Date
Sat, 5 Dec 2026
Start
07:00
Venue
The Cabins, Meeting Center on Tranquility Lake, Oak Mountain State Park, Pelham, Alabama
Pelham, Shelby County
Countdown
December
A 50K ultra on the North Loop, with about 1,600 m of climbing. Runners get a long, generous day to finish it.
Key facts
0118-hour cut-off, plenty of time for a 50K
02No pacers allowed
03No drop bags at course aid stations
Create a free training plan for the Blood Rock 100 50 km
7-day free trial, no card required
The course
The route
Pelham
Distance50km
Total climb1,629m
StartElevation
0 kmDrag map to rotate47.3 km
Weather
Early-December, Pelham
15°CTypical high
2°CTypical low
-7°CColdest in 20 years
31%Days with rain
Highs around 15°C and lows around 2°C, but it has dropped to -7°C. Rain on 31% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2025 results
Who finishes, and how
#RiderTimeAvg speed
01Ashley Robinson12:02:464.2 km/h
02Allie Burnett14:34:253.4 km/h
03Heather Oaks14:38:063.4 km/h
19
Women finishers
18:09:42
Median time
2.8 km/h
Median speed
Women · 2025 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserSoutheastern Trail Runs
Websitesoutheasterntrailruns.com
Instagram@setrailruns
Running since2017
Training
Training for the Blood Rock 100 50 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 Blood Rock 100 50 km plan targets
Typical sessions
50 km with 1,629 m of climbing
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
Hill reps and vert to prepare the climbs and descents
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 Blood Rock 100 50 km plan.
7-day free trial, no card required.
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