Ayr (/ɛər/; Scottish Gaelic: Inbhir Àir, "Mouth of the River Ayr") is a town and former Royal Burgh sitting along the west coast of Ayrshire in Scotland. It forms a part of the South Ayrshire Local Authority area, serving as the area's administrative centre. Historically, Ayr was the county town of Ayrshire until 1975. Ayr is currently the most populated settlement in Ayrshire and the South of Scotland. It is the 13th most populous locality in Scotland.