| Missouri - Summary Vote Results |
| August 08, 2012 - 04:15PM ET | (i) = incumbent |  = winner |  = runoff |
| Lieutenant Governor - Dem Primary | |
| 3418 of 3420 Precincts Reporting - 99% |
|
| Lieutenant Governor - GOP Primary | |
| 3418 of 3420 Precincts Reporting - 99% |
|
| Lieutenant Governor - Lib Primary | |
| Uncontested race, no results will be reported. |
|
| Lieutenant Governor - CST Primary | |
| Uncontested race, no results will be reported. |
|
