Events/Eager Beaver Marathon
32 km15 km

Eager Beaver Marathon 32 km

MTBLoop
DateExpected
Late August 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Mansfield Outdoor Centre, Mulmur, Ontario, Canada
Mulmur, Dufferin County
Countdown
August

One lap of the Eager Beaver loop, 32 km with about 364 m of climbing. A solid half-day on the bike that doesn't ask for a marathon's commitment.

Key facts
01Any trail-worthy, safe mountain bike is allowed; gravel and fat bikes have also been ridden
02Manual wave start, grouped by distance
03Ranked by sex, age group, bike type and racing class
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The course

The route

Mulmur
Distance32km
Total climb364m
StartElevation
0 kmDrag map to rotate28.6 km
Weather

Late-August, Mulmur

26°CTypical high
14°CTypical low
5°CColdest in 20 years
39%Days with rain

Highs around 26°C and lows around 14°C, but it has dropped to 5°C. Rain on 39% of days.

NASA POWER data, 2006-2025, the week either side of race day
2026 results

Who finishes, and how

#TeamLapsTime
01Maureen O'Hare102:23:10
02Nicole Gozdzik102:26:38
03Amy White102:37:16
10
Women finishers
2:56:02
Median time
1 laps
Median laps
Women · 2026 results, as published by the organiser.
How many laps could you do?
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Organiser
OrganiserSubstance Projects
Running since2014
Training

Training for the Eager Beaver Marathon 32 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.

GarminWahooPolarHammerheadIntervals.icu
What a Eager Beaver Marathon 32 km plan targets
Typical sessions
32 km with 364 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
Terrain and skills practice specific to the course
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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Other races at Eager Beaver Marathon