| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| TX-01 | REP | 148,560 | 77.5% | R+54.9 | |
| TX-02 | Ted PoeREP | REP | 150,026 | 68.0% | R+38.3 |
| TX-03 | Sam JohnsonREP | REP | 138,280 | 82.0% | R+82.0 |
| TX-04 | REP | 115,085 | 100.0% | R+100.0 | |
| TX-05 | REP | 104,262 | 85.4% | R+85.4 | |
| TX-06 | Joe BartonREP | REP | 150,996 | 61.1% | R+24.7 |
| TX-07 | REP | 143,219 | 63.3% | R+28.7 | |
| TX-08 | Kevin BradyREP | REP | 140,013 | 89.3% | R+89.3 |
| TX-09 | Al GreenDEM | DEM | 86,003 | 90.8% | D+90.8 |
| TX-10 | REP | 176,460 | 62.2% | R+28.0 | |
| TX-11 | REP | 119,574 | 90.3% | R+90.3 | |
| TX-12 | Kay GrangerREP | REP | 158,730 | 71.3% | R+45.0 |
| TX-13 | REP | 131,451 | 84.3% | R+71.5 | |
| TX-14 | REP | 145,698 | 61.9% | R+25.8 | |
| TX-15 | DEM | 90,184 | 54.0% | D+10.8 | |
| TX-16 | DEM | 73,105 | 67.5% | D+38.3 | |
| TX-17 | Bill FloresREP | REP | 132,865 | 64.6% | R+32.2 |
| TX-18 | DEM | 106,010 | 71.8% | D+47.0 | |
| TX-19 | REP | 116,818 | 77.2% | R+58.8 | |
| TX-20 | DEM | 87,964 | 75.7% | D+75.7 | |
| TX-21 | REP | 188,996 | 71.8% | R+71.8 | |
| TX-22 | Pete OlsonREP | REP | 151,566 | 66.5% | R+35.0 |
| TX-23 | Will HurdREP | REP | 115,429 | 49.8% | R+2.1 |
| TX-24 | REP | 144,073 | 65.0% | R+32.7 | |
| TX-25 | REP | 177,883 | 60.2% | R+24.0 | |
| TX-26 | REP | 141,470 | 82.7% | R+82.7 | |
| TX-27 | REP | 131,047 | 63.6% | R+29.9 | |
| TX-28 | DEM | 76,136 | 82.1% | D+82.1 | |
| TX-29 | Gene GreenDEM | DEM | 46,143 | 89.5% | D+89.5 |
| TX-30 | DEM | 105,793 | 88.0% | D+88.0 | |
| TX-31 | REP | 143,028 | 64.0% | R+32.1 | |
| TX-32 | REP | 156,096 | 61.8% | R+26.4 | |
| TX-33 | DEM | 50,592 | 86.5% | D+86.5 | |
| TX-34 | DEM | 79,877 | 59.5% | D+20.9 | |
| TX-35 | DEM | 96,225 | 62.5% | D+29.2 | |
| TX-36 | Brian BabinREP | REP | 133,842 | 76.0% | R+53.9 |