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50K MASHUP SLAM
Crystal Lake, Illinois · Saturday, January 9, 2027 · Ultra, 50K
Official race page & registration ↗Saves stay on this device. Calendar entries use the listed date; confirm your distance and start time with the organizer.
50K MASHUP SLAM takes place on Saturday, January 9, 2027 in Crystal Lake, Illinois. The race offers 2 distances: Ultra, 50K. For anyone travelling in, St. Louis is about 25 miles away.
It is one of 27 races on the Illinois calendar that January.
- Date
- Saturday, January 9, 2027
- Location
- Crystal Lake, Illinois
- Distances
- Ultra, 50K
Listing from the 2027 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Correct this listing.
Making a race weekend of it?
Stay near the start line in Crystal Lake: check in Jan 8, out Jan 10.
Common questions
When is 50K MASHUP SLAM?
50K MASHUP SLAM is scheduled for Saturday, January 9, 2027.
Where is 50K MASHUP SLAM held?
50K MASHUP SLAM is held in Crystal Lake, Illinois. It is about 25 miles from St. Louis.
What distances does 50K MASHUP SLAM offer?
The listed distances are Ultra, 50K.
How do I register for 50K MASHUP SLAM?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
Within about 60 miles, ordered by approximate straight-line distance between listed locations.
- Mar 20American BottomsColumbia, IL
- Aug 1MTC Zilla TriColumbia, IL
- Mar 27The PiasaGrafton, IL
- Apr 17Blacklight Run | St Louis 2027Sauget, IL
- May 8Color Run | St. Louis 2027Sauget, IL
See every race on the Illinois calendar, all Crystal Lake races, Illinois Ultras, or use the Race Finder for maps and filters.