Odawara (小田原市, Odawara-shi) is a city located in western Kanagawa Prefecture, Japan. As of June 2012, the city has an estimated population of 196,922 and a population density of 1,730 persons per km². The total area is 114.09 km². Odawara occupies the Ashigara Plains, in the far western portion of Kanagawa Prefecture. It is bordered by the Hakone Mountains to the north and west, the Sakawa River to the east and Sagami Bay of the Pacific Ocean to the south.