Warren, Illinois — Presidential Election Results

Warren, Illinois has voted Republican in 5 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Republican in 2016. In 2024, it was 36.8 pts more Rep. than Illinois overall.

Jump to year: 2000 · 2004 · 2008 · 2012 · 2016 · 2020 · 2024

Full Election History, 2000–2024

Year Winner Party Votes Vote Share Margin Total Votes Cast Swing Vs. Illinois
2000 George W. Bush Republican 3,899 51.1% 4.9 pts (375 votes) 7,631 — 17.4 pts more Rep.
2004 George W. Bush Republican 4,474 52.9% 6.3 pts (536 votes) 8,457 -1.3 pts 16.8 pts more Rep.
2008 Barack Obama Democratic 4,286 53.4% 8.1 pts (649 votes) 8,029 +14.6 pts 17.3 pts more Rep.
2012 Barack Obama Democratic 4,044 51.9% 5.5 pts (426 votes) 7,793 -2.6 pts 11.6 pts more Rep.
2016 Donald Trump Republican 4,275 54.8% 16.5 pts (1,288 votes) 7,807 -23.3 pts 35.8 pts more Rep.
2020 Donald J Trump Republican 4,676 59.1% 20.1 pts (1,586 votes) 7,909 -2.7 pts 37.7 pts more Rep.
2024 Donald J Trump Republican 4,579 61.5% 25.1 pts (1,868 votes) 7,447 -5.2 pts 36.8 pts more Rep.

Population Context

Total Census Bureau population estimate for the county that year, and recorded votes as a share of that total population. This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.

Year County Population Votes Cast (% of Population)
2000 18,680 40.9% of population
2004 17,894 47.3% of population
2008 17,665 45.5% of population
2012 17,749 43.9% of population
2016 17,294 45.1% of population
2020 16,832 47.0% of population
2024 16,217 45.9% of population

Trend

Between 2000 and 2024, the two-party presidential margin in Warren shifted 20.6 points toward the Republican candidate, based on recorded county returns. This reflects the vote totals in this dataset only; no claim is made here about the causes of that shift.

Margin Over Time

Democratic candidate's margin (percentage points, two-party vote share). Positive values favor the Democratic candidate; negative values favor the Republican candidate.

2000: R+5.1 pts 2004: R+6.4 pts 2008: D+8.2 pts 2012: D+5.6 pts 2016: R+17.7 pts 2020: R+20.4 pts 2024: R+25.6 pts 2000 2004 2008 2012 2016 2020 2024

Bellwether Status

Warren has matched the national popular winner in 6 of the last 7 presidential elections (86%), and Illinois's own statewide winner in 2 of 7 (29%). Compare every county on the bellwether counties page.

Related Pages

Other Illinois Counties

Frequently Asked Questions

How has Warren voted in presidential elections since 2000?

Since 2000, Warren has voted Democratic in 2 of 7 recorded presidential elections and Republican in 5 of 7, based on county-level returns through 2024.

What was the closest presidential election in Warren?

Warren's closest recorded margin was in 2000, when George W. Bush (Republican) won by 5.1 points (375 votes) out of 7,631 total votes cast.

Has Warren ever flipped between parties?

Yes. Warren changed which party won the county in: 2008, 2016, based on the 2000-2024 record on this page.

What is the largest presidential election margin recorded in Warren?

The widest margin on record for Warren was in 2024, when Donald J Trump (Republican) won by 25.6 points.

How many votes were cast in Warren relative to its population?

In 2024, 7,447 votes were recorded in Warren against a total population of 16,217 (45.9% of the total population). This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.

Is Warren a presidential bellwether county?

Warren has matched the national popular winner in 6 of the last 7 presidential elections (86%), and Illinois's own statewide winner in 2 of 7 (29%).