This polyline feature contains geographic and attribute information for the purposes of depicting the location of street centerlines within the City of SeaTac, Washington. The street centerline feature has been designed to support the City’s asset management efforts and contains standard asset management related attribution. The data has been created from a number of sources and is updated on an as needed basis.

Incorporated in February 1990, the City of SeaTac is located in the Pacific Northwest, approximately midway between the cities of Seattle and Tacoma in the State of Washington. SeaTac is a vibrant community, economically strong, environmentally sensitive, and people-oriented. The City boundaries surround the Seattle-Tacoma International Airport, (approximately 3 square miles in area) which is owned and operated by the Port of Seattle.