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KCGIS Center

We put geographic information systems to work for King County and beyond
King County GIS Center
King Street Center
201 S. Jackson St.
Suite 706
Seattle, WA 98104

47.59909 N
122.33136 W

47° 35' 56.72" N
122° 19' 52.90" W


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. More...

Top Destinations...

Client Services
Parcel Viewer

Questions? Email us at
Mailbox monitored during business hours: Monday through Friday, 8am–5pm.


All needles, no hay — Searching in new iMap

March 17, 2015

Modern web searching can seem pretty ho-hum these days. We reflexively tap out questions on whatever screen is at hand, or casually probe our ever-present companions Siri, Cortana, and Google. We expect answers and we get answers, but not always wanted or useful answers. Sometimes we search and search for a needle but just get hay. The new King County iMap is thoroughly modern in its inclusion of search capabilities. But more than that, its search tools are designed to give you useful answers—the answers you expect and need. More…

New iMap is designed for your device

March 10, 2015

Have you heard of responsive web design? Even if you haven’t, you have probably seen it, especially when web surfing on a tablet or smartphone. More…

New iMap is here!

March 4, 2015

The King County GIS Center is delighted to announce that iMap Beta is live online and ready for you to take for a spin. More…

New iMap is coming this spring

February 3, 2015

The King County GIS Center's iMap has been a workhorse web-based mapping application for more than a decade. King County citizens and government staff rely on iMap day in and day out to access and view a multitude of authoritative King County spatial data layers and the wealth of information they hold. Interactive tools give iMap users the ability to select, view, navigate, and investigate data themes and map layer combinations, as well as conduct searches, determine locations, and create and print custom map views. The King County GIS Center is pleased to announce that a better, faster, more reliable, and more flexible iMap will be launched next month. More…

Recently Added

GeoSpatial Training Services Classes at KCGISC (external links)

July 27–29, ArcGIS Desktop Associate Certification Exam Prep

July 30–31, Intermediate ArcGIS Online 

Coming Soon

April 1, KCGIS User Group meeting

April 6–10, King County GIS Academy™

April 6, Document Your Data: Mastering Metadata 

April 7, Managing Tabular Data Using SQL and GIS Tools

April 8, Topics in Advanced GIS Editing 

April 9, Efficient Geoprocessing Using Model Builder 

April 10, Effective Analysis: A Tour of GIS Tools 

GIS Technology Week Free Brownbag Workshops

April 22, What Is GIS?

April 22, Pictometry — Viewing King County from a Different Angle

April 22, Introduction to ArcGIS Online

April 23, Web-Based Property Research

Full calendar...

Check This Out
'iMap Beta'