| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|
| 1995 |
|
TX |
R |
State House |
District 011 |
Special |
1 |
5,178 |
50.6% |
|
| 1996 |
|
TX |
R |
State House |
District 011 |
General |
1 |
20,004 |
56.2% |
|
| 1998 |
|
TX |
R |
State House |
District 011 |
General |
1 |
18,863 |
100.0% |
|
| 2000 |
|
TX |
R |
State Senate |
District 003 |
General |
1 |
152,514 |
60.6% |
|
| 2002 |
|
TX |
R |
State Senate |
District 003 |
General |
1 |
119,993 |
88.2% |
|
| 2006 |
|
TX |
R |
Commissioner of Agriculture |
|
Primary |
1 |
542,172 |
100.0% |
| 2006 |
|
TX |
R |
Commissioner of Agriculture |
|
General |
1 |
2,307,406 |
54.8% |
|
| 2010 |
|
TX |
R |
Commissioner of Agriculture |
|
Primary |
1 |
1,110,353 |
100.0% |
| 2010 |
|
TX |
R |
Commissioner of Agriculture |
|
General |
1 |
2,953,775 |
60.8% |
|
| 2014 |
|
TX |
R |
Lt. Governor |
|
Primary |
3 |
236,949 |
17.8% |