The traffic impacts came as hundreds of demonstrators marched through neighborhoods across the Seattle area earlier in the ...

WSDOT says southbound Highway 509 just southeast of West Seattle is blocked by a crash, and vehicles are being diverted to ...

A school speed zone in Seattle’s Ballard neighborhood. The yellow light flashes during times when students are likely to be walking to nearby schools. (GeekWire Photo / Kurt Schlosser) Summer is ...

A new ranking on traffic congestion in cities around the globe confirms what you already knew: Seattle drivers waste a lot of time sitting in traffic — and congestion got even worse last year.

If you made it through the weekend of fully closed northbound Interstate 5, congratulations, but the traffic problems have just begun. After the weekend of prep work, Monday marked the first day of ...