Dublin is Ireland’s capital city and largest. It lies in the province of Leinster, on the east shore, at the mouth of the River Liffey. The Dublin Mountains border it to the south, which is part of the Wicklow Mountains range. The population in the urban area is 1,173,179. However, the population of the Dublin Region (traditional County Dublin) was 1,347.359. According to the 2016 census, the Greater Dublin Area had 1,904,806 people.

Galway is located in western Ireland’s province of Connacht. It is the county city of County Galway named after it. It is situated on the River Corrib, between Galway Bay and Lough Corrib, and is the sixth-most populous city in Ireland.

The second largest city in the Republic of Ireland is Cork, located in the southwest of Ireland, in the province of Munster. Following an extension to the city’s boundary in 2019, its population is c. 210,000.

The city center is an island positioned between two channels of the River Lee, which meet downstream at the eastern end of the city center, where the quays and docks along the river lead outwards towards Lough Mahon and Cork Harbour, one of the largest natural harbors in the world.

Limerick is located in County Limerick, Ireland. It is part of the Mid-West Region. Limerick, with a population of 94192, was the third most populous urban area of the state and fourth on the island of Ireland, according to the 2011 census.

The river Shannon runs through the city, and the historical core is on King’s Island. The Abbey and Shannon Rivers border it. Limerick can also be found at the Shannon Estuary’s head, where the river narrows before entering the Atlantic Ocean. Limerick City and County Council are the local authorities for the city.

Waterford is located in County Waterford, southeast Ireland. It is found in the province of Munster. It is located at the mouth of Waterford Harbour. It is Ireland’s fifth-largest city and oldest.

It is the tenth-most populous settlement in Ireland. Waterford City and County Council are the local government authorities for the city. The 2016 Census shows that 53,504 people reside in the town. There is also a larger metropolitan population of 82.963.