Voting & Elections in Jefferson, WI
Presidential election results and party lean trends
County-level data: Election results are reported at the county level. Jefferson is located in Jefferson County, WI. Results reflect all voters in the county, not just those in Jefferson.
Election Overview
Source: Jefferson County (2024)2024 Winner
Republican
Dem Votes
20,574
41.1%
GOP Votes
28,771
57.5%
Total Votes
50,035
Margin
R+16.4%
Shift from 2020
R+1.1pp
vs prior election
📊Election Results by Year
2016–2024📈Partisan Lean Trend
R+16.4%Election History
Source: County-Level Election Results| Year | Dem Votes | GOP Votes | Total | Dem % | GOP % | Margin |
|---|---|---|---|---|---|---|
| 2024 | 20,574 | 28,771 | 50,035 | 41.1% | 57.5% | R+16.4 |
| 2020 | 19,904 | 27,208 | 47,979 | 41.5% | 56.7% | R+15.2 |
| 2016 | 16,559 | 23,409 | 42,324 | 39.1% | 55.3% | R+16.2 |
In the 2024 presidential election, Jefferson County recorded 50,035 total votes. Republicans won the county with 57.5% of the vote compared to 41.1% for Democrats, a margin of R+16.4%. Compared to 2020, the margin shifted R+1.1pp from the previous election.