Trail Running calendar near Williamsville 2025-2026

We have found 36 Trailruns within 80 miles of Williamsville. See below where and when you can find the races.

Run the High Tor Trail Marathon in Naples NY, starting and ending at Naples Community Park. Choose the half marathon or repeat the loop for the full and tackle scenic Finger Lakes Trail climbs and wooded descents.

The Webster Trail Classic in Webster, New York was scheduled for July 25, 2026 with a scenic 10 mile, a 3.5 mile and a kids one mile through wooded single track, fields and bridges. This event has been cancelled.

Experience the Mighty Mosquito Trail Fest on July 25 to 26 at Mendon Ponds with two days of trails from short races to ultras and relays and camping nearby. Proceeds support the Blue Foundation and a welcoming community vibe.

Tally in the Valley returns to Dundas Valley in Hamilton on July 25 and 26, with scenic 7 km loops through Carolinian forest. Choose from 7 km, 21 km, 100 miles and 6 12 and 24 hour events, with La Sportiva demos and giveaways.

August 2026

Rugged 100K through Bristol Hills Branch near Naples NY, mostly single track and very technical, with a 20 hour cutoff. Finishers earn UTMB 4 points and sub 20 hour runners qualify for Western States.

September 2026

Run scenic trails at Gannett Hill in the Ontario Summit Trail Races on September 12, 2026, with short and long course options for all levels. Post race food, a long sleeve shirt and pint glass plus camping make this a fun weekend.

Join ROCovery's Run Walk X Challenge on Sept 13, 2026 at Mendon Ponds Park in Henrietta, NY to support people in recovery. Run or walk in person or virtually with 5k and 10k options and help a cause that has engaged over 11,000 people.

Run scenic trails around Marilla Reservoir with 14 mile and 7 mile trail runs or a 4 mile hike. Enjoy winding single track, rolling hills and a finish at a historic covered bridge while supporting local trail maintenance.

October 2026

Run the Heart Lake stop of the 5 Peaks Ontario Trail Running Series on Saturday October 3, enjoying shaded trails, fall colours and lake views. Choose distances from a kids run to longer challenge and soak up a friendly trail race vibe.

Run Sticks n' Stones at Christie Lake on runnable 5.3 km loops with distances from 5 km up to 53 km solo or relay. Proceeds support Oceana Canada, La Sportiva will host a demo and giveaway, and finishers receive a medal.

Hit the trails at Long Sault Trail Race & Ultra in Bowmanville on October 17, with looped 7K courses from a kids fun run to a timed six hour ultrarun. Expect scenic single track, a friendly aid station, and community vibes with hoodies supp..

Experience peak fall foliage and roaring waterfalls at Many Lite in Letchworth State Park on October 18, 2026. Choose a 20 mile run or a 20 mile hike through scenic overlooks and the Genesee River gorge.

Tackle the Lost Valley Trail Race on the Iroquoia section of the Bruce Trail between Burlington and Dundas, with 10 km and scenic but rugged 25 km options. Limited to 180 runners, the course offers rocky single track, escarpment views and s..

Nelson's Summit 50/50 is a scenic trail race through Allegany State Park on a rolling 16 mile loop with challenging climbs and single track. Choose from 25k, 50k or 50 mile distances and enjoy stocked aid stations and event swag.

Run scenic, mostly fast trails at Hilton Falls with 10 km, 25 km and 50 km distances to suit every trail runner. Enjoy a few technical sections, a waterfall pin, on course s'mores, La Sportiva shoe demos and finisher swag.