Trail Running Calendar Connecticut 2026-2027

Spring Fling 600 in Southington, CT on May 9, 2026 features a 600 minute looped trail event and a 6 Mile race at YMCA Camp Sloper. Both events use chip timing and offer finisher medals and awards for top competitors.

A community event on May 9, 2026 featuring a Family Color Run and a 5K Trail Run at Hamden and New Haven YMCA locations. Registration runs from Feb 20 to May 8 with entry fees of $10 and $30; first 100 pre-registrants receive a Y giveaway.

Test your endurance on a 2.2 mile loop through the scenic Roosevelt Forest. This nine hour ultra event offers a supportive atmosphere for runners aiming to hit personal distance goals on classic New England trails.

A last person standing event on rugged Ragged Mountain in Berlin CT where runners repeat a roughly 3.11 mile loop each hour until one runner remains. Entry is limited to 55 and proceeds support local trail and youth running programs.

New for 2026: an all-new Soapstone Mountain Half Marathon and a 6K Sampler in Stafford Springs, CT, both routed through Shenipsit Forest and past the Soapstone fire tower. The event is part of the Blue Blazed Trail Running Series and suppor..

A 3.5 mile trail run and walk at Woodtick Recreation Area in Wolcott CT on May 17, 2026. Proceeds support the Wolcott Cross Country Teams and division winners receive medals, with race entry including a free $10 pass to the CT Food Truck Ba..

A community campus race in East Haddam with a 1.75 mile loop, kids races on the soccer field, water stops and reused trophy awards. The course is mainly packed dirt with hills and a fast downhill finish.

A one-day return of the Somers Summer 5K on May 17, 2026 at Field Road Park; entry is free and registration runs from August 28, 2025 to May 16, 2026. Proceeds support improvements to the park fitness trail.

A road half marathon around Mine Hill Distillery in Roxbury CT featuring mixed paved and dirt roads, a long climb in the first half and a mostly downhill return. Three aid stations support a cupless hydration policy and finishers receive a..

A timed 5K trail race at Coogan Farm in Mystic, running through meadows, woods, and fields, with limited entry, tiered fees, an awards ceremony, and opportunities to meet Nature Center animal ambassadors.

A weekly 5K cross-country trail series at Worthington Winery in Somers, Connecticut, held Wednesdays from June 3 to July 1, 2026. The course runs through backwoods and vineyard areas with views of ponds and a covered bridge.

Multi-day elevation based endurance events at Mohawk Mountain in Connecticut, June 4 to 7, 2026. Solo, Trail Buddy and Trail Family formats cover timed events from a 12-hour 15-mile option up to 84-hour 152+ miles with large elevation gain.

Experience a timed 5K trail run or walk through the scenic woods and fields of the Van Vleck Farm and Nature Sanctuary. Enjoy live music and food trucks at this annual community event in Woodbury.

A trail festival at Norbrook Farm Brewery with running races, a run and bike duathlon, and mountain bike events on farm road and single track trails. Participants 21 and over receive one free beer ticket and there are finisher medals and aw..

A 5K trail and obstacle run on the 400 acre campus of Gaylord Specialty Healthcare in Wallingford CT, featuring 24 obstacles and a festival area with vendors, live music, and food trucks, supporting the Gaylord Sports Association.

Six hours of looped trail running at Ansonia Nature Center on Saturday June 13, 2026. The course uses roughly 1.9 mile singletrack laps with about 170 feet of elevation gain per lap and is limited to 69 runners.

Trail races at Mansfield Hollow State Park: a roughly 15.7 mile out and back on the Nipmuck Trail and a new 5K trail loop. Proceeds support Connecticut trail stewardship groups.

A community 5K trail run, walk, and hike at Eisenhower Park in Milford on June 14, 2026, on a high school cross country course. The event supports the Milford Rotary and Beth El Center and includes music, water, snacks, awards, and T shirts..

Celebrate the switch to summer with a trail race through the landscape of Hebron Connecticut. Choose between three different distances for a run through the woods during the solstice.

Test your endurance at Roosevelt Forest on a 2.1 mile loop featuring classic New England terrain. Complete as many laps as you wish over 33 hours or aim for the 100 mile buckle in this intimate 50 runner event.