Mugarra continues the line of the Anboto, Alluitz, Aitz Txiki and Untxillaitz and is the eastern limit of the Aramotz massif.
In the context of the surrounding landscape, Mugarra is situated in a sequence that includes Anboto, Alluitz, Aitz Txiki, and Untxillaitz, marking its position as the easternmost point of the Aramotz massif.