Prince William's Seat at , is the 296th-highest peak in Ireland on the Arderin scale, however, it does not have the elevation to quality as a Vandeleur-Lynam. Prince William's Seat is on the border of the Wicklow Mountains and Dublin Mountains in Ireland, and lies on the northern side of the Glencree valley, positioned at its entrance. Prince William's Seat is separated by a small col from neighbouring Knocknagun, which is also in height. Prince William's Seat and Knocknagun are popular peaks with hill-walkers.