OPW guides are on site from 12 March to November 2026, with free outdoor guided tours daily at 11:00, 13:00 and 15:00; the Great Hall and Chapel are closed for the rest of 2026 for the EU Presidency. OPW lists its Old Man's House history exhibition as open Monday to Saturday 10:00 to 17:00 and Sunday 11:00 to 17:00, but IMMA's grounds page says it is closed until further notice, so check before you go. Off season, November to March, the site is closed on Mondays except bank holidays, open Tuesday and Thursday to Saturday 10:00 to 17:00, Wednesday 11:30 to 17:00 and Sunday 12:00 to 17:00. The gates close at 18:30 and the western entrance does not open until 12:00 on Sundays.
IMMA's free galleries open Tuesday, Thursday, Friday and Saturday 10:00 to 17:30, Wednesday 11:30 to 17:30 and Sunday 12:00 to 17:30, closed Mondays, with free gallery tours at 16:00; the formal gardens keep museum hours. Cafes in the courtyard and the basement vaults, a shop, adapted toilets and baby changing; fully wheelchair accessible with distances between buildings and a cobbled courtyard.
Dogs: Pet dogs are allowed on a lead in the grounds and meadows but not in the formal walled gardens, Bully's Acre or the Officers' Graveyard, nor in the cafes; the rule inside IMMA's buildings is not published.
Photo: The Royal Hospital Kilmainham's cobbled courtyard and north range with its clock tower and spire. William Murphy, CC BY-SA 2.0. Source: https://commons.wikimedia.org/wiki/File:RHKilmainhan.jpg. Licence: https://creativecommons.org/licenses/by-sa/2.0. Resized and cropped for display; derivatives retain the source licence.