100-Mile Trail Runs in North Ostrobothnia
Planning your next running challenge? This page lists all 100-mile trail running races held in North Ostrobothnia. Whether you're an experienced runner or a beginner, you'll find a suitable race here. Explore the races and discover an inspiring running event that will help you on your journey to becoming a faster runner. Use filters to find the perfect race for you, such as selecting your preferred surface (e.g., forest trail) and other criteria. Check the race calendar and competition calendar to find your next race. Race route is an important part of running, so choose one that suits you!
