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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89 races within 25 mi of Southbury, CT
Litchfield, CT20 mi away
Ideal weather · 87/100 Typical: 55° / 37°F · 32% rain
27% faster times (5K)past finishers
Milford, CT20 mi away
Ideal weather · 91/100 Typical: 59° / 48°F · 28% rain
Roxbury, CT6 mi away
Ideal weather · 90/100 Typical: 57° / 39°F · 30% rain
Bridgeport, CT19 mi away
Ideal weather · 91/100 Typical: 59° / 48°F · 28% rain
Stratford, CT22 mi away
Ideal weather · 91/100 Typical: 58° / 47°F · 27% rain
13% faster times (5K)past finishers
Litchfield, CT20 mi awayRegistration opens Nov 5, 2026
Ideal weather · 85/100 Typical: 53° / 35°F · 27% rain
31% faster times (5K)past finishers
Bethel, CT11 mi away
Ideal weather · 87/100 Typical: 55° / 36°F · 26% rain
Meriden, CT22 mi away
Ideal weather · 89/100 Typical: 55° / 37°F · 25% rain
7% slower times (5K)past finishers
Roxbury, CT6 mi away
Ideal weather · 87/100 Typical: 55° / 36°F · 26% rain
Fairfield, CT21 mi away
Ideal weather · 91/100 Typical: 56° / 39°F · 25% rain
12% faster times (5K)past finishers
Thomaston, CT15 mi away
Ideal weather · 88/100 Typical: 54° / 36°F · 26% rain
14% faster times (5K)past finishers
Litchfield, CT20 mi away
Good weather · 84/100 Typical: 52° / 34°F · 27% rain
Woodbridge, CT14 mi away
Ideal weather · 88/100 Typical: 54° / 36°F · 26% rain
Westport, CT24 mi away
Ideal weather · 89/100 Typical: 54° / 38°F · 28% rain
11% faster times (5K)past finishers
Litchfield, CT20 mi away
Ideal weather · 87/100 Typical: 48° / 31°F · 29% rain
6% faster times (half)past finishers
Fairfield, CT19 mi away
Ideal weather · 89/100 Typical: 53° / 42°F · 28% rain
Kent, CT22 mi away
Good weather · 81/100 Typical: 50° / 33°F · 30% rain
Wallingford, CT21 mi away
Fair weather · 63/100 Typical: 50° / 33°F · 28% rain
Roxbury, CT6 mi away
Good weather · 78/100 Typical: 47° / 31°F · 29% rain
Wallingford, CT22 mi away
Good weather · 79/100 Typical: 47° / 31°F · 28% rain
10% faster times (8K)past finishers
Waterbury, CT11 mi away
Good weather · 79/100 Typical: 47° / 31°F · 28% rain