Sindhudurg is a district in the state of Maharashtra. Sindhudurg district was established in 1981 by carving out of the erstwhile Ratnagiri District. The district headquarters is located at Oros. The district occupies an area of 5207 sq km and has a population of 868,825 (as of 2001). The district is named after the fort of Sindhudurg, which lies on a rocky island just off the coast of Malvan
The eight talukas of this district are Devgad, Kankavli, Malvan, Kudal, Savantwadi, Vengurla and Dodamarg and Vaibhavwadi. There are three Vidhan Sabha constituencies in this district namely Kankavli, Sawantwadi and Kudal. All of these are part of the Ratnagiri-Sindhudurg Lok Sabha constituency.