 The southernmost of the highway, from SR 522 to I-405, was transferred to the Bothell city government in 2011 and decommissioned from the state highway system.SR 527 begins as a continuation of the Bothell–Everett Highway at a partial cloverleaf interchange with I-405 in northern Bothell, located in Snohomish County.The interchange is located adjacent to the Canyon Park park and ride, a major bus transfer facility.