5th Persistence Backyard Ultra
5th Persistence Backyard Ultra is a 43-hour timed race in London, Ontario, Canada, taking place on Aug 1 – Aug 2, 2026.
- Date
- Aug 1 – Aug 2, 2026
- Duration
- 43 h
- Location
- London, Ontario, Canada
- Format
- Timed race
More ultras in Canada
- 11th Buckin' Hell 50 KmJul 25, 2026 · Deep Cove, BC, Canada · 50 km
- 4th Brokenagan Backyard 24Jul 25, 2026 · Vernon, British Columbia, Canada · 18 h
- 4th Brokenagan Backyard UltraJul 25, 2026 · Vernon, British Columbia, Canada · 25 h
- 9th Tally in the Valley 100 Miles Trail RaceJul 25 – Jul 26, 2026 · Dundas, ON, Canada · 161 km
- 9th Tally in the Valley 12 Hour Trail Night RaceJul 25 – Jul 26, 2026 · Dundas, ON, Canada · 12 h