Saare County (Estonian: Saare maakond), or Saaremaa; (Latin: Oesel; German: Ösel; Swedish: Ösel) is one of 15 counties of Estonia. It consists of Saaremaa, the largest island of Estonia, and several smaller islands near it, most notably Muhu, Ruhnu, Abruka and Vilsandi. The county borders Lääne County to the east, Hiiu County to the north, and Latvia to the south.