St. Clair County, MI — Elections & Voting
Presidential election results and party lean trends
Election Overview
Source: St. Clair County (2024)2024 Winner
Republican
Dem Votes
30,844
32.0%
GOP Votes
64,277
66.6%
Total Votes
96,519
Margin
R+34.6%
Shift from 2020
R+4.4pp
vs prior election
📊Election Results by Year
2016–2024📈Partisan Lean Trend
R+34.6%Election History
Source: County-Level Election Results| Year | Dem Votes | GOP Votes | Total | Dem % | GOP % | Margin |
|---|---|---|---|---|---|---|
| 2024 | 30,844 | 64,277 | 96,519 | 32.0% | 66.6% | R+34.6 |
| 2020 | 31,363 | 59,185 | 92,064 | 34.1% | 64.3% | R+30.2 |
| 2016 | 24,553 | 49,067 | 77,994 | 31.5% | 62.9% | R+31.4 |
In the 2024 presidential election, St. Clair County recorded 96,519 total votes. Republicans won the county with 66.6% of the vote compared to 32.0% for Democrats, a margin of R+34.6%. Compared to 2020, the margin shifted R+4.4pp from the previous election. Since 2016, St. Clair County has shifted 3.2 percentage points toward Republicans.