Category:Landforms of Northern Ireland by county

• Islands of Northern Ireland by county (4 C)
• Lakes of Northern Ireland by county (7 C)
• Mountains and hills of Northern Ireland by county (6 C)
• Rivers of Northern Ireland by county (6 C)

A

• Landforms of County Antrim (6 C, 8 P)
• Landforms of County Armagh (4 C)

D

• Landforms of County Down (5 C, 8 P)

F

• Landforms of County Fermanagh (4 C, 8 P)

L

• Landforms of County Londonderry (3 C, 5 P)

T

• Landforms of County Tyrone (3 C, 2 P)