There are 77 Horse Boarding Services in Washington, serving a population of 7,169,967 people in an area of 66,439 square miles. There is 1 Horse Boarding Service per 93,116 people, and 1 Horse Boarding Service per 862 square miles.
The state of Washington is ranked 7th in Horse Boarding Services per capita, and 15th in Horse Boarding Services per square mile.