Ohio State Route 635

State Route 635
Route information
Maintained by ODOT
Length15.18 mi (24.43 km)
Existed1937–present
Major junctions
South end SR 18 in Bascom
North end US 6 near Helena
Location
CountryUnited States
StateOhio
CountiesSeneca, Sandusky
Highway system
  • Ohio State Highway System
SR 634 SR 636

State Route 635 (SR 635) is a northsouth state highway in the northwestern portion of the U.S. state of Ohio. The southern terminus of SR 635 is at SR 18 in Bascom. Its northern terminus is approximately 1 mile (1.6 km) east of Helena at a T-intersection with US 6.