Toppenish is a city in Yakima County, Washington, United States. The population was 8,854 at the 2020 census. It is located within the Yakama Indian Reservation, established in 1855. Toppenish calls itself the city of Murals, as it has more than 75 murals adorning its buildings. The first, "Clearing the Land", was painted in 1989, and the city hosts horse-drawn tours and annual art events. All murals are historically accurate and depict scenes of the region from 1840 to 1940.