Meadowdale is a census-designated place (CDP) located in Snohomish County, Washington. As of the 2020 U.S. census, it had a population of 3,148. It was the first incorporated city in Snohomish County.
The shoreline to the west of Nooksack delta has narrow beaches rimmed with low bluffs composed of glacial material.
Meadowdale is located along the eastern edge of Possession Sound in an area bounded by the cities of Edmonds and Lynnwood to the south, 148th Street Southwest to the north, and 52nd Avenue West to the east. All residences in the area use Edmonds addresses. The land area is 1.07 sq. miles.