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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15 races within 25 mi of Dekalb, IL
Campton Hills, IL18 mi away
Fair weather · 65/100 Typical: 55° / 36°F · 23% rain
Belvidere, IL24 mi away
Good weather · 80/100 Typical: 52° / 33°F · 22% rain
Aurora, IL22 mi away
Good weather · 71/100 Typical: 44° / 28°F · 23% rain
5% slower times (5K)past finishers
St. Charles, IL19 mi away
Fair weather · 67/100 Typical: 41° / 26°F · 25% rain
Geneva, IL22 mi away
Fair weather · 61/100 Typical: 36° / 21°F · 23% rain
Batavia, IL24 mi awayRegistration opens Jan 23, 2027
Tough weather · 48/100 Typical: 28° / 12°F · 24% rain
17% faster times (trail 5K)past finishers
Saint Charles, IL24 mi away
Harsh weather · 0/100 Typical: 29° / 13°F · 25% rain
St. Charles, IL19 mi awayRegistration opens Mar 14, 2027
Good weather · 70/100 Typical: 48° / 28°F · 29% rain
6% faster times (trail 10K)past finishers
Sugar Grove, IL18 mi away
Good weather · 72/100 Typical: 79° / 58°F · 41% rain
13% slower times (5K)past finishers
Huntley, IL25 mi awayRegistration opens Mar 28, 2027
Tough weather · 53/100 Typical: 82° / 64°F · 41% rain
15% faster times (mile)past finishers
DeKalb, IL0 mi awayRegistration opens Mar 31, 2027
Ideal weather · 92/100 Typical: 73° / 52°F · 31% rain