Welcome to Walla Walla County
Walla Walla County the largest county in southeast Washington and home to approximately 60,000 residents. With Columbia County, it forms a metropolitan statistical area. It is also intimately tied to the surrounding counties of Franklin to the west and Umatilla (OR) to the south.
Nestled at the base of the Blue Mountains, Walla Walla is one of the oldest communities in the state. Its main industries are agriculture, healthcare, manufacturing and higher education. The County's ethnic make-up is increasingly diverse.