Alderwood Manor is a census-designated place (CDP) in Snohomish County, Washington, United States. The population was 10,198 at the 2020 census. Prior to the 2000 census, Alderwood Manor was counted as part of the Alderwood Manor-Bothell North CDP.
Parts of Alderwood Manor lie in the Lynnwood MUGA (Municipal Urban Growth Area). Depending on location, buildings in Alderwood Manor may use either Lynnwood, Bothell, or Brier mailing addresses.