Valtaatik Island is one of the islands of the Southern Arc Islands. It lies in the northern half of the archipelago, close to the "centre line" and Grand Island. Compared to the other islands, it is a reasonably large island. The island has a considerable Orova population, as well as several Scandinavian settlements. Some of the settlements on the island include Valtaatik, Grønlund, Tvillingbakke and Lugnvik.
The island belongs to the Valtaatik Island District.