King County GIS Portal (Washington)

King County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate King County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These King County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in King County, Washington. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the King County Assessor Office website.

King County Assessor's Office Seattle WA 500 4th Avenue 98104 206-296-7300


King County Town and City Halls provide municipal services for their town or city, including preserving vital records and maintaining records on their jurisdiction such as King County GIS maps. The GIS maps at a King County Town or City Hall can include property boundaries, public property, unclaimed parcels, and roads, as well as appraisal values for properties and property tax assessments in King County, Washington. These GIS maps may also show population information, place names, zoning boundaries, bodies of water, flood zones, and other geographic information. Some Town and City Halls also have historical maps of their area. These maps are often available to the public on the King County Town and City Hall website.

Auburn City Hall Auburn WA 25 West Main Street 98001 253-931-3043

Bellevue City Hall Bellevue WA 450 110th Avenue Northeast 98004 425-452-6800

Black Diamond City Hall Black Diamond WA 24301 Roberts Drive, Ste B 98010 360-886-2560

Bothell City Hall Bothell WA 18305 101st Avenue Northeast 98011 425-486-3256

Carnation City Hall Carnation WA 4621 Tolt Avenue 98014 425-333-4192

Duvall City Hall Duvall WA 15535 Main Street Northeast 98019 425-788-1185

Federal Way City Hall Federal Way WA 33325 8th Avenue South 98003 253-835-7000

Issaquah City Hall Issaquah WA 1775 12th Avenue Northwest 98027 425-837-3007

Kirkland City Hall Kirkland WA 12421 Northeast 103rd Place 98033 425-822-2459

Maple Valley City Hall Maple Valley WA 22035 Southeast Wax Road, Ste 5 98038 425-413-8800

Medina City Hall Medina WA 501 Evergreen Point Road 98039 425-454-9222

Mercer Island City Hall Mercer Island WA 9611 Southeast 36th Street 98040 206-236-5300

North Bend City Hall North Bend WA 211 Main Avenue North 98045 425-888-1211

Pacific City Hall Pacific WA 100 3rd Avenue Southeast 98047 253-833-2856

Redmond City Hall Redmond WA 15670 Northeast 85th Street, # 3FN 98052 425-556-2900

Renton City Hall Renton WA 1055 South Grady Way 98057 425-430-6400

Sammamish City Hall Sammamish WA 801 228th Avenue Southeast 98075 425-898-0660

Seattle City Hall Seattle WA 600 4th Avenue 98104 206-684-8888

Skykomish City Hall Skykomish WA 119 4th Street North 98288 360-677-2388

Snoqualmie City Hall Snoqualmie WA 38624 Southeast River Street 98065 425-888-1555

Woodinville City Hall Woodinville WA 17301 133rd Avenue Northeast 98072 425-489-2700

King County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including King County property maps that show boundaries, public property, property divisions, and in some cases, population information in King County, Washington. They may also include property value assessments and property tax rates. King County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

Beaux Arts Village Town Clerk Beaux Arts Village WA 10550 Southeast 27th Street 98004 425-454-8580

Bellevue City Clerk Bellevue WA 450 110th Avenue Northeast 98004 425-452-6466

Enumclaw City Clerk Enumclaw WA 1339 Griffin Avenue 98022 360-825-3591

Federal Way City Clerk Federal Way WA 33325 8th Avenue South 98003 253-835-2540

Hunts Point Clerk Hunts Point WA 3000 Hunts Point Road 98004 425-455-1834

Kent City Clerk Kent WA 220 4th Avenue South 98032 253-856-5725

King County Clerk Seattle WA 516 3rd Avenue 98104 206-477-1020

Seattle City Clerk Seattle WA 600 4th Avenue 98104 206-684-8344

Shoreline City Clerk Shoreline WA 17500 Midvale Avenue North 98133 206-801-2230

Yarrow Point Town Clerk Bellevue WA 4030 95th Avenue Northeast 98004 425-454-6994


King County Recorders of Deeds keep real estate records to ensure the accuracy of property and land records. In addition to deeds, Recorders of Deeds also have detailed county and local maps, including King County GIS maps that show property lines, building information, public property, unclaimed parcels, as well as property value assessments and property tax information. These GIS maps may also include place names, zoning boundaries, bodies of water, flood zones, and other geographic information in King County, Washington. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the King County Recorder of Deeds website.

King County Recorder of Deeds Seattle WA 500 4th Avenue 98104 206-477-6620