National Trust properties in Northern Ireland is a list of National Trust properties in Northern Ireland.

• Carrick-a-Rede Rope Bridge
• The Crown Liquor Saloon
• Divis and Black Mountain, Belfast
• Dunseverick Castle
• Fair Head Coastal Nature Reserve
• Giant's Causeway
• Patterson's Spade Mill

• Ardress House
• Coney Island, Lough Neagh
• Derrymore House
• The Argory

• Castle Ward
• Mount Stewart
• Murlough Nature Reserve
• Rowallane Garden

• Castle Coole
• Crom Estate
• Florence Court

• Downhill Estate and Mussenden Temple
• Hezlett House
• Springhill
• Portstewart Strand

• Gray's Printing Press, Strabane
• Wellbrook Beetling Mill, Cookstown

• List of National Trust properties in England
• List of National Trust properties in Wales
• List of National Trust for Scotland properties
• An Taisce and the Irish Heritage Trust (Republic of Ireland - including list of properties)

• The National Trust