The River Run - Simsbury, CT

SEP
26
2026
The River Run in Simsbury offers a flat, USATF-certified 5K and 10K course along the Farmington River. The family-friendly event includes a free kids run and a post-race party with food and music. All proceeds from this long-running race support local community projects.
Sat 26 Sep 2026

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Events

The event features three race options: a USATF-certified 5K, a USATF-certified 10K, and a Kids Run. The children's race includes distances of one mile and half a mile and is free to enter.

Course

The course for the 5K and 10K is described as very flat and follows smooth roads. The route passes by parks, the Farmington River, farms, and residential areas.

Registration & Fees

Registration fees increase as the event date approaches. A free performance shirt is included with pre-registration for the 5K or 10K, subject to availability. All registration fees are non-refundable, and registration is available on the day of the event.

Event Details

Early packet and t-shirt pickup is available the day before the race at the Ticket Depot near the Iron Horse Playground. Parking is located in commuter lots along Iron Horse Boulevard, a short walk from the start and finish areas. Dogs on leashes, strollers, and push-rim wheelchairs are permitted, with participants asked to start towards the rear.

Awards & Post-Race

Awards are given to overall winners and the top three finishers in various age divisions, with custom pint glasses as prizes. A post-race party includes food from local vendors, beer (ID required), and music. The event is organized by the Simsbury-Granby Rotary Club, with all proceeds going back to the community. Visit the organization's website for the most recent information.

10k
Kids Run
Kids Run