Highway signs

Learn about signs on state highways, such as advertising signs and business logos, political signs, and memorial signs. You can also find out how to join or support our Adopt-a-Highway roadside clean-up program, and about our sign shop if you are from a government agency or department.

Adopt-a-Highway

The Adopt-a-Highway program is a roadside clean-up program that promotes pride and local ownership in Washington's highways. Sponsors can also have their logo posted at their sponsorship area.

Advertising & services signs on highways

Want to advertise on or along the state highway system, or get your business logo on one of our blue services signs? Here's what you need to know.

Get a roadside memorial sign

Learn how to have a memorial sign placed in honor of a loved one lost in a traffic incident, and raise awareness of the related traffic safety issue.

Political signs on highways

Learn about the rules and restrictions for placing campaign signs on or near state highway right-of-way.

Sign shop

Learn about the WSDOT Central Sign Shop, and how your government agency or department may be able to use their services.

Performance highlights from the Gray Notebook

We are hiring!

We have a range of positions open across the state - view all current job openings.

Improved access to 98.2 miles of upstream fish habitat

through 15 fish passage projects in 2021.

28% increase in the value of exports and imports 

from $90.2 billion in 2020 to $115.5 billion in 2021.