The following chart shows historic election results. Bold type indicates victor. Italic type indicates incumbent.
| Year |
Democratic |
Republican |
Other |
| 2006 |
Dennis J. Kucinich: 126,633 |
Michael D. Dovilla: 64,318 |
|
| 2004 |
Dennis J. Kucinich: 167,221 |
Edward F. Herman: 94,120 |
Barbara Ferris: 17,753 |
| 2002 |
Dennis J. Kucinich: 129,997 |
Jon A. Heben: 41,778 |
Judy Locy: 3,761 |
| 2000 |
Dennis J. Kucinich: 167,063 |
Bill Smith: 48,930 |
Ron Petrie (L): 6,762 |
| 1998 |
Dennis J. Kucinich: 110,552 |
Joe Slovenec: 55,015 |
|
| 1996 |
Dennis J. Kucinich: 110,723 |
Martin R. Hoke: 104,546 |
Robert B. Iverson (N): 10,415 |
| 1994 |
Francis E. Gaul: 70,918 |
Martin R. Hoke: 95,226 |
Joseph J. Jacobs Jr.: 17,495 |
| 1992 |
Mary Rose Oakar*: 103,788 |
Martin R. Hoke: 136,433 |
|
| 1990 |
John M. Buchanan: 61,656 |
Clarence E. Miller*: 106,009 |
|
| 1988 |
John M. Buchanan: 56,893 |
Clarence E. Miller: 143,673 |
|
| 1986 |
John M. Buchanan: 44,847 |
Clarence E. Miller: 106,870 |
|
| 1984 |
John M. Buchanan: 55,172 |
Clarence E. Miller: 149,337 |
|
| 1982 |
John M. Buchanan: 57,983 |
Clarence E. Miller: 100,044 |
|
| 1980 |
Jack E. Stecher: 49,433 |
Clarence E. Miller: 143,403 |
|
| 1978 |
James A. Plummer: 35,039 |
Clarence E. Miller: 99,329 |
|
| 1976 |
James A. Plummer: 57,757 |
Clarence E. Miller: 127,147 |
|
| 1974 |
H. Kent Bumpass: 42,333 |
Clarence E. Miller: 100,521 |
|
| 1972 |
Robert H. Whealey: 47,456 |
Clarence E. Miller: 129,683 |
|
| 1970 |
Doug Arnett: 40,669 |
Clarence E. Miller: 80,838 |
|
| 1968 |
Harry B. Crewson: 45,686 |
Clarence E. Miller: 102,890 |
|
| 1966 |
Walter H. Moeller: 52,258 |
Clarence E. Miller: 56,659 |
|
| 1964 |
Walter H. Moeller: 54,729 |
Homer E. "Pete" Abele: 49,744 |
|
| 1962 |
Walter H. Moeller: 42,131 |
Homer E. "Pete" Abele: 46,158 |
|
| 1960 |
Walter H. Moeller: 58,085 |
Oakley C. Collins: 52,479 |
|
| 1958 |
Walter H. Moeller: 47,939 |
Homer E. "Pete" Abele: 42,607 |
|
| 1956 |
|
Thomas A. Jenkins: 71,295 |
|
| 1954 |
Truman A. Morris: 28,150 |
Thomas A. Jenkins: 45,277 |
|
| 1952 |
Delmar A. Canaday: 35,666 |
Thomas A. Jenkins: 63,339 |
|
| 1950 |
Wiliam J. Curry: 21,117 |
Thomas A. Jenkins: 39,584 |
|
| 1948 |
Delmar A. Canaday: 27,913 |
Thomas A. Jenkins: 38,330 |
|
| 1946 |
H. A. McCown: 17,719 |
Thomas A. Jenkins: 35,406 |
|
| 1944 |
Elsie Stanton: 23,986 |
Thomas A. Jenkins: 43,388 |
|
| 1942 |
Oral Daugherty: 16,582 |
Thomas A. Jenkins: 29,691 |
|
| 1940 |
John P. Kelso: 33,698 |
Thomas A. Jenkins: 48,217 |
|
| 1938 |
Elsie Stanton: 24,198 |
Thomas A. Jenkins: 47,036 |
|
| 1936 |
O. J. Kleffner: 34,477 |
Thomas A. Jenkins: 46,965 |
|
| 1934 |
W. F. Marting: 26,278 |
Thomas A. Jenkins: 36,824 |
|
| 1932 |
Charles M. Hogan: 29,027 |
Thomas A. Jenkins: 41,654 |
|
| 1930 |
H. L. Crary: 19,157 |
Thomas A. Jenkins: 31,836 |
|
| 1928 |
Charles E. Poston: 16,551 |
Thomas A. Jenkins: 38,347 |
|
| 1926 |
Guy Stevenson: 14,460 |
Thomas A. Jenkins: 25,571 |
|
| 1924 |
W. F. Rutherford: 17,923 |
Thomas A. Jenkins: 32,617 |
|
| 1922 |
James Sharp: 17,811 |
Israel M. Foster: 30,341 |
|
| 1920 |
Benjamin F. Reynolds: 21,429 |
Israel M. Foster: 38,436 |
|