Guhagar Assembly constituency is one of the 288 Vidhan Sabha (Legislative Assembly) constituencies of Maharashtra state in western India.
Guhagar constituency is one of the five Vidhan Sabha constituencies located in the Ratnagiri district.
Before the delimitation of the parliamentary constituencies in 2008, Guhagar was part of the Ratnagiri Lok Sabha constituency. After the delimitation, it became part of the Raigad Lok Sabha constituency along with five other Vidhan Sabha segments, namely Dapoli in the Ratnagiri district and Pen, Alibag, Shrivardhan and Mahad in the Raigad district.