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Environmental data and trends

The best decisions are well-informed

To offer a suggestion or report an error on the Natural Resources and Parks' website, please contact Fred Bentler, webmaster.

King County, Washington - DNRP

Natural resource reference maps

King County GIS Center Virtual Map Counter: environment and natural resources maps
Collection of published maps that go back years.

Cartographic resource maps of King County
This page provides base and thematic maps that King County Dept of Natural Resources and Parks uses in its work. We save digital copies to share with county residents, businesses, government agencies, schools and non-profit organizations to make the full use of our existing maps. These maps are provided in Adobe Acrobat format.

Many of the maps available on this page are complex and require generous download times. We've provided the file sizes and expected download times in the map descriptions to help decide what to download. Here is one of the newest maps on our cartographic maps page:

Go to Historic Aerial PhotosHistoric and recent aerial photographs
Aerial photos from the 1930's, 1970's, and 1990's illustrating growth of several areas in King County including Bellevue near Meydenbauer Bay, around Cottage Lake near Woodinville, Maplewood near Renton, and Lake Meridian in Kent.

Hydrography - interactive map
Note: turn off your popup blocker - this link will open a new browser window
View and query GIS datasets including Water Resource Inventory Areas (WRIAs), King County wetlands inventory, National wetlands inventory, rivers, streams, and lakes, and display aerial photos and USGS topographic map images.

Groundwater maps and figures

Groundwater interactive map
Note: turn off your popup blocker - this link will open a new browser window
Zoom in to view the full set of GIS layers including well locations, groundwater sampling sites, wellhead protection areas, water services areas, property boundaries and aerial imagery among other things. Viewing information about individual map features may take some practice: choose the "active" (or queryable) map layer from the layers list on the right side of the page, select the Arc IMS Query tool tool from the left side, and click on a layer's area , line or point to display associated data.

King County geographic information system
View and query maps and data online using iMAP map portal. order a DVD of King County data, or find online descriptions and documentation for King County GIS data in the Spatial Data Catalog. The group also offers a King County, Washington GIS training program.

King County watersheds map
This page is a geographic portal to King County information by drainage area. Find out what natural resource information we have and what's going on where you live.

Other map & aerial photo resources

External pages where you can view, download, and order maps and aerial photos of King County.

  • University of Washington libraries
    Map Collection and Cartographic Information Services
  • Microsoft Bing Search maps
  • Google maps
  • MapMart
    Order digital maps and data, paper USGS maps, aerial photos, software, etc.; USGS partner
  • TopoZone by Maps a la carte, Inc.
    Digital US Geological Survey maps - USGS partner
  • Map Sales
    Wall maps
  • Washington coastal atlas by Washington State Dept. of Ecology (external link). View shoreline aerial photos of every stretch of shoreline in the state and overlay a variety of features such as biological and habitat, physical, and regulated features and shoreline modifications.
    • Shoreline aerial photos by Washington State Dept of Ecology (external link). Oblique aerial photos of every stretch of saltwater shoreline in the state.
  • CRC Press - environmental science, GIS, mapping
    Major studies and publications related to geographic technologies and techniques.

Related information

Related agencies

News and announcements

Dec. 20, 2011
King County GIS Center marks a decade of information, education, revenue generation

Jan. 26, 2010
New partnership brings GIS training, education center to King County
King County links with Urban and Regional Information Systems Association

May 1, 2009
State recreation and parks organization award shines ‘spotlight’ on King County

April 28, 2009
Now available: New eco-produced map of King County’s Marymoor Park

Greenprint for King County
Regional conservation strategy

April 22, 2005
Executive Sims lays out open space conservation vision -- the Greenprint for King County

April 21, 2005
(External Link, Seattle P-I)
Planners make blueprint for green space

Fall 2004
(External Link, ArcNews)
King County, Washington, Maps Conservation Priorities With GIS
Protecting Fish and Forests