Westlake is a city in Cuyahoga County, Ohio, United States. The population was 32,729 at the 2010 census. It is an affluent suburb of Cleveland, Ohio and is located 12 miles from Cleveland's downtown.
Westlake is located at 41°27′16″N 81°55′43″W / 41.45444°N 81.92861°W / 41.45444; -81.92861 (41.454439, -81.928657).
According to the United States Census Bureau, the city has an area of 15.9 square miles (41.2 km²), all of it land.