San Bernardino, California — Presidential Election Results
San Bernardino, California has voted Democratic in 4 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Republican in 2024. In 2024, it was 23.0 pts more Rep. than California 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. California |
|---|---|---|---|---|---|---|---|---|
| 2000 | George W. Bush | Republican | 221,757 | 48.7% | 1.5 pts (7,008 votes) | 454,893 | — | 14.0 pts more Rep. |
| 2004 | George W. Bush | Republican | 289,306 | 55.3% | 11.8 pts (61,517 votes) | 522,777 | -10.3 pts | 22.0 pts more Rep. |
| 2008 | Barack Obama | Democratic | 315,720 | 52.1% | 6.3 pts (38,312 votes) | 606,334 | +18.4 pts | 18.1 pts more Rep. |
| 2012 | Barack Obama | Democratic | 305,109 | 52.5% | 7.4 pts (42,751 votes) | 581,517 | +1.1 pts | 16.2 pts more Rep. |
| 2016 | Hillary Clinton | Democratic | 340,833 | 52.1% | 10.6 pts (69,593 votes) | 653,983 | +3.8 pts | 20.9 pts more Rep. |
| 2020 | Joseph R Biden Jr | Democratic | 455,859 | 54.2% | 10.7 pts (89,602 votes) | 841,130 | -0.5 pts | 18.9 pts more Rep. |
| 2024 | Donald J Trump | Republican | 378,416 | 49.7% | 2.1 pts (16,302 votes) | 761,714 | -13.1 pts | 23.0 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 | 1,718,037 | 26.5% of population |
| 2004 | 1,899,065 | 27.5% of population |
| 2008 | 2,003,735 | 30.3% of population |
| 2012 | 2,073,512 | 28.0% of population |
| 2016 | 2,131,960 | 30.7% of population |
| 2020 | 2,183,526 | 38.5% of population |
| 2024 | 2,214,281 | 34.4% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in San Bernardino shifted 0.6 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.
Bellwether Status
San Bernardino has matched the national popular winner in 6 of the last 7 presidential elections (86%), and California's own statewide winner in 4 of 7 (57%). Compare every county on the bellwether counties page.
Related Pages
Other California Counties
Frequently Asked Questions
How has San Bernardino voted in presidential elections since 2000?
Since 2000, San Bernardino has voted Democratic in 4 of 7 recorded presidential elections and Republican in 3 of 7, based on county-level returns through 2024.
What was the closest presidential election in San Bernardino?
San Bernardino's closest recorded margin was in 2000, when George W. Bush (Republican) won by 1.6 points (7,008 votes) out of 454,893 total votes cast.
Has San Bernardino ever flipped between parties?
Yes. San Bernardino changed which party won the county in: 2008, 2024, based on the 2000-2024 record on this page.
What is the largest presidential election margin recorded in San Bernardino?
The widest margin on record for San Bernardino was in 2004, when George W. Bush (Republican) won by 11.9 points.
How many votes were cast in San Bernardino relative to its population?
In 2024, 761,714 votes were recorded in San Bernardino against a total population of 2,214,281 (34.4% 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 San Bernardino a presidential bellwether county?
San Bernardino has matched the national popular winner in 6 of the last 7 presidential elections (86%), and California's own statewide winner in 4 of 7 (57%).