County Tyrone is one of six counties that form Northern Ireland, situated in the north of the island of Ireland. Adjoined to the south-west shore of Lough Neagh, the county covers an area of 3,155 km², with a population of approximately 166,516, with its county town being Omagh. It is also one of the thirty-two counties of Ireland, lying within the historical province of Ulster.
Tyrone is the 7th largest of Ireland’s 32 counties in area and eighth largest in terms of population. It is the second largest of Ulster’s 9 counties in size and fourth largest in terms of population. (source) Thank you Claudia!