County Armagh (Irish: Contae Ard Mhacha, named after its county town, Armagh) is one of the six counties of Northern Ireland and one of the traditional thirty-two counties of Ireland. Adjoined to the southern shore of Lough Neagh, the county covers an area of 1,327 km2 (512 sq mi) and has a population of about 175,000. County Armagh is known as the "Orchard County" because of its many apple orchards. The county is part of the historic province of Ulster.