County Mayo is a county in Ireland. In the West of Ireland, in the province of Connacht, it is named after the village of Mayo, now generally known as Mayo Abbey. Mayo County Council is the local authority. The population was 137,231 at the 2022 census. The boundaries of the county, which was formed in 1585, reflect the Mac William Íochtar lordship at that time.
SponsoredOverwhelmed by vacation options? Don't waste time and money on subpar experiences. Relax and let our local experts craft your vacation in Ireland. Learn more!
Personalized Tours · Expert Local Knowledge · 24 Hour Emergency Support
Service catalog: Corporate Travel, Castle Vacations, Chauffeur Driven, Group Tours