Trails & Tarmac Backyard Ultra

Crickhowell, United Kingdom • 13 Feb 2026

The Trails & Tarmac Backyard Ultra, organized by Limitless Trails, is an endurance running event held near Crickhowell in the Black Mountains, Powys, UK. The race features a 4.2-mile (approximately 4.17 miles) loop combining equal parts trail and tarmac, with mostly flat terrain, one gradual climb, and a short steep section, allowing for a fast course. Participants run one loop every hour, continuing until only one runner remains, who receives the winner's trophy.

Runners completing at least 32 miles earn ultra medals. The event offers on-course aid, hot food after the fifth loop, medical support, showers, toilets, and parking. Camping options and post-race recovery facilities are also available. Visit the organization's website for the most recent information.

Race information

4 mi
4.2 Mile Loop
Visit the organization's website for the most recent information.
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