From 1918 to 1921, it was also used as a constituency for Dáil Éireann From the dissolution of 1922, the area was no longer represented in the UK Parliament.

It was predominantly on the northside of the city, but crossed the River Liffey to include College Green.

This was a strongly Nationalist area, which moved after the 1916 Easter Rising to supporting Sinn Féin.

[6] Under the Government of Ireland Act 1920, the area was combined with the Dublin Harbour Division to form Dublin Mid, a 4-seat constituency for the Southern Ireland House of Commons and a single constituency at Westminster.

[9] Therefore, no vote was held in Dublin Mid at the 1922 United Kingdom general election on 15 November 1922, shortly before the Irish Free State left the United Kingdom on 6 December 1922.