Illinois · 12K (7.44 miles) · Half Marathon
Crystal Lake Half Marathon & 12K
Crystal Lake Half Marathon & 12K is a 12K (7.44 miles) and half marathon event held in Crystal Lake, Illinois. Its next confirmed date is Sunday, September 5, 2027.
- Race day
- September 5, 2027
- Location
- Crystal Lake, IL
Race details
- Date
- Sunday, September 5, 2027
- Location
- Crystal Lake, Illinois
- Distances
- 12K (7.44 miles), Half Marathon
- Registration
- raceroster.com
Registration, course & weather
- Start time
- 7:30 AM CDT
- Course profile — Half Marathon
- Point-to-point course; Mostly road, some trail
- Course profile — 12K
- Point-to-point course; Mostly road, some trail
About the Crystal Lake Half Marathon & 12K
2026 Crystal Lake Half Marathon & 12K in Crystal Lake, IL.
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Guides from the RaceRove blog
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Crystal Lake Half Marathon & 12K: common questions
- When is the Crystal Lake Half Marathon & 12K?
- The next confirmed date is Sunday, September 5, 2027.
- Where is the Crystal Lake Half Marathon & 12K held?
- In Crystal Lake, Illinois.
- What distances does the Crystal Lake Half Marathon & 12K offer?
- 12K (7.44 miles) and Half Marathon.
- How do I register for the Crystal Lake Half Marathon & 12K?
- Registration is handled by the organiser at raceroster.com. Entry fees, caps and deadlines are set there.
- What time does the Crystal Lake Half Marathon & 12K start?
- 7:30 AM CDT.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.