Voting & Elections in Brentwood, MO
Presidential election results and party lean trends
County-level data: Election results are reported at the county level. Brentwood is located in St. Louis County, MO. Results reflect all voters in the county, not just those in Brentwood.
Election Overview
Source: St. Louis County (2024)2024 Winner
Democrat
Dem Votes
305,635
60.8%
GOP Votes
187,982
37.4%
Total Votes
502,356
Margin
D+23.4%
Shift from 2020
R+0.6pp
vs prior election
📊Election Results by Year
2016–2024📈Partisan Lean Trend
D+23.4%Election History
Source: County-Level Election Results| Year | Dem Votes | GOP Votes | Total | Dem % | GOP % | Margin |
|---|---|---|---|---|---|---|
| 2024 | 305,635 | 187,982 | 502,356 | 60.8% | 37.4% | D+23.4 |
| 2020 | 328,151 | 199,493 | 536,446 | 61.2% | 37.2% | D+24.0 |
| 2016 | 280,866 | 199,081 | 503,493 | 55.8% | 39.5% | D+16.2 |
In the 2024 presidential election, St. Louis County recorded 502,356 total votes. Democrats won the county with 60.8% of the vote compared to 37.4% for Republicans, a margin of D+23.4%. Compared to 2020, the margin shifted R+0.6pp from the previous election. Since 2016, St. Louis County has shifted 7.2 percentage points toward Democrats.