Trail Running calendar near Hamden 2025-2026

We have found 72 Trailruns within 80 miles of Hamden. See below where and when you can find the races.

Event overview The Ospreys Dominion Wine Run 5k is scheduled for Saturday, March 21, 2026 in Peconic, NY at Osprey's Dominion Vineyards (44075 Main Rd, Peconic, NY 11958). The event is a 5k run/walk open to ages 1 through 99. The event is c..

Event overview The Enchanted Forest Ultra Run is a trail ultramarathon held at Roosevelt Forest, 700 Peters Lane, Stratford, CT. The event is offered as a 6-hour format and as a 50K distance. Field size is limited to 50 participants. Regist..

Run 16 miles of rugged single track through Bigelow Hollow and Yale Myers Forest to Boston Hollow in this intimate, capped trail race near Union, CT. Limited to 100 runners, the event supports local trail organizations.

Event details The Sleeping Giant Trail Runs take place March 29, 2026 at Sleeping Giant State Park, 200 Mt Carmel Ave, Hamden, CT. The event offers these distances: 25K 50K (two loops of the 25K loop) Registration closes March 27. Entry f..

April 2026

Big Bear Squatch North is a rugged trail race at Harriman State Park offering a half marathon and 10K with ruck divisions on technical singletrack and steep climbs with Hudson River and NYC skyline views. Limited to 400 runners.

Run Across CT 123 is a scenic 123 mile ultramarathon across Connecticut from East Thompson to Southport, weaving through forest trails and backroads. Enter as a timed solo or relay team and challenge yourself to finish within the 36 hour cu..

John Jay Community Trail Race is a community running event in Cross River, New York, on the John Jay Community Cross Country Trail. The event features a 5k Trail Race, a 4k Jay Walk, and a Kids Jay Dash, a 200-meter race. The 5k winds throu..

Run scenic singletrack at Penwood State Park in the Traprock 17 km and 50 km Ultramarathon, a friendly community race with short and long course options. Race day is the Saturday before the Boston Marathon.

Shore2Shore in East Islip offers 25K and 50K point to point runs along the Long Island Greenbelt from Sunken Meadow to Heckscher Park. Expect varied trails, five aid stations and a requirement to do two hours of trail work or donate $20.

Leatherman's Loop is a popular 10K trail race held annually in the spring at Ward Pound Ridge Reservation in Cross River, New York. The event attracts runners aged 7 to 107 and features a scenic course through natural trails. Due to high de..

Join the 52nd Jack Bristol Lake Waramaug Ultra Races in Kent CT on April 26, 2026 for 50K, 50 mile or 100K loops around scenic Lake Waramaug. Expect friendly aid stations, post race food and classic New England views.

May 2026

The VCP50k is an ultramarathon held in Bronx, New York, founded in 2023 and designed to accommodate both novice and experienced runners. The race features a challenging yet accessible course consisting of ten loops on the classic Tortoise a..

Event overview The Blue 2 Blue Challenge is a 50K trail event in New Haven, CT on May 3, 2026. It is held as an out-and-back that starts at West Rock Playground and follows the blue-blazed trail system. Organizers report a slightly over 80%..

The Dandelion Dash will take place in Hadley on Sunday 3 May 2026. You can run 5 kilometers.

Breakneck Point in Beacon, NY on May 3, 2026 is a rugged trail race that challenges seasoned runners with steep, technical terrain and dramatic views. Expect solid aid station support, post race food and memorable swag across 14 or 26 miles..

Forgotten Forest 9-Hour Ultra : May 16, 2026 The Forgotten Forest 9-Hour Ultra takes place at Roosevelt Forest in Stratford, CT (GPS address: 700 Peters Lane). The event is limited to 50 participants. Registration is final; there are no ref..

Event overview Run The Farm is a series of trail races held at Muscoot Farm in Katonah/Somers, NY (51 Route 100, Katonah, NY 10536). The event includes a 5 mile trail race and two age-group kids races (one for ages 7-12 and one for ages 2-6..

Event overview C'mon Armageddon is a trail race held May 17, 2026 in Norvin Green State Park, Old Jungle Habitat, 109 Airport Rd, West Milford, NJ. The event offers multiple race distances and registration opens on Mon. Nov 17, 2025. Awards..

June 2026

IronHike Series Spring '26 at Mohawk Mountain June 4 to 7, 2026 offers solo and team FlexRelay options with repeat climbs by day and night to amass mountain level elevation. Expect on course support and finisher medals.

Enjoy the Nipmuck South Trail Race in Mansfield CT, a 15.7 mile out and back along the Fenton River that winds through woods, fields and over small bridges. Organized by Shenipsit Striders, proceeds benefit local trail stewardship.