Mill Plain

US · PPL · pop 7,874

Mill Plain is a populated place in US, WA. Coordinates: 45.6429, -122.4940. Timezone: America/Los_Angeles. Elevation: 84 m. Population (last census): 7,874.

This place is indexed in the SENTINEL Places database, which contains over 850,000 populated places and administrative areas worldwide, sourced from the GeoNames public dataset under CC-BY 4.0. SENTINEL is a unified open-web intelligence platform — discover websites, ask questions, automate workflows, and explore the world.