| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1996 | MD | R | U.S. House | District 04 | Primary | 1 | 3,871 | 51.5% | |
| 1996 | MD | R | U.S. House | District 04 | General | 2 | 24,700 | 14.8% | |
| 1998 | MD | R | U.S. House | District 04 | Primary | 1 | 2,157 | 37.8% | |
| 1998 | MD | R | U.S. House | District 04 | General | 2 | 21,518 | 14.3% | |
| 2000 | MD | R | U.S. House | District 04 | Primary | 1 | 7,412 | 100.0% | |
| 2000 | MD | R | U.S. House | District 04 | General | 2 | 24,973 | 12.6% | |
| 2002 | MD | R | U.S. House | District 04 | Primary | 1 | 3,428 | 34.6% | |
| 2002 | MD | R | U.S. House | District 04 | General | 2 | 34,890 | 20.8% | |
| 2004 | MD | R | U.S. House | District 04 | Primary | 3 | 1,131 | 16.0% | |
| 2006 | MD | R | U.S. Senate Class 1 | Primary | 2 | 6,280 | 2.9% | ||
| 2008 | MD | R | U.S. House | District 06 | Primary | 4 | 3,433 | 5.2% | |
| 2010 | MD | R | U.S. Senate Class 3 | Primary | 7 | 8,265 | 3.4% | ||
| 2012 | MD | R | U.S. Senate Class 1 | Primary | 6 | 10,506 | 5.1% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |