| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| MO-01 | Wm Lacy ClayDEM | DEM | 163,494 | 73.0% | D+51.4 |
| MO-02 | Ann WagnerREP | REP | 231,117 | 64.1% | R+31.5 |
| MO-03 | REP | 191,620 | 68.3% | R+41.2 | |
| MO-04 | REP | 176,286 | 68.1% | R+41.7 | |
| MO-05 | DEM | 153,635 | 51.6% | D+6.6 | |
| MO-06 | Sam GravesREP | REP | 186,970 | 66.7% | R+37.1 |
| MO-07 | Billy LongREP | REP | 163,957 | 63.5% | R+34.6 |
| MO-08 | REP | 159,224 | 66.7% | R+42.3 |