Interstate 475 (I-475) is an Interstate Highway in Ohio that is a 20.37-mile (32.78 km) western bypass of Toledo. The southern terminus is I-75 exit 192 near Perrysburg. From the southern terminus to exit 14, I-475 is co-signed with US Route 23 (US 23), and is signed the north/south section of I-475. From exit 14 to the eastern (northern most) terminus at I-75 exit 204 in central Toledo, (north of downtown), it is signed the east/west section of I-475.
Although I-475 crosses I-80/I-90 (the Ohio Turnpike), there is no interchange and one must drive a couple of miles through surface streets between I-475 exit 6 and I-80/I-90 exit 59.
I–475 was opened in sections with the first opened in 1967. This section was opened between US 20, at the current I–75 interchange near Perrysburg, and US 24, near Maumee. By 1969 the second portion open between US 24 and US 23, near Sylvania. In this year the southern terminus was moved from US 20, near Perrysburg, to the southern interchange with I–75. The final section to opened in 1971 and was between US 23 and I–75 near downtown Toledo.