Tyrone (Tír Eoghain) is the second largest of the nine counties of Ulster and the largest of the six counties of Northern Ireland. Area: 3,155 km² (1,218 square miles).
Tyrone (Tír Eoghain) is the second largest of the nine counties of Ulster and the largest of the six counties of Northern Ireland. Area: 3,155 km² (1,218 square miles).