| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| TX-01 | Max SandlinDEM | DEM | 153,038 | 56.5% | D+12.9 |
| TX-02 | Jim TurnerDEM | DEM | 140,501 | 60.9% | D+22.7 |
| TX-03 | Sam JohnsonREP | REP | 154,133 | 74.0% | R+49.6 |
| TX-04 | Ralph M HallDEM | DEM | 168,285 | 57.8% | D+17.4 |
| TX-05 | REP | 139,908 | 58.2% | R+17.9 | |
| TX-06 | Joe BartonREP | REP | 164,037 | 70.3% | R+42.7 |
| TX-07 | REP | 108,527 | 89.2% | R+89.2 | |
| TX-08 | Kevin BradyREP | REP | 150,926 | 93.1% | R+93.1 |
| TX-09 | Nick LampsonDEM | DEM | 147,958 | 58.6% | D+18.3 |
| TX-10 | DEM | 135,624 | 84.4% | D+84.4 | |
| TX-11 | Chet EdwardsDEM | DEM | 144,857 | 51.5% | D+4.5 |
| TX-12 | Kay GrangerREP | REP | 131,931 | 91.9% | R+91.9 |
| TX-13 | REP | 150,619 | 79.3% | R+58.5 | |
| TX-14 | REP | 151,129 | 68.1% | R+36.2 | |
| TX-15 | DEM | 66,311 | 100.0% | D+100.0 | |
| TX-16 | DEM | 72,383 | 100.0% | D+100.0 | |
| TX-17 | DEM | 163,804 | 51.4% | D+4.0 | |
| TX-18 | DEM | 128,926 | 76.9% | D+55.2 | |
| TX-19 | REP | 127,776 | 91.6% | R+91.6 | |
| TX-20 | DEM | 68,685 | 100.0% | D+100.0 | |
| TX-21 | REP | 222,093 | 72.9% | R+47.6 | |
| TX-22 | Tom DelayREP | REP | 159,084 | 63.2% | R+28.1 |
| TX-23 | REP | 150,552 | 51.5% | R+4.3 | |
| TX-24 | Martin FrostDEM | DEM | 112,894 | 64.7% | D+30.7 |
| TX-25 | DEM | 116,126 | 54.8% | D+11.7 | |
| TX-26 | REP | 164,678 | 74.8% | R+52.0 | |
| TX-27 | DEM | 112,209 | 61.1% | D+24.6 | |
| TX-28 | DEM | 100,420 | 71.1% | D+44.2 | |
| TX-29 | Gene GreenDEM | DEM | 58,593 | 95.2% | D+95.2 |
| TX-30 | DEM | 119,817 | 74.3% | D+50.1 | |
| TX-31 | REP | 161,484 | 69.1% | R+41.7 | |
| TX-32 | REP | 147,902 | 67.8% | R+37.4 |