Trail Running Calendar Alberta 2025-2026

We have found 23 Trailruns in Alberta. Check below where and when you can find the races.

The Bow Valley Ultra, originally envisioned as a 100-mile ultramarathon, is a community-driven event celebrating connection and trail stewardship in the Bow Valley region. Although the full race will not proceed as planned, the spirit of the event lives on through a low-key, unmarked fun run held on..

November 2025

The Bar-Ka-Koo Ultra & Relay is a challenging trail running event held at Chickakoo Lake Recreation Area in Parkland County. Covering a total distance of 55 km, participants complete five 11 km loops on a 75% technical single-track course. The race features a 10-hour cutoff, with mandatory checkpoin..

May 2026

The Oldman Backyard Ultra is a unique endurance running event held near the Oldman River in Lethbridge, Alberta, featuring a 6.7 km loop course through rolling coulees. As one of Alberta's first Backyard Ultras and a 2026 Silver Ticket event in Canada, it challenges runners to complete laps every ho..