Toprak Island (, literally "Soil Island") or Kapota island () is an Aegean island of Turkey. (It is sometimes called Vardalkapı Island) It is uninhabited.

At it is administratively a part of Milas ilçe (district) of Muğla Province.Map page Its area is about . Its distance from the mainland (Anatolia) is about .

Toprak Island is part of the archipelago of small Aegean islets off the coast of Muğla Province, lying north of the Bodrum peninsula and near the village of Çamlıca in the Milas district. Its coordinates place it within a region of numerous other uninhabited islands documented in geographic and map databases for the Aegean coast of Turkey.

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