State Route 430 (SR 430, OH 430) is an east–west
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 ...
in the northern portion of
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 ...
. The western terminus of State Route 430 is at an interchange with
State Route 309 in
Ontario
Ontario ( ; ) is one of the thirteen provinces and territories of Canada.Ontario is located in the geographic eastern half of Canada, but it has historically and politically been considered to be part of Central Canada. Located in Central Ca ...
. Its eastern terminus is at a T-intersection with
State Route 603 just outside
Mifflin.
Route description
This state highway runs through portions of
Richland and
Ashland Counties. No part of State Route 430 is included as a part of the
National Highway System.
History
State Route 430 follows part of what was previously
US 30
U.S. Route 30 or U.S. Highway 30 (US 30) is an east–west main route in the system of the United States Numbered Highways, with the highway traveling across the northern tier of the country. With a length of , it is the third longest ...
through the Mansfield area. The section of SR 430 from its western terminus in
Ontario
Ontario ( ; ) is one of the thirteen provinces and territories of Canada.Ontario is located in the geographic eastern half of Canada, but it has historically and politically been considered to be part of Central Canada. Located in Central Ca ...
at SR 309 to its split from
US 42
U.S. Route 42 (US 42) is an east–west United States highway that runs southwest–northeast for from Louisville, Kentucky to Cleveland, Ohio. The route has several names including Pearl Road from Cleveland to Medina in Northeast Ohio, Readi ...
in eastern Mansfield follows the original western end of
US 30S, while the portion from US 42 to the eastern terminus at SR 603 just west of
Mifflin was part of mainline US 30.
State Route 430 was designated circa 1960 after US 30 was rerouted to its current location in the northern parts of Mansfield and Ontario and the western terminus of US 30S was changed to the what is now the junction of US 30 and SR 309. No changes of major significance have taken place to SR 430 since its inception.
Major intersections
References
External links
{{Attached KML, display=title,inline
State Route 430 Endpoint Photos
430
Transportation in Richland County, Ohio
Transportation in Ashland County, Ohio