There are 21 Riding Academies in Washington, serving a population of 7,169,967 people in an area of 66,439 square miles. There is 1 Riding Academy per 341,427 people, and 1 Riding Academy per 3,163 square miles.
The state of Washington is ranked 26th in Riding Academies per capita, and 26th in Riding Academies per square mile.