Okanogan County GIS Portal (Washington)

Okanogan County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Okanogan County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Okanogan County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Okanogan 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 Okanogan County Assessor Office website.

Okanogan County Assessor's Office Okanogan WA 149 3rd Avenue North 98840 509-422-7190


Okanogan 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 Okanogan County GIS maps. The GIS maps at an Okanogan 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 Okanogan 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 Okanogan County Town and City Hall website.

Brewster City Hall Brewster WA 105 3rd Street 98812 509-689-3464

Elmer City Hall Coulee Dam WA 505 Seaton Avenue 99116 509-633-2872

Nespelem City Hall Nespelem WA 330 9TH St 99155 509-634-4691

Nespelem Town Hall Nespelem WA 330 9TH St 99155 509-634-4691

Okanogan City Hall Okanogan WA 120 3rd Avenue South 98840 509-422-3600

Omak City Hall Omak WA 2 Ash Street North 98841 509-826-1170

Oroville City Hall Oroville WA 1308 Ironwood Street 98844 509-476-2926

Pateros City Hall Pateros WA 113 Lakeshore Dr 98846 509-923-2571

Tonasket City Hall Tonasket WA 209 North Whitcomb Avenue 98855 509-486-2132

Twisp City Hall Twisp WA 118 South Glover Street 98856 509-997-4081

Winthrop Town Hall Winthrop WA 206 Riverside Avenue 98862 509-996-2320

Okanogan 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 Okanogan County property maps that show boundaries, public property, property divisions, and in some cases, population information in Okanogan County, Washington. They may also include property value assessments and property tax rates. Okanogan 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.

Okanogan County Clerk Okanogan WA 149 3rd Avenue South # 301 98840 509-422-7275


Okanogan 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 Okanogan 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 Okanogan County, Washington. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the Okanogan County Recorder of Deeds website.

Okanogan County Recorder of Deeds Okanogan WA PO Box 1010 98840 509-422-7240