1978 general · November 7, 1978
1978 Ohio U.S. House election results, district by district
Ohio's U.S. House races in the 1978 general election: winners, margins, unopposed seats and seats that changed party.
Races23
Changed party2
Unopposed9%2 races
Every district
D 10 · R 13
| Race | Winner | Won by | Notes |
|---|---|---|---|
| OH-1 | Willis Gradison (R) | 30.6 | |
| OH-2 | Thomas Luken (D) | 4.7 | |
| OH-3 | Tony Hall (D) | 9.4 | Flipped |
| OH-4 | Tennyson Guyer (R) | 37.0 | |
| OH-5 | Delbert L. Latta (R) | 25.2 | |
| OH-6 | William H. Harsha (R) | 29.8 | |
| OH-7 | Clarence J. Brown (R) | Unopposed | |
| OH-8 | Thomas N. Kindness (R) | 42.8 | |
| OH-9 | Thomas Ludlow Ashley (D) | 33.0 | |
| OH-10 | Clarence Miller (R) | 47.8 | |
| OH-11 | J. William Stanton (R) | 39.8 | |
| OH-12 | Samuel L. Devine (R) | 13.9 | |
| OH-13 | Donald Pease (D) | 30.3 | |
| OH-14 | John F. Seiberling (D) | 44.9 | |
| OH-15 | Chalmers Wylie (R) | 42.2 | |
| OH-16 | Ralph Regula (R) | 56.0 | |
| OH-17 | John M. Ashbrook (R) | 34.8 | |
| OH-18 | Douglas Applegate (D) | 19.0 | |
| OH-19 | Lyle Williams (R) | 1.3 | Flipped |
| OH-20 | Mary Oakar (D) | Unopposed | |
| OH-21 | Louis Stokes (D) | 72.2 | |
| OH-22 | Charles A. Vanik (D) | 42.7 | |
| OH-23 | Ronald M. Mottl (D) | 49.5 |
Ohio
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: MIT Election Data and Science Lab