The municipality had a population of 4,661 (as of 31 December 2008)[2] and covered a land area of 351.32 square kilometres (135.65 sq mi).

The municipality, situated 80 kilometres (50 mi) northeast of the town Vaasa, is dominated by the beautiful countryside and nature, but there are also small villages filled with activities.

There is also a supply of cultural activities for instance the annual folk festival "Härmälääset Häjyylyt", theatre, art exhibitions, concerts.

Alahärmä is also the home of the northernmost wooden rollercoaster in the world, named Thunderbird at PowerPark resort and amusement park.

Ekola, Hakola, Hanhila, Hanhimäki, Hilli, Huhtamäki, Kennetti, Kirkonkylä, Kivihuhta, Kojola, Kuoppala, Köykkäri, Lahdenkylä, Ojala, Poromaa, Pelkkala, Perkiömäki, Pesola, Vakkuri, Voltti, Yliviitala Media related to Alahärmä at Wikimedia Commons