The summit is above sea level and lies north of the R390 road, 8 km east of the village of Ballymore and beside the village of Loughanavally. The Hill of Uisneach occupies parts of four adjacent townlands: Ushnagh Hill, Mweelra, Rathnew, and Kellybrook. The Hill of Uisneach was connected directly to the Hill of Tara, by the Slighe Assail, one of the five roads that meet at Tara, the modern day R392 mostly follows the route or course of this ancient highway.