Primorje – Gorski Kotar County is a county in western Croatia, most of it based in the historical and cultural region called Croatia proper and some of it in Istria, including the Bay of Kvarner, the surrounding Northern Croatian Littoral, and the mountainous region of Gorski Kotar. Its center is Rijeka. The county's population was 296,195 at the 2011 census. The county includes the island territories of Krk, Cres, Lošinj and Rab. It borders Slovenia. The county is divided: