| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| TX-01 | REP | 260,409 | 73.9% | R+49.8 | |
| TX-02 | Ted PoeREP | REP | 278,236 | 60.6% | R+24.6 |
| TX-03 | Sam JohnsonREP | REP | 316,467 | 61.2% | R+26.6 |
| TX-04 | REP | 246,220 | 88.0% | R+88.0 | |
| TX-05 | REP | 192,875 | 80.6% | R+80.6 | |
| TX-06 | Joe BartonREP | REP | 273,296 | 58.3% | R+19.3 |
| TX-07 | REP | 255,533 | 56.2% | R+12.3 | |
| TX-08 | Kevin BradyREP | REP | 236,379 | 100.0% | R+100.0 |
| TX-09 | Al GreenDEM | DEM | 188,523 | 80.6% | D+61.3 |
| TX-10 | REP | 312,600 | 57.3% | R+18.9 | |
| TX-11 | REP | 225,548 | 89.5% | R+89.5 | |
| TX-12 | Kay GrangerREP | REP | 283,115 | 69.4% | R+42.5 |
| TX-13 | REP | 221,242 | 90.0% | R+90.0 | |
| TX-14 | REP | 259,685 | 61.9% | R+23.7 | |
| TX-15 | DEM | 177,479 | 57.3% | D+19.6 | |
| TX-16 | DEM | 175,229 | 85.7% | D+85.7 | |
| TX-17 | Bill FloresREP | REP | 245,728 | 60.8% | R+25.6 |
| TX-18 | DEM | 204,308 | 73.5% | D+49.9 | |
| TX-19 | REP | 203,475 | 86.7% | R+86.7 | |
| TX-20 | DEM | 187,669 | 79.7% | D+79.7 | |
| TX-21 | REP | 356,031 | 57.0% | R+20.6 | |
| TX-22 | Pete OlsonREP | REP | 305,543 | 59.5% | R+19.0 |
| TX-23 | Will HurdREP | REP | 228,965 | 48.3% | R+1.3 |
| TX-24 | REP | 275,635 | 56.2% | R+16.9 | |
| TX-25 | REP | 310,196 | 58.4% | R+20.6 | |
| TX-26 | REP | 319,080 | 66.4% | R+36.7 | |
| TX-27 | REP | 230,580 | 61.7% | R+23.4 | |
| TX-28 | DEM | 184,442 | 66.2% | D+34.9 | |
| TX-29 | Gene GreenDEM | DEM | 131,982 | 72.5% | D+48.5 |
| TX-30 | DEM | 218,826 | 77.9% | D+58.9 | |
| TX-31 | REP | 284,588 | 58.4% | R+21.9 | |
| TX-32 | REP | 229,171 | 71.1% | R+71.1 | |
| TX-33 | DEM | 126,369 | 73.7% | D+47.4 | |
| TX-34 | DEM | 166,961 | 62.7% | D+25.3 | |
| TX-35 | DEM | 197,576 | 63.1% | D+31.5 | |
| TX-36 | Brian BabinREP | REP | 218,565 | 88.6% | R+88.6 |