Backyard ultra race calendar
Find a backyard ultra by comparing listed dates, locations, terrain, and organizer information. Browse US races first, followed by international editions and the archive. Upcoming editions stay together as new years are added to the directory.
A nearby event can still have specific qualification, crew, parking, or camping rules. Check the current organizer instructions before choosing a race.
Listed US editions across all available years, ordered by start date. Check each event's entry or qualification requirements.
Bell Buckle, Tennessee, USA (and worldwide satellite sites) · Trail
The premier backyard ultra team event. National teams of 15 runners compete simultaneously at satellite sites worldwide. Each runner completes 4.167-mile loops every hour. The country with the most total loops wins.
Lorton, Virginia, USA · Trail
A high-level backyard ultra at Meadowood Special Recreation Management Area, built for deep performances in a small, highly supported field.
Listed editions outside the United States, ordered by start date.
St Ives Showground, Sydney, Australia · Trail
One of Australia's premier backyard ultra events. A last-person-standing race starting at 8:00 AM at St Ives Showground with a community-focused atmosphere.
Cajamar, São Paulo, Brazil · Trail
A steep last-person-standing race in Cajamar, with each hourly 6.706 km trail loop climbing roughly 293 m.
Monsanto Forest Park, Lisbon, Portugal · Trail
A last-person-standing trail race on an hourly 6.706 km loop inside Lisbon's large Monsanto Forest Park.
Zeewolde, Netherlands · Trail
The official Netherlands satellite event for the World Team Championship. Athletes compete as part of the Dutch national team on a course in Zeewolde.
Villa Carlos Paz, Córdoba, Argentina · Mixed
An inaugural night-start backyard ultra on Villa Carlos Paz's lakeside costanera, repeating a flat 6.706 km loop every hour.
Archived editions for course and organizer research. Check the official website for a newer race date.
No matching editions are currently in this curated directory section.
Compare the locations in the US or international section, then check the organizer's website for course access and entry details. This directory is selective and does not calculate travel distance or list every local event.
Yes. It includes all backyard editions currently in the directory. Active and upcoming races are ordered by date, and listed editions move to the archive after their recorded end date. A separate calendar contains only 2026 editions.
No. Some events have qualification or team-selection requirements. Use the event profile and official organizer information to confirm eligibility and current registration availability.
Understand yards, hourly starts, and how a winner is decided.
Open resource →Use an adaptable 16-week framework and printable planning worksheet.
Open resource →Compare yards, distance, loop pace, and the time left at base.
Open resource →Focus on the listed 2026 editions, including the archive.
Open resource →Current calendar: Backyard Ultras