188th Street Roundabout

Project Description

The City and community have been working on the Smokey Point Blvd Corridor project for several years, we are now ready to start constructing the corridor improvements.  The first project will be the construction of a roundabout at 188th St and Smokey Point Blvd. The roundabout will improve vehicle safety and mobility through the intersection. Additional benefits include improved pedestrian crosswalks, street lighting, a multi-use trail, transit stops, landscaping and local artwork to enhance this neighborhood gateway.  

Project Benefits

  • Improve mobility.  
  • Provide pedestrian/bicycle facilities.
  • Increase safety. 

Project Cost and Funding

  • Engineers Estimate: $3.3 Million
  • Funded by:
    1. Puget Sound Regional Council Grant
    2. City of Arlington

Project Schedule

  • Design: 2023
  • ROW: 2023
  • Projected construction 2024

Coordination with Local Residents

Regular schedule updates will be provided by the city to keep the community apprised of the progress on the project, and potential impacts.


If you have questions or concerns about this project, please contact the city projects line at 360-403-3544 or cityprojects@arlingtonwa.gov.

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Project Documents

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Project Updates

  • August 8, 2023 - Roundabout design is progressing, we are currently at 60%.  Staff is working with utilities to underground overhead wires.