1746 – Port Hall, Lifford, Co. Donegal Architect: Michael Priestly Built in 1746 for John Vaughan of Buncrana Castle, to designs believed to be by Michael Priestly who also built Lifford Court House.
1820 – Rathmullan House, Co. Donegal Built in 1820 as a summer house for the family of Lieutenant Colonel Andrew Knox, Rathmullan House is now a small country house hotel.
1838 – Camlin Castle, Co. Donegal Architect: John B. Keane A rebuilding project by John B. Keane incorporating parts of an earlier 17th century house for John Tredennick.
1863 – Lough Eske Castle, Co. Donegal Architect: Fitzgibbon Louch The original castle was first built around 1474. The current Lough Eske Castle was reconstructed in the 1860s by the Brooke family on the site of their medieval castle.
1870s – Meen Glas House, Stranorlar, Co. Donegal A mid-sized Victorian house in a simple Tudor-Revival style with steep roofs and gables; and mullioned windows. It had a three-sided bow;
1884 – Heathfield, Dunfanaghy, Co. Donegal Architect: Walter G. Doolin Country villa designed for W. Doherty. Published in The Irish Builder, and design exhibited at the RHA.
18th C. – Drumboe Castle, Stranorlar, Co. Donegal Large Georgian house with a polygonal central bay and curved bows to the ends of the wings. Now a ruin, after being used as the General Headquarters for the Irish Free State forces in Donegal during the Civil War.