| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| WI-01 | Les AspinDEM | DEM | 155,804 | 61.0% | D+22.9 |
| WI-02 | DEM | 186,045 | 60.6% | D+21.9 | |
| WI-03 | REP | 175,465 | 56.6% | R+13.8 | |
| WI-04 | DEM | 137,024 | 94.5% | D+94.5 | |
| WI-05 | DEM | 156,921 | 63.5% | D+28.6 | |
| WI-06 | REP | 171,283 | 65.0% | R+30.0 | |
| WI-07 | David R ObeyDEM | DEM | 179,668 | 68.0% | D+36.0 |
| WI-08 | Toby RothREP | REP | 177,152 | 57.2% | R+15.2 |
| WI-09 | REP | 111,570 | 99.9% | R+99.9 |