Pioneer Square station is located between Cherry Street and Yesler Way, with four entrances to nearby streets and Prefontaine Place serving two mezzanines. The station serves the administrative centers of the Seattle and King County governments, located within walking distance of Seattle City Hall, the Seattle Municipal Tower, the King County Courthouse and the King County Administration Building, as well as other major buildings, including Smith Tower, Columbia Center and the Alaska Building. From Pioneer Square, the tunnel travels down a 5.5% grade to cross under the Great Northern Tunnel at a 45-degree angle near the intersection of 4th Avenue South and South Washington Street, briefly descending below sea level, before turning cardinal south into the International District neighborhood.