Moosup Valley 5K/10K

Lace up your trail shoes for the Moosup Valley 5K/10K, an exhilarating all-trail race set for Sunday, September 27, 2026, in Plainfield, CT. This event promises a truly immersive experience on the scenic and newly restored Moosup Valley State Park Trail. Runners will traverse a 100% trail course, navigating picturesque landscapes that wind through wetlands, alongside rivers and ponds, and showcase the natural beauty of Northeastern Connecticut. The route offers a challenging yet rewarding experience, only crossing one dead-end road, Barber Hill Road, ensuring a pure trail adventure.

With typical race day conditions boasting highs around 72F and lows around 52F, accompanied by only a 13% chance of precipitation, September provides ideal weather for hitting the trails. Both the 5K and 10K distances kick off from the Moosup Valley State Park Trail entrance at Griswold Products (3 River Street, Moosup, CT). Beyond the stunning scenery, this race stands out for its community focus, with proceeds supporting The Rotary Club of Plainfield, CT Foundation's efforts against food insecurity and for women's health.

Finish strong and celebrate your accomplishment with fellow runners at Moosup Rotary Park (15 Prospect Street), a short walk from the finish line, where food and beverages await. Participants also receive a choice of a commemorative medallion or a quality tee shirt to mark their achievement. Adding to the unique atmosphere, leashed, well-behaved K-9 companions are welcome to join in the fun, making it a perfect day out for the whole family, including a Kids Fun Run.