100 Miles Backyard Ultra Races – Find Your Next Adventure

Are you looking for 100 miles Backyard Ultra running races? Our race calendar and race list help you find the perfect running races in Sweden. Whether you're searching in Stockholm, Uppsala, or anywhere else in the country, from all counties, we've gathered all the races in one place. Use our running calendar to plan your training and find your next big challenge. This is your complete running calendar for Backyard Ultra 100 miles races.

All races in Sweden