Leinster House

About Leinster House

Leinster House is the home of the Oireachtas, Ireland's parliament, on Kildare Street in central Dublin. It is worth seeking out for its rare double role: a working legislature housed in one of the city's defining Georgian mansions. The principal facade, lawns, and streetscape are easy to include on a walk between Merrion Square, the National Museum of Ireland - Natural History, and the National Gallery of Ireland.

The building began in 1745 as Kildare House for James FitzGerald, later the first Duke of Leinster, and was designed by Richard Cassels. The Royal Dublin Society bought it in 1815; since 1922 it has served as the seat of the Oireachtas. Its restrained Georgian-Palladian form has an international afterlife: the RDS archive notes that the building has had three distinct lives as aristocratic residence, learned-society headquarters, and parliament. Look for the symmetry of the Kildare Street front and the relationship between the historic house and the later parliamentary complex.

Treat it primarily as an exterior architectural and civic stop unless the Houses of the Oireachtas confirms a public tour, event, or gallery visit for your date. Parliament sits here, so visitor procedures, security screening, photography rules, access routes, and availability can change at short notice. The current official material confirms the building's role and history but does not provide a dependable daily tourist-admission timetable; verify directly before traveling rather than relying on older tour listings. Allow 15 to 30 minutes for the exterior, or longer only with confirmed entry.

The location is highly walkable and well served by central Dublin buses and nearby Luas Green Line stops. There is no reason to drive specifically for the facade, and central parking is limited and costly. The surrounding cultural cluster makes an efficient half-day: the National Gallery, Natural History Museum, Merrion Square, and the Book of Kells area are close enough to combine on foot. Level pavements make the exterior relatively straightforward, but confirm accessibility arrangements with the Oireachtas for any interior visit.

Visitor Tip: Use Leinster House as a Kildare Street and Merrion Square walking stop, and book or confirm parliamentary access before building a day around going inside.

Information current as of August 10, 2026. Visitor details can change; double-check official sources for current hours, prices, reservations, access rules, accessibility, parking, transit, weather closures, and event impacts before visiting.