Kuivastu is a village on the eastern coast of Estonian island Muhu. The Kuivastu Harbour is the primary gateway to the biggest Estonian island Saaremaa (Muhu and Saaremaa are distinct islands, but are connected with a causeway Väinatamm). The corresponding harbour on the continental side is in Virtsu. Administratively Kuivastu belong to the Muhu Parish of Saare County.