191 (see Oregon highways and routes) and is 31 miles (50 km) long.

OR 223 begins at an intersection with U.S. Route 20 in Wren northwest of Philomath.

It continues north from there, through the western edge of the Willamette Valley.

Built in 1927, the bridge was replaced in 1976 and relocated just downstream and parallel to the new span.

[1] A spur route (signed as Oregon Route 223 Spur) runs from Dallas east to a partial interchange with OR 22, immediately west of OR 22's interchange with OR 99W in Rickreall.