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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98 races within 25 mi of Old Greenwich, CT
Bronx, NY20 mi away
Good weather · 71/100 Typical: 41° / 28°F · 35% rain
Hauppauge, NY24 mi away
Good weather · 74/100 Typical: 43° / 34°F · 35% rain
Wilton, CT15 mi away
Good weather · 71/100 Typical: 41° / 28°F · 34% rain
19% faster times (5K)past finishers
Seaford, NY24 mi away
Good weather · 71/100 Typical: 44° / 36°F · 35% rain
8% faster times (5K)past finishers
Stratford, CT25 mi away
Good weather · 73/100 Typical: 43° / 33°F · 34% rain
9% faster times (5K)past finishers
New Canaan, CT10 mi away
Good weather · 70/100 Typical: 40° / 27°F · 33% rain
15% faster times (5K)past finishers
Flushing, NY22 mi away
Good weather · 75/100 Typical: 40° / 27°F · 37% rain
Nyack, NY19 mi away
Fair weather · 68/100 Typical: 40° / 27°F · 37% rain
10% faster times (5K)past finishers
New York, NY23 mi away
Good weather · 74/100 Typical: 38° / 25°F · 34% rain
Fairfield, CT18 mi away
Fair weather · 66/100 Typical: 37° / 23°F · 29% rain
Kings Park, NY19 mi awayRegistration opens Dec 1, 2026
Good weather · 71/100 Typical: 42° / 31°F · 31% rain
1340% slower times (trail mile)past finishers
Congers, NY21 mi away
Ideal weather · 85/100 Typical: 48° / 31°F · 29% rain
39% faster times (half)past finishers
Valley Cottage, NY20 mi away
Ideal weather · 89/100 Typical: 50° / 33°F · 37% rain
32% faster times (marathon)past finishers
Valley Cottage, NY20 mi away
Ideal weather · 90/100 Typical: 51° / 33°F · 38% rain
45% faster times (marathon)past finishers
Cross River, NY17 mi away
Good weather · 81/100 Typical: 53° / 33°F · 36% rain
16% faster times (trail 5K)past finishers
Seaford, NY24 mi away
Tough weather · 41/100 Typical: 53° / 42°F · 37% rain
Bronx, NY20 mi away
Ideal weather · 94/100 Typical: 60° / 40°F · 32% rain
Katonah, NY18 mi awayRegistration opens Jan 31, 2027
Ideal weather · 91/100 Typical: 60° / 38°F · 31% rain
29% faster times (trail mile)past finishers
Cross River, NY17 mi awayRegistration opens Jan 8, 2027
Ideal weather · 92/100 Typical: 62° / 40°F · 35% rain
14% slower times (trail 10K)past finishers
New York, NY23 mi awayRegistration opens Jan 1, 2027
Ideal weather · 90/100 Typical: 62° / 43°F · 41% rain
Bronx, NY20 mi awayRegistration opens Dec 31, 2026
Ideal weather · 91/100 Typical: 64° / 45°F · 42% rain
4% faster times (50K)past finishers
Stratford, CT25 mi awayRegistration opens Feb 20, 2027
Ideal weather · 90/100 Typical: 59° / 47°F · 39% rain
4% faster times (5K)past finishers