Aiako Harria Parke Naturala has 56 named peaks. The highest is Erroilbide at 837 m. Other notable peaks include Lizarretako gaina, Txurrumurru and Irumugarrieta.
There are 56 named mountains in Aiako Harria Parke Naturala. The highest and the most prominent mountain is Erroilbide.

The highest peak in Aiako Harria Parke Naturala is Erroilbide, at 837 m.
Notable peaks in Aiako Harria Parke Naturala include Erroilbide, Lizarretako gaina, Txurrumurru, Irumugarrieta and Masuketa.
