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The Third Avenue entrance to the King County Courthouse is temporarily closed. Please use the Fourth Avenue entrance.  
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The King County GIS Center  manages the King County Geographic Information System (KCGIS), King County’s cooperative, multi-department, enterprise GIS. We provide efficient, high-quality GIS leadership, coordination, infrastructure, and services to meet the business needs of our customers and clients in King County government, the Puget Sound region and beyond.

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Mailbox monitored Monday through Friday, 8am–5pm.
  • What’s New on the site…
  • 2017 aerial imagery is now in iMap! (5/11/18)
    Aerial 2017 imagery thumbnail
  • Featured maps  New

This interactive map photo tour shows all the sites on King County Parks lands that were planted with native trees and shrubs in 2015.

King County ParkFinder thumbnail image

ParkFinder gives users quick and easy access to information about locations and facilities for the parks, natural areas, regional trails, and backcountry trails managed by King County Parks.

The King County GIS Center is located on the 2nd floor of King Street Center in Seattle's historic Pioneer Square neighborhood. We're next door to King Street Station which provides Sounder commuter rail and Amtrak connections, one block from the Seattle Streetcar Occidental Mall Station, two blocks from the International District/Chinatown Station for the Downtown Seattle Transit Tunnel, within a short walk of numerous bus routes and stops, and just over a half mile from the Washington State Ferries and King County Water Taxi terminals.

King County GIS Center
King Street Center
201 S. Jackson St.
Seattle, WA 98104

Full location information