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2027 Crystal Lake Half Marathon & 12K
Crystal Lake, Illinois · Sunday, September 5, 2027 · Half Marathon, 7 Miles, 12K
Official race page & registration ↗Saves stay on this device. Calendar entries use the listed date; confirm your distance and start time with the organizer.
2027 Crystal Lake Half Marathon & 12K takes place on Sunday, September 5, 2027 in Crystal Lake, Illinois. The race offers 3 distances: Half Marathon, 7 Miles, 12K. For anyone travelling in, McHenry is about 5 miles away and Aurora is about 35 miles away.
It is one of 23 races on the Illinois calendar that September. The 12K is rare in Illinois: only three races on the calendar offer it.
- Date
- Sunday, September 5, 2027
- Location
- Crystal Lake, Illinois
- Distances
- Half Marathon, 7 Miles, 12K
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 Sep 4, out Sep 6.
Common questions
When is 2027 Crystal Lake Half Marathon & 12K?
2027 Crystal Lake Half Marathon & 12K is scheduled for Sunday, September 5, 2027.
Where is 2027 Crystal Lake Half Marathon & 12K held?
2027 Crystal Lake Half Marathon & 12K is held in Crystal Lake, Illinois. It is about 5 miles from McHenry and 35 miles from Aurora.
What distances does 2027 Crystal Lake Half Marathon & 12K offer?
The listed distances are Half Marathon, 7 Miles, 12K.
How do I register for 2027 Crystal Lake Half Marathon & 12K?
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.
- Dec 6McHenry County Santa Run For KidsCrystal Lake, IL
- Nov 26Thanksgiving Day 5K Run and WalkCrystal Lake, IL
- Nov 22Wolfpack 5K: The Great Turkey ChaseCrystal Lake, IL
- Oct 16Soul CrusherCrystal Lake, IL
- Apr 17Earth Day 50k/15 Mile/5 MileCrystal Lake, IL
See every race on the Illinois calendar, all Crystal Lake races, Illinois Half Marathons, or use the Race Finder for maps and filters.