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18th Annual F^3 Lake Half Marathon & 5k
Open now- Date
- January 30, 2027
- Sport
- Road running
- Location
- Chicago, IL
- Distances
- 5K · Half marathon
- Entry
- $38 – $125
- Registration opens
- January 30, 2026
- Registration closes
- January 30, 2027
Listing from runsignup. Always confirm details with the organiser.