Achill Half Marathon & 10K

Voted Ireland's "Best Half Marathon 2018" & "Ireland's Most Scenic Race 2018" in RunIreland.com Best of 2018 Awards Come and run on the Wild Atlantic Way!! Achill Half Marathon & 10k takes place on on the first Saturday in July on Achill Island, Co Mayo, at the heart of the Wild Atlantic Way in the west of Ireland. Experience the most scenic half marathon course in Ireland, passing vast bogs, golden beaches, soaring mountains and finishing at the edge of the crashing Atlantic.