WELCOME!
We are excited to present the 6th Annual Crystal Lake Half Marathon & 12K on Sunday, August 31, 2025.
Start Times: 7:30 Half Marathon 8:00 a.m. 12K (7.44 miles)
The Half Marathon starts at Main Beach and the 12K starts just up a few yards from the half start. All finish together for the celebration at the finish line. Enjoy the sites of Crystal Lake Illinois with the start at iconic Crystal Lake Main Beach, a loop around Lippold Park, a view of the Dole Mansion, a jaunt down the Prairie Path, and finish up in downtown Crystal Lake. This point to point venue will bus runners to the START with an easy 5 minute bus ride. Inside building and beach side warm up areas are available no matter what the weather will bring. Every 1 1/2 mile are water stations. Food, Beverages, Awards at the after race party at Crystal Lake Brewery
Other Important Information:
- Bathrooms are located at the start (bathrooms), Mile 5 (porta potty), Mile 11 (Prairie Path building), and Finish Line (porta potty)
- Water stations are every 1.5 miles, Gatorade is located at Miles 7.5, 9. 10.5, 12 (we cannot provide other fueling/food on course - so please plan what works best for you!)
- EMS/First Aid is available throughout the course and will be dispatched at course marshalls directions; first aid kids are available at various water stations
- Course is marked with turn arrows on the ground, course marshals directing runners
Packet Pick-Up Information:
Race Day Schedule:
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McHenry County Duo Challenge
The McHenry County Duo Challenge is a great way to keep you running all year round! Run The March Madness Half Marathon and the Crystal Lake Half Marathon and earn yourself a separate award, and bragging rights! Registration for the McHenry County Duo Challenge can be found here.
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Kids Run This Town
Do you have an elementary aged kiddo who loves to run!? Here's their chance to run their own Half Marathon! This 4 week program challenges kids to run 12 miles over 4 weeks with a running buddy. On race day of the Crystal Lake Half Marathon, they run their 13th mile of the month and earn their Half Marathon finisher medal
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Are you interested in running the Crystal Lake Half Marathon, but nervous and need some guidance? Coach Megan of Sloan Coaching is offering a 12 week training program that will take you from hesitant to confident! Her training 12 week program includes:
- Weekly Run Workouts
- Suggested Strength Workouts
- Mobility Education
Coach Megan is offering this special training plan for $49! Please email her at coachmegsloan@gmail.com with the subject line "CL Half Training Program" or visit her website here and fill out the contact form referencing the CL Half Training Program.
Registration fees
Prices are inclusive of mandatory charges, items, and fees
Half Marathon
Price changes in 7 days 18 hours-
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$64.25
Black Friday DUO
Nov 22 – Nov 25 -
Register for Half Marathon$72.65Now registering Nov 26 – May 28
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$83.15May 29 – Jul 3
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$93.65Jul 4 – Aug 30
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$101.00Aug 30 – Aug 31
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12K (7.44 miles)
Price changes in 7 days 18 hours-
Here's an opportunity to run a little shorter and still be included in all the race water stops, street crossings, and fabulous post race celebration
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$53.75
Black Friday
Nov 22 – Nov 25 -
Register for 12K (7.44 miles)$62.15Now registering Nov 26 – May 28
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$72.65May 29 – Jul 3
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$83.15Jul 4 – Aug 30
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$90.50Aug 30 – Aug 31
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Contact information
- Event contact
- Trudy Wakeman
- trudywakeman@gmail.com
- Phone
- 224-629-6197
- Website
- Visit website
