The Cow Shed Backyard Ultra

The Cow Shed Backyard Ultra is an endurance running event held on September 20, 2025, at Wheelbirks Farm in Northumberland. Participants run a 4.1-mile loop every hour on the hour until only one runner remains, with the last person standing crowned the winner. The event features both individual and team categories, with a new team option for 2025.

The course includes farmland, woodland, and trail sections, with about 550 feet of elevation gain per loop. All runners receive eco-friendly memorabilia, and amenities include camping, food vendors, and water stations. The event emphasizes sustainability and outdoor challenge. Visit the organization's website for the most recent information.