There are 644 Pet Health Services in King County, Washington, serving a population of 2,118,119 people in an area of 2,115 square miles. There is 1 Pet Health Service per 3,289 people, and 1 Pet Health Service per 3 square miles.
In Washington, King County is ranked 26th of 39 counties in Pet Health Services per capita, and 1st of 39 counties in Pet Health Services per square mile.