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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112 races within 25 mi of Arvada, CO
Boulder, CO16 mi away
Ideal weather · 89/100 Typical: 80° / 51°F · 32% rain
Louisville, CO7 mi away
Good weather · 82/100 Typical: 81° / 51°F · 30% rain
Thornton, CO10 mi away
Ideal weather · 87/100 Typical: 86° / 55°F · 27% rain
20% slower times (5K)past finishers
Arvada, CO4 mi away
Ideal weather · 87/100 Typical: 87° / 56°F · 26% rain
Louisville, CO7 mi away
Good weather · 75/100 Typical: 89° / 60°F · 39% rain
Denver, CO10 mi away
Fair weather · 59/100 Typical: 91° / 62°F · 35% rain
6% slower times (half)past finishers
Golden, CO11 mi away
Good weather · 72/100 Typical: 86° / 59°F · 52% rain
Denver, CO14 mi awayRegistration opens Dec 1, 2026
Harsh weather · 32/100 Typical: 88° / 62°F · 46% rain
Eldorado Springs, CO10 mi away
Ideal weather · 89/100 Typical: 77° / 48°F · 43% rain
Arvada, CO4 mi away
Fair weather · 61/100 Typical: 88° / 61°F · 39% rain
5% faster times (5K)past finishers
Longmont, CO22 mi awayRegistration opens Mar 12, 2027
Good weather · 74/100 Typical: 88° / 61°F · 39% rain
Denver, CO10 mi away
Good weather · 74/100 Typical: 88° / 61°F · 39% rain
8% slower times (5K)past finishers
Highlands Ranch, CO25 mi away
Good weather · 76/100 Typical: 85° / 58°F · 48% rain
11% slower times (5K)past finishers