Dublin is the capital and largest city of Ireland. Situated on a bay on the east coast, at the mouth of the River Liffey, it is in the province of Leinster and the Eastern and Midland Region. It is bordered on the south by the Dublin Mountains, a part of the Wicklow Mountains range. At the 2016 census, it had an urban area population of 1,173,179, while the population of the traditional County Dublin as a whole was 1,347,359. The population of the Greater Dublin Area was 1,904,806.