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Our lobby services are closed, Customer Service Bulletin. All permit applications can now be submitted online.

King County Permits has suspended lobby services in our Snoqualmie and Vashon Island offices. See available and alternative services

To ensure the safety of all customers and staff members, King County employees are following Public Health-Seattle & King County guidance and the Governor’s pandemic guidelines.

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We issue land use, building, mechanical, fire regulatory and operating permits for unincorporated areas of King County.

Apply online: Now you can apply for permits online. Learn more

What type of permit do you need?

Commercial and Multi-family

For new construction, and additions/alterations to existing buildings, including commercial tenant improvements

Single Family
and Duplex

For new construction, and additions/alterations to existing buildings, including detached garages and mechanical systems

Land Use

For clearing and grading, rezoning, right-of-way use, land division, tree removal, and other land permits

Fire permits

Fire permits for fireworks stands and displays, sprinkler systems, special event (fire safety) and installation and decommissioning of flammable liquid tanks, such as propane/LPG tanks.

Department of Local Services, Permitting Division

35030 SE Douglas Street, Suite 210
Snoqualmie, WA  98065-9266
206-296-6600 |

In-person customer service hours - Permitting Office is closed (see details at the top of web page)
If you have questions or would like to inquire about alternatives, please email