RunRace USA › Connecticut › The River Run
The River Run
Simsbury, Connecticut · Saturday, September 26, 2026 · 5K, 10K, 1 Mile
Official race page & registration ↗The River Run takes place on Saturday, September 26, 2026 in Simsbury, Connecticut. The race offers 3 distances: 5K, 10K, 1 Mile. For anyone travelling in, Avon is about 5 miles away and Springfield is about 19 miles away.
It is one of 89 races on the Connecticut calendar that September. At $30, entry sits above the $25 median for a Connecticut 10K.
- Date
- Saturday, September 26, 2026
- Location
- Simsbury, Connecticut
- Distances
- 5K, 10K, 1 Mile
- Entry fee
- from $30
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Simsbury: check in Sep 25, out Sep 27.
Common questions
When is The River Run?
The River Run is scheduled for Saturday, September 26, 2026.
Where is The River Run held?
The River Run is held in Simsbury, Connecticut. It is about 5 miles from Avon and 19 miles from Springfield.
What distances does The River Run offer?
The listed distances are 5K, 10K, 1 Mile.
How much does The River Run cost?
Entry is listed from $30. Check the official race page for the current price, which usually rises closer to race day.
How do I register for The River Run?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
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- Sep 262026 Pies & Pub TaTa Trot 5kMiddlebury, CT
- Sep 26Chamber Challenge 5KMeriden, CT
- Sep 26Come on Over 5K and 2.1 Mile Fitness WalkPortland, CT
- Sep 26Cromwell Riverport 5kCromwell, CT
See every race on the Connecticut calendar, Connecticut 5Ks, Connecticut 10Ks, or use the Race Finder for maps and filters.