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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45 races within 25 mi of Upland, CA
Glendora, CA10 mi away
Ideal weather · 99/100 Typical: 66° / 47°F · 18% rain
El Monte, CA24 mi away
Ideal weather · 97/100 Typical: 65° / 46°F · 23% rain
9% faster times (5K)past finishers
Brea, CA19 mi awayRegistration opens Nov 1, 2026
Ideal weather · 97/100 Typical: 65° / 46°F · 23% rain
Anaheim, CA22 mi away
Ideal weather · 99/100 Typical: 68° / 48°F · 18% rain
Yorba Linda, CA19 mi away
Ideal weather · 100/100 Typical: 69° / 49°F · 13% rain
Los Angeles, CA9 mi away
Ideal weather · 100/100 Typical: 70° / 49°F · 9% rain
37% slower times (5K)past finishers
Corona, CA19 mi away
Ideal weather · 88/100 Typical: 74° / 47°F · 8% rain
San Dimas, CA9 mi away
Ideal weather · 100/100 Typical: 71° / 50°F · 6% rain
South El Monte, CA24 mi away
Ideal weather · 100/100 Typical: 75° / 54°F · 5% rain
19% slower times (5K)past finishers
South El Monte, CA24 mi awayRegistration opens Nov 1, 2026
Ideal weather · 100/100 Typical: 75° / 54°F · 5% rain
5% slower times (5K)past finishers
Claremont, CA4 mi awayRegistration opens Jan 4, 2027
Ideal weather · 100/100 Typical: 79° / 52°F · 5% rain
South El Monte, CA24 mi awayRegistration opens Dec 31, 2026
Good weather · 82/100 Typical: 84° / 63°F · 2% rain
Anaheim, CA22 mi awayRegistration opens Nov 23, 2026
Ideal weather · 100/100 Typical: 69° / 50°F · 14% rain