The Larne AC Coast Road 10 Miler is a flat and fast out-and-back road race starting at the top of Larne Promenade on the Coast Road. The course follows the stunning Antrim Coast Road northward to the turning point at the Halfway House Hotel, before runners retrace the route back to the finish line at the Prom Café on Larne Promenade. The course is renowned for its exceptional flatness and fast conditions, making it a popular choice for those chasing personal bests. The route is fully road-based and marshalled throughout, with the spectacular scenery of the County Antrim coastline providing a dramatic backdrop. Tea and food are provided after the race. The event is organised by Larne Athletic Club and attracts over 700 runners annually.