for SR 505 near
Toledo SR 505 begins at the intersection of Kerron Street and Walnut Street in downtown
Winlock, on the east side of Olequa Creek. Kerron Street, once part of
SR 603, continues north towards
Napavine and south to
Vader along the
Seattle Subdivision of the
BNSF Railway. Walnut Street crosses over the double-tracked railroad and leaves downtown, traveling around a hill with the city's
cemetery. The highway travels southeast and passes two small suburban
subdivisions before turning on Cemetery Road. SR 505 continues southeast across the rural Grand Prairie to an interchange with
Interstate 5 (I-5) at Pikes Hill. From the interchange, the highway descends into the Cowlitz Prairie, turning south at a junction with Jackson Highway and reaching
Toledo. SR 505 runs southeasterly through the city's
street grid and turns east onto Cowlitz Street before crossing the
Cowlitz River. The highway travels east across the forested Layton Prairie towards the Wilkes Hills, which SR 505 crosses via two narrow north–south
passes. The highway continues south and descends from the hills, terminating at a junction with
SR 504 (the
Spirit Lake Highway) along the north bank of the
North Fork Toutle River near
Toutle. SR 505 was also designated as a
state scenic byway by the legislature in 1993. ==History==