Alderton, Washington

Alderton, Washington
Interactive map of Alderton, Washington
Coordinates: 47°10′44″N 122°14′12″W / 47.17889°N 122.23667°W / 47.17889; -122.23667
CountryUnited States
StateWashington
CountyPierce
Area
 • Total
5.46 sq mi (14.1 km2)
 • Land5.32 sq mi (13.8 km2)
 • Water0.14 sq mi (0.36 km2)
Elevation
79 ft (24 m)
Population
 (2010)
 • Total
2,893
Time zoneUTC-8 (Pacific (PST))
 • Summer (DST)UTC-7 (PDT)
ZIP code
98374
Area code360
GNIS feature ID2584942

Alderton is a census-designated place (CDP) in Pierce County, Washington, United States. As of the 2020 census, Alderton had a population of 3,274. The community is located in the Puyallup River Valley between the cities of Sumner and Orting.