Challenging Ayrshire endurance race returns in landmark year 2026

Celebrate 20 incredible years of one of Scotland’s most iconic endurance events! The River Ayr Way Challenge returns this September — a spectacular 40-mile ultra marathon that takes runners on an unforgettable journey through the heart of Ayrshire. Starting at the historic Glenbuck Loch, the route follows Scotland’s first source-to-sea pathway, winding through dramatic gorges, woodlands, open countryside and wildlife-rich riverbanks before finishing in the coastal town of Ayr. It’s a test of grit, determination and pure adventure — and the perfect way to mark two decades of this much-loved event. Whether you’re chasing a personal best, ticking off your first ultra, or returning to honour the event’s 20-year legacy, this is your chance to experience a true Scottish endurance classic.