State Route 122 (SR 122) is an

Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...

state highway A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...

which runs from the Ohio-

Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...

state line in Preble County east of

Eaton, Ohio Eaton is a city in, and the county seat of Preble County, Ohio, United States, approximately 24 mi (38 km) west of Dayton. The population was 8,375 at the 2020 census, down 0.4% from the population of 8,407 at the 2010 census. Eaton's ...

to SR 48 near

Lebanon, Ohio Lebanon is a city in and the county seat of Warren County, Ohio, United States. The population was 20,841 at the 2020 census. It is part of the Cincinnati metropolitan area. History Lebanon is in the Symmes Purchase. The first European settler ...

, a distance of . When the route was designated in 1923, it ran along its current route from Indiana to Middletown. It was extended to its current eastern terminus in 1937 but was extended further east to U.S. Route 42 in 1946. The route was truncated back to SR 48 by 1985 with the former section being renamed "Old State Route 122" and maintained by Warren County as CR 230. The route also used to continue west of the Indiana state line as Indiana State Road 122 west to its terminus at

US 27 U.S. Route 27 (US 27) is a north–south United States Highway in the southern and midwestern United States. The southern terminus is at US 1 in Miami, Florida. The northern terminus is at Interstate 69 (I-69) in Fort Wayne, Indiana. F ...

east of

Abington, Indiana Abington is an unincorporated community in Abington Township, Wayne County, in the U.S. state of Indiana. History Abington was laid out and platted in 1817. A post office was established at Abington in 1824, and remained in operation until it ...

Major intersections

Westbound directional alternate

References

123 Transportation in Preble County, Ohio Transportation in Butler County, Ohio Transportation in Warren County, Ohio {{ohio-road-stub