Running Races in Old Greenwich, Connecticut 2026 | Browse All Races

There are 2 running races in Old Greenwich, Connecticut in 2026. The next is the Greenwich Half Marathon on September 27. Distances include 5K races, half marathons.

Greenwich Half Marathon

Sun, Sep 27 · Old Greenwich, CT Old Greenwich

Road Half Marathon

From $70 Open Closing Soon

Dana's Angels Research Trust's 2026 "DART To The Finish" 2 Mile Walk to Cure Niemann-Pick type C Disease

Sat, Oct 3 · Old Greenwich, CT Old Greenwich

Virtual Adult Donation -w- Fees Incl., 22 years old & up - 2 Mile Walk at Tods PointYouth Donation -w- Fees Incl., 10 years old to 21 years old - 2 Mile Walk at Tods Point2 Mile Walk - Children Under 10yo - Free +1

From $0 Open

Running Races in Old Greenwich, Connecticut — 2026

Greenwich Half Marathon

Dana's Angels Research Trust's 2026 "DART To The Finish" 2 Mile Walk to Cure Niemann-Pick type C Disease

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