Primary
Democratic Primary
Held August 11, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Mitchell Berman ✓ | 31,493 | 44.1% | |
| Peter Burgelis | 15,455 | 21.7% | |
| Lorenzo J. Santos | 14,590 | 20.4% | |
| Miguel Aranda | 9,700 | 13.6% | |
| Total Write-ins | 163 | 0.2% |
Republican Primary
Held August 11, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Bryan Steil ✓ | — | — |
Full calendar and every race: Wisconsin primary guide
Race Overview
General Election Polling Trend
Showing the published average. The rating above uses this figure.
The right edge is that same average of the last three polls. This is an average, not a forecast.
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Candidates
Bryan Steil Nominee Incumbent
RepublicanGeneral Election Polling Average
Average is the unweighted mean of the last three scientific public polls. Fewer than three uses the polls that exist. The rating uses that average when the newest poll ended in the last 30 days. The table lists the polls in that average, plus the most recent 30 days or the newest 3 polls, whichever is more — subscribe for the full history. How accurate is each pollster? →
| Pollster | Date | Sample | MoE | Dem | Rep |
|---|---|---|---|---|---|
| Impact Research (D) partisan·D D-sponsored | 2026-10-01 | 500 LV | Mitchell Berman 48.00% | Bryan Steil 47.00% | |
| DCCC Analytics Department | 2026-09-23 | 495 LV | ±4.40 | Mitchell Berman 48.00% | Bryan Steil 48.00% |
| Impact Research (D) partisan·D D-sponsored | 2026-08-09 | 400 LV | ±4.90 | Mitchell Berman 48.00% | Bryan Steil 49.00% |
Questions About This Race
Who is winning the 2026 WI-01 House race?
Mitchell Berman (D) and Bryan Steil (R) are tied at 48% in the PollingSource polling average, based on 3 polls, the last three or fewer.
Is the 2026 WI-01 House race competitive?
Yes — the PollingSource polling average rates this race a Toss-up, the most competitive category.
What does the latest poll of the 2026 WI-01 House race say?
The most recent public poll, from Impact Research (D) (completed October 1, 2026), found Mitchell Berman (D) at 48% and Bryan Steil (R) at 47%.
When is the 2026 WI-01 House race decided?
Election Day is Tuesday, November 3, 2026.
How is the PollingSource average calculated?
The PollingSource average is the unweighted mean of the last three scientific public polls, or fewer when fewer exist. One poll sets the rating when it ended in the last 30 days. We do not exclude pollsters. The table lists recent polls, including ones older than those three. Full details: pollingsource.com/methodology.
Independent Expenditures Updated 28 min ago
Top Spenders
- HMP Dem-aligned $1,362,345
- FAIRSHAKE GOP-aligned $1,025,785
- AMERICA FIRST AGRICULTURE ACTION INC. GOP-aligned $529,059
- AMERICAN MAJORITY ACTION PAC GOP-aligned $518,283
- NO GOING BACK PAC INC. GOP-aligned $493,089
- PROGRESSIVE TURNOUT PROJECT Dem-aligned $464,347
- IN UNION USA Dem-aligned $258,472
- CENTER FORWARD INITIATIVE INC (CFI) GOP-aligned $171,341
- SOMOS PAC Dem-aligned $162,385
- CIVIC RENEWAL FUND INC. GOP-aligned $139,705
Full outside-spending research — every committee, every race →
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