Race catalog · Updated nightly
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Upcoming running, cycling, triathlon and ultra races, updated nightly from RunSignup, BikeReg and ACTIVE. Missing a race? Submit it
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Race catalog · Updated nightly
Upcoming running, cycling, triathlon and ultra races, updated nightly from RunSignup, BikeReg and ACTIVE. Missing a race? Submit it
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60 races within 25 mi of South Lyon, MI
Waterford, MI22 mi awayRegistration opens Dec 3, 2026
Fair weather · 68/100 Typical: 80° / 59°F · 44% rain
Ann Arbor, MI13 mi away
Fair weather · 67/100 Typical: 81° / 61°F · 39% rain
9% faster times (5K)past finishers
Gregory, MI21 mi away
Good weather · 78/100 Typical: 82° / 62°F · 41% rain
21% slower times (25K)past finishers
Holly, MI25 mi away
Fair weather · 62/100 Typical: 81° / 62°F · 43% rain
33% slower times (5K)past finishers
Ann Arbor, MI13 mi away
Tough weather · 50/100 Typical: 83° / 62°F · 42% rain
Ann Arbor, MI13 mi away
Good weather · 70/100 Typical: 81° / 60°F · 41% rain
Lathrup Village, MI22 mi away
Fair weather · 67/100 Typical: 80° / 61°F · 44% rain
Ypsilanti, MI17 mi away
Fair weather · 64/100 Typical: 80° / 59°F · 38% rain
Ann Arbor, MI13 mi away
Good weather · 77/100 Typical: 69° / 49°F · 35% rain