Ohio's 4th senatorial district

Ohio's 4th
State Senate district
Ohio's 4th; State Senate district
Senator
	George Lang; R–West Chester Township
Demographics	74.6% White; 11.3% Black; 6.7% Hispanic; 5.1% Asian; 2.3% Native American; 0.2% Hawaiian/Pacific Islander
Population (2020); • Voting age; • Citizens of voting age	368,937; 283,262; 264,486

Ohio's 4th senatorial district has been based in southwestern Ohio and now consists of almost all of Butler County. It encompasses Ohio House of Representatives districts 51, 52 and 53. It has a Cook PVI of R+14. Its current Ohio Senator is Republican George Lang.

List of senators

Senator	Party	Term	Notes
Walter E. Powell	Republican	January 3, 1967 – January 2, 1971	Powell was elected to the United States Congress in 1970.
Donald E. "Buz" Lukens		January 3, 1971 – January 2, 1987	Lukens was elected to the United States Congress in 1986.
Barry Levey		January 4, 1987 – June 30, 1995	Levey retired prior to the expiration of his term.^[2]
Scott Nein		July 11, 1995 – December 31, 2004	Nein was term limited.
Gary Cates		January 3, 2005 – May 22, 2011	Cates resigned to become an administrator for the Ohio Board of Regents.
Bill Coley		May 23, 2011 – December 31, 2020	Coley was term limited.
George Lang		January 4, 2021 – present	Incumbent.

^ "OH 2024 State Senate". Dave's Redistricting. Retrieved June 21, 2025.
^ Barry Levey, Judiciary Committee Chairman In the Ohio Senate, Plans To Resign After the Legislature Completes Work On A New State Budget 05/27/1995

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