Breidden Hill is one of five peaks with neighbouring Moel y Golfa, which is the highest at , which is a Marilyn, with a prominence of . The three others are Cefn y Castell (also known as Middletown Hill), Kempsters Hill and Bausley Hill (all over high) with its Iron Age galleried fortification. The five hills are sometimes collectively known as the Breidden Hills, and form a northern extension of the Long Mountain.