Voting & Elections in Vacaville, CA
Presidential election results and party lean trends
County-level data: Election results are reported at the county level. Vacaville is located in Solano County, CA. Results reflect all voters in the county, not just those in Vacaville.
Election Overview
Source: Solano County (2024)2024 Winner
Democrat
Dem Votes
113,997
60.1%
GOP Votes
70,345
37.1%
Total Votes
189,834
Margin
D+23.0%
Shift from 2020
R+7.3pp
vs prior election
📊Election Results by Year
2016–2024📈Partisan Lean Trend
D+23.0%Election History
Source: County-Level Election Results| Year | Dem Votes | GOP Votes | Total | Dem % | GOP % | Margin |
|---|---|---|---|---|---|---|
| 2024 | 113,997 | 70,345 | 189,834 | 60.1% | 37.1% | D+23.0 |
| 2020 | 131,639 | 69,306 | 205,831 | 63.9% | 33.7% | D+30.3 |
| 2016 | 97,159 | 49,595 | 156,067 | 62.3% | 31.8% | D+30.5 |
In the 2024 presidential election, Solano County recorded 189,834 total votes. Democrats won the county with 60.1% of the vote compared to 37.1% for Republicans, a margin of D+23.0%. Compared to 2020, the margin shifted R+7.3pp from the previous election. Since 2016, Solano County has shifted 7.5 percentage points toward Republicans.