Voting & Elections in Monmouth, IL
Presidential election results and party lean trends
County-level data: Election results are reported at the county level. Monmouth is located in Warren County, IL. Results reflect all voters in the county, not just those in Monmouth.
Election Overview
Source: Warren County (2024)2024 Winner
Republican
Dem Votes
2,711
36.5%
GOP Votes
4,579
61.6%
Total Votes
7,432
Margin
R+25.1%
Shift from 2020
R+5.1pp
vs prior election
📊Election Results by Year
2016–2024📈Partisan Lean Trend
R+25.1%Election History
Source: County-Level Election Results| Year | Dem Votes | GOP Votes | Total | Dem % | GOP % | Margin |
|---|---|---|---|---|---|---|
| 2024 | 2,711 | 4,579 | 7,432 | 36.5% | 61.6% | R+25.1 |
| 2020 | 3,090 | 4,676 | 7,924 | 39.0% | 59.0% | R+20.0 |
| 2016 | 2,983 | 4,267 | 7,700 | 38.7% | 55.4% | R+16.7 |
In the 2024 presidential election, Warren County recorded 7,432 total votes. Republicans won the county with 61.6% of the vote compared to 36.5% for Democrats, a margin of R+25.1%. Compared to 2020, the margin shifted R+5.1pp from the previous election. Since 2016, Warren County has shifted 8.4 percentage points toward Republicans.