Skip Top Navigation

Northwest Construction

Whatcom/Skagit/San Juan/Island CountySnohomish CountyKing County

This information has been split into four sections to allow you easy access to the local construction that may affect your commute. 

Downtown Seattle and SODO
WSDOT construction projects affecting vehicle or pedestrian traffic on SR 99, SR 519 and city streets through and south of downtown Seattle.

Snohomish
WSDOT Snohomish County construction project updates and traffic information.

King
WSDOT King County construction project updates and traffic information.

Pierce
WSDOT Pierce County construction project updates and traffic information.

Whatcom, Island and Skagit
Whatcom, Island and Skagit Counties WSDOT project updates and traffic information.

2015 Northwest construction projects
A look at new construction projects in King, Snohomish, Skagit, Whatcom and Island counties.