This route, a popular Pacific Northwest roadway, connects two major metropolitan areas, traversing a distance of approximately 174 miles. The journey typically takes about three hours, depending on traffic and weather conditions. This well-traveled corridor offers scenic views and access to various attractions along the way.
This interstate connection facilitates commerce, tourism, and personal travel between Oregon and Washington. It provides a crucial transportation link, supporting economic activity and regional connectivity. Historically, this route has evolved alongside the growth of both cities, adapting to increasing traffic demands and infrastructure improvements.