to Miltrim Farms with only 300 m of climbing. A long gravel day that stays flat and friendly, and you can ride it with a team.
Key facts
01Interval-wave starts, grouped by distance
02Team entries are ranked separately
03Point to point: you finish at a different place from the start
Create a free training plan for the IRONBULL Red Granite Grinder 80 km
7-day free trial, no card required
The course
The route
Athens
Distance80km
Total climb300m
StartElevation
0 kmDrag map to rotate80.0 km
Weather
Early-October, Athens
15°CTypical high
4°CTypical low
-6°CColdest in 20 years
33%Days with rain
Highs around 15°C and lows around 4°C, but it has dropped to -6°C. Rain on 33% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2026 results
Who finishes, and how
#RiderTimeAvg speed
01Landretti, Jane02:45:1529.2 km/h
02Marenger, Emily02:45:1829.2 km/h
03Henning, Susan02:48:3328.6 km/h
39
Women finishers
3:47:58
Median time
21.2 km/h
Median speed
Women · 2026 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
Training
Training for the IRONBULL Red Granite Grinder 80 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 IRONBULL Red Granite Grinder 80 km plan targets
Typical sessions
80 km with 300 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
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
Entries open now
Get your IRONBULL Red Granite Grinder 80 km plan.
7-day free trial, no card required.
Other races at IRONBULL Red Granite Grinder
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