McCleary is a city in Grays Harbor County, Washington, United States. The population was 1,997 at the 2020 census. Henry McCleary came to the land in 1897, building two sawmills and a door manufacturing company. He sold the land and the companies to Simpson Logging Company, December 31, 1941. On January 9, 1943 the land became an incorporated city named after its founder. The Henry McCleary House, designed by Joseph Wohleb, still stands in Olympia, Washington and is listed on the National Register of Historic Places.