SR 335 was commissioned in 1932, on it current route between Minford and Beaver.[2][3] The highway was extended to Waverly in 1937.[4][5] In 1939, the route was extended south to Portsmouth.[6][7]
In 2003, the Ohio Department of Transportation (ODOT) commenced construction on a $1.8 million project to realign SR 335 from Dixon Mill Road to Gampp Lane in Scioto County east of the CSX railroad line.[8] The realignment project was completed in May 2005.[9]
^Ohio Department of Highways (1931). Map of Ohio Showing State Highway System (PDF) (Map). 1:760,320. Columbus: Ohio Department of Highways. OCLC 5673562, 7231737. Retrieved October 24, 2013.
^Ohio Department of Highways (1932). Map of Ohio Showing State Highway System (PDF) (Map). 1:760,320. Columbus: Ohio Department of Highways. OCLC 5673562, 7231704. Retrieved October 24, 2013.
^Ohio Department of Highways (1936). Official Highway Map of Ohio (PDF) (Map). 1:760,320. Columbus: Ohio Department of Highways. OCLC 5673562. Retrieved October 24, 2013.
^Ohio Department of Highways (1937). Official Highway Map of Ohio (PDF) (Map). 1:760,320. Columbus: Ohio Department of Highways. OCLC 5673562, 16960304. Retrieved October 24, 2013.
^Ohio Department of Highways (1938). Ohio Official Highway Map (PDF) (Map). 1:633,600. Columbus: Ohio Department of Highways. OCLC 5673562, 7453129. Retrieved October 24, 2013.
^Ohio Department of Highways (1939). Ohio Highway Map (PDF) (Map). 1:633,600. Columbus: Ohio Department of Highways. OCLC 5673562, 7408341. Retrieved October 24, 2013.
^"Construction Season". Ohio Department of Transportation District 9. 2003. Archived from the original on February 29, 2004. Retrieved July 16, 2020.
^"Southern Ohio Travel Report". Ohio Department of Transportation District 9. April 1, 2005. Archived from the original on April 7, 2005. Retrieved July 16, 2020.