title: Letterkenny
context: Letterkenny  (Irish: Leitir Ceanainn, meaning "hillside of the O'Cannons"), nicknamed "the Cathedral Town",[2][3] is the largest and most populous town in County Donegal in Ulster, Ireland. It lies on the River Swilly in East Donegal and has a population of 19,274.[1] Along with the nearby city of Derry, Letterkenny is considered a regional economic gateway[4] for the North-West of Ireland. Letterkenny acts as an urban gateway to the Ulster Gaeltacht, similar to Galway's relationship to the Connemara Gaeltacht.
question: What is the population of Letterkenny?
answers: 19,274