DateExpected
Early June 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
McArthur Pavilion, Maryville College Woods, 502 E Lamar Alexander Pkwy, Maryville, TN
Maryville, Blount County
Countdown
June
The half-day option on the same 2.2-mile loop: long enough to be a proper ultra, short enough to go home the same day. Runners keep lapping until the clock stops.
Key facts
01Night start, so bring a head torch
02Timed laps: most laps of the 2.2-mile loop in 12 hours wins
Create a free training plan for the Three Sisters Ultra Festival 12 hours
7-day free trial, no card required
The course
One lap, on repeat
Maryville · one lap
Total climb36m
Duration12hr
Start · finishOne lap · elevation
0 kmDrag map to rotate3.3 km
Weather
Early-June, Maryville
28°CTypical high
17°CTypical low
8°CColdest in 20 years
50%Days with rain
Highs around 28°C and lows around 17°C, but it has dropped to 8°C. Rain on 50% of days.
NASA POWER data, 2006-2025, the week either side of race day
Organiser
OrganiserMagic Number Events
Running since2016
Training
Training for the Three Sisters Ultra Festival 12 hours
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 Three Sisters Ultra Festival 12 hours plan targets
Typical sessions
A sustained 12hr effort
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
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 Three Sisters Ultra Festival 12 hours plan.
7-day free trial, no card required.
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