1820 – Gormanston Castle, Balbriggan, Co. Meath
The present Gormanston Castle was built ca 1790-1820, on the site of the castle first built in 1372,
1820 – Harbour Commissioner’s House, Dun Laoghaire, Co. Dublin
Built in the neo-classical style with Dalkey granite in 1820. Contains an unusual staircase and is surmounted by a clock tower and signalling turret.
1820 – Houses, Wolfe Tone Sq., Bantry, Co. Cork
Semi-detached pair of houses, constructed around 1820, now in use as offices.
1820 – Kilkenny Castle Stableyards, Co. Kilkenny
Architect: Charles Vierpyl / Niall Montgomery, Office of Public Works
A fine building across the street from the castle and grander than many public buildings in other towns in Ireland,
1820 – Killruddery, Bray, Co. Wicklow
Architect: Sir Richard Morrison, William Slater, William Burn
Now a lot smaller than at completion after the Earl of Meath demolished most of the entrance front in the 1950s when the building was discovered to be infested with dry-rot.
1820 – Moyode Castle, Athenry, Co. Galway
About 3.5 km east of Athenry, Co. Galway, once the country seat of a wealthy Galway family called Persse,
1820 – Northern Whig House, Waring Street, Belfast
Architect: John McCutcheon
Architect is uncertain, but usually attributed to McCutcheon.
1820 – Poolbeg Lighthouse, Dublin
Architect: George Halpin
Originally constructed in the 1760s, it was re-designed and re-built in 1820 by George Halpin.
1820 – Rathmines Castle, Rathmines, Dublin
Described in Lewis as “Among the most conspicuous are Rathmines Castle,
1820 – Rathmullan House, Co. Donegal
Built in 1820 as a summer house for the family of Lieutenant Colonel Andrew Knox,
