There are 415 Pharmacies in Washington County, Oregon, serving a population of 572,071 people in an area of 725 square miles. There is 1 Pharmacy per 1,378 people, and 1 Pharmacy per 1 square miles.
In Oregon, Washington County is ranked 23rd of 36 counties in Pharmacies per capita, and 2nd of 36 counties in Pharmacies per square mile.