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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96 races within 25 mi of Erie, CO
Louisville, CO10 mi away
Good weather · 75/100 Typical: 89° / 60°F · 39% rain
Denver, CO21 mi away
Fair weather · 59/100 Typical: 91° / 62°F · 35% rain
6% slower times (half)past finishers
Denver, CO20 mi awayRegistration opens Dec 1, 2026
Harsh weather · 32/100 Typical: 88° / 62°F · 46% rain
Eldorado Springs, CO17 mi away
Ideal weather · 89/100 Typical: 77° / 48°F · 43% rain
Arvada, CO16 mi away
Fair weather · 61/100 Typical: 88° / 61°F · 39% rain
5% faster times (5K)past finishers
Longmont, CO9 mi awayRegistration opens Mar 12, 2027
Good weather · 74/100 Typical: 88° / 61°F · 39% rain
Denver, CO21 mi away
Good weather · 74/100 Typical: 88° / 61°F · 39% rain
8% slower times (5K)past finishers
Lyons, CO23 mi awayRegistration opens Jan 30, 2027
Ideal weather · 91/100 Typical: 76° / 47°F · 37% rain
Westminster, CO12 mi away
Fair weather · 67/100 Typical: 87° / 59°F · 33% rain
Denver, CO21 mi away
Good weather · 82/100 Typical: 81° / 53°F · 25% rain
Westminster, CO12 mi away
Ideal weather · 87/100 Typical: 79° / 51°F · 22% rain
7% slower times (5K)past finishers
Longmont, CO8 mi away
Ideal weather · 92/100 Typical: 79° / 51°F · 22% rain
Westminster, CO12 mi awayRegistration opens Nov 1, 2026
Ideal weather · 98/100 Typical: 68° / 40°F · 19% rain