McMicken Heights is a populated place LOCATED WITHIN the City of SeaTac. In turn, the City of SeaTac is located within King County.
McMicken Heights is located at latitude 47.451 and longitude -122.283.
Since McMicken Heights is located within the City of SeaTac, all of the census and demographic data for residents of McMicken Heights are included as part of the information reported for City of SeaTac in the "Profile" tab above.