SR 536 begins as the Memorial Highway at an intersection with SR 20 located south of Skagit Regional Airport and east of Fredonia. The highway travels east through farmland before following the Skagit River southeast into Mount Vernon.
SR 536 commences on the Memorial Highway at an intersection with SR 20, situated south of Skagit Regional Airport and east of Fredonia. The road proceeds eastward across farmland before tracing the Skagit River southeast towards Mount Vernon.