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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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23 races within 25 mi of Grosse Ile, MI
Garden City, MI16 mi away
Fair weather · 60/100 Typical: 55° / 37°F · 33% rain
Ferndale, MI23 mi away
Good weather · 80/100 Typical: 55° / 38°F · 35% rain
Detroit, MI12 mi away
Good weather · 80/100 Typical: 54° / 38°F · 35% rain
19% slower times (5K)past finishers
Detroit, MI16 mi away
Tough weather · 51/100 Typical: 49° / 34°F · 28% rain
Detroit, MI16 mi away
Tough weather · 50/100 Typical: 48° / 33°F · 28% rain
Detroit, MI17 mi away
Good weather · 70/100 Typical: 46° / 31°F · 33% rain
Flat Rock, MI7 mi away
Fair weather · 68/100 Typical: 42° / 29°F · 29% rain
Detroit, MI18 mi away
Fair weather · 65/100 Typical: 42° / 29°F · 35% rain
9% slower times (5K)past finishers
Detroit, MI16 mi away
Harsh weather · 20/100 Typical: 35° / 24°F · 33% rain
Hamtramck, MI20 mi awayRegistration opens Oct 30, 2026
Tough weather · 48/100 Typical: 30° / 16°F · 32% rain
5% slower times (5K)past finishers
Grosse Ile, MI0 mi away
Good weather · 75/100 Typical: 45° / 31°F · 37% rain
10% faster times (half)past finishers
Detroit, MI16 mi awayRegistration opens Dec 1, 2026
Fair weather · 67/100 Typical: 47° / 28°F · 33% rain
7% slower times (5K)past finishers
Riverview, MI4 mi awayRegistration opens Nov 26, 2026
Good weather · 71/100 Typical: 50° / 35°F · 43% rain
12% faster times (5K)past finishers
Detroit, MI22 mi away
Good weather · 82/100 Typical: 65° / 44°F · 49% rain
10% slower times (5K)past finishers
Detroit, MI14 mi awayRegistration opens Oct 29, 2026
Good weather · 82/100 Typical: 65° / 44°F · 49% rain
37% slower times (5K)past finishers
Detroit, MI16 mi awayRegistration opens Feb 9, 2027
Good weather · 84/100 Typical: 71° / 50°F · 48% rain
Taylor, MI9 mi awayRegistration opens Dec 6, 2026
Good weather · 82/100 Typical: 76° / 56°F · 35% rain
39% slower times (5K)past finishers
Detroit, MI20 mi away
Good weather · 76/100 Typical: 76° / 56°F · 48% rain
15% slower times (5K)past finishers
Royal Oak, MI25 mi awayRegistration opens Mar 19, 2027
Fair weather · 66/100 Typical: 78° / 59°F · 53% rain
17% slower times (5K)past finishers
Detroit, MI17 mi away
Good weather · 80/100 Typical: 74° / 55°F · 33% rain
18% slower times (5K)past finishers