South Dublin South Dublin South Dublin () is a county in Ireland, within the province of Leinster, and the Dublin Region, a successor to County Dublin, from which its name derives. South Dublin County Council is the local authority for the county. The county contains both dense suburbs of Dublin and stretches of unpopulated mountain. In 2011 it had a population of 278,749, making it the third most populous county in the state. South Dublin has an area of 222.74 square kilometres. It is bounded by Dublin City (15 km to the north east), the River Liffey (separating it from Fingal to
Dublin Marathon Ireland on Facebook. Dublin Marathon The Dublin Marathon is an annual 26.2 mile (42.2 kilometer) marathon in Dublin, Ireland, held on the last Sunday in October. Prior to 2016, the race took place on the last Monday in October, which is a public holiday in Ireland. Held each year since 1980, a record 19,500 people entered the 2016 race including over 5,000 entrants from outside Ireland. The course is generally reasonably flat. It starts at Fitzwilliam Square in the city centre and concludes at Merrion Square. Exact routing varies, although in recent years the race has proceeded in an anti-clockwise