Tunxis Trail Ultramarathon

SEP
26
2026
Experience a technical trail race through the Nassahegan State Forest and Devil’s Kitchen in Burlington, featuring 5K and 8K distances on the Blue-Blazed hiking trail system.
Sat 26 Sep 2026
8 kilometers 5 kilometers

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Event Overview

The Tunxis Trail Races are held in Burlington, Connecticut, within the Tunxis Trail system. This trail network is part of the Blue-Blazed hiking trail system managed by the Connecticut Forest and Parks Association. The event serves as a fundraiser for the Burlington Land Trust and is included in the Blue-Blazed Trail Running Series.

The event features two distances:

  • 8 km (5 miles)
  • 5 km (3.1 miles)

Course Details

The routes consist of a variety of surfaces, including double track, single track, half track, and off-track sections, along with a small portion of road. The terrain is technical and includes segments that may feature natural vegetation such as prickers depending on trail maintenance.

Participants on the 8 km course pass several notable local landmarks within the Burlington trail system. These locations include the Connecticut State Trout Hatchery, the Nassahegan State Forest, and the geological feature known as Devil’s Kitchen. The race start and finish area is located at 275 Punch Brook Road. Visit the organization's website for the most recent information.

8 km
5 km

Events nearby

Trail races at Mohawk Mountain Ski Area in Cornwall, CT on October 11 with 5K, 10K, half and full marathon courses over ski slopes and Mohawk State Forest.
A 3.5 mile trail run and walk on the scenic, flat Mill Pond Trail at Woodtick Recreation in Wolcott CT on October 17, 2026. Tiered online registration is available and a post-event meal is included with registration.
A charity 5K on the scenic trails at Norbrook Farm Brewery in Colebrook CT supporting the Lymphoma Research Foundation with local beer available after the run.
A 10 km rolling loop on technical single track in Penwood State Park, organized by CT Trailmixers, with no aid stations and proceeds partly to NAMI.
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