Hellsö is a village in Kökar Municipality, in Åland, Finland. Hellsö lies at 5 m above sea level. The nearest city is Kirkkonummi, 195 km to the east. Beaches nearby: Skolsjön (1 km). Among the landmarks around are Kökar Church (5.2 km). Among the natural features are Lappskar (4.3 km) and Hästskär (4.4 km).