| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1972 | MD | D | U.S. House | District 08 | Primary | 2 | 11,177 | 21.2% | |
| 1974 | MD | D | U.S. House | District 08 | Primary | 3 | 4,457 | 8.8% | |
| 1976 | MD | I | U.S. House | District 08 | General | 3 | 26,035 | 11.0% | |
| 1980 | MD | R | U.S. House | District 08 | Primary | 3 | 7,350 | 19.2% | |
| 1984 | MD | R | U.S. House | District 06 | Primary | 1 | 9,810 | 84.8% | |
| 1984 | MD | R | U.S. House | District 06 | General | 2 | 66,056 | 34.9% | |
| 2000 | MD | R | U.S. Senate Class 1 | Primary | 4 | 46,995 | 15.2% | ||
| 2004 | MD | R | U.S. House | District 08 | Primary | 2 | 4,255 | 27.7% | |
| 2012 | MD | R | U.S. House | District 06 | Primary | 5 | 2,854 | 7.1% | |
| 2016 | MD | R | U.S. House | District 06 | Primary | 4 | 7,014 | 11.4% | |
| 2022 | MD | R | Governor | Primary | 3 | 8,268 | 2.8% | ||
| 2024 | MD | R | U.S. Senate Class 1 | Primary | 2 | 79,517 | 27.8% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |