Grundsund is a locality (Tätort) in the Swedish province of Västra Götaland County and the historic province of Bohuslän. The fishing village located on the island Skaftölandet, commonly referred to as Skaftö, in the town of Lysekil, about 35 km west of Uddevalla. The church was built in Grundsund 1799th there is a memorial stone in memory of sailors and fishermen had an accident in front of the church.