RunRace USA › Illinois › Crystal Lake › 2026 Crystal Lake Half Marathon & 12K

2026 Crystal Lake Half Marathon & 12K

Crystal Lake, Illinois · Sunday, September 6, 2026 · Half Marathon, 7 Miles, 12K

Official race page & registration ↗

2026 Crystal Lake Half Marathon & 12K takes place on Sunday, September 6, 2026 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 245 races on the Illinois calendar that September. The 12K is rare in Illinois: only two races on the calendar offer it.

Date
Sunday, September 6, 2026
Location
Crystal Lake, Illinois
Distances
Half Marathon, 7 Miles, 12K

Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.

Making a race weekend of it?

Stay near the start line in Crystal Lake: check in Sep 5, out Sep 7.

Hotels on Booking.com ↗ Hotels on Expedia ↗

Common questions

When is 2026 Crystal Lake Half Marathon & 12K?

2026 Crystal Lake Half Marathon & 12K is scheduled for Sunday, September 6, 2026.

Where is 2026 Crystal Lake Half Marathon & 12K held?

2026 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 2026 Crystal Lake Half Marathon & 12K offer?

The listed distances are Half Marathon, 7 Miles, 12K.

How do I register for 2026 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

See every race on the Illinois calendar, all Crystal Lake races, Illinois Half Marathons, or use the Race Finder for maps and filters.