Summit, Colorado — Presidential Election Results
Summit, Colorado has voted Democratic in 7 of the last 7 presidential elections on record (2000–2024). In 2024, it was 27.0 pts more Dem. than Colorado 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. Colorado |
|---|---|---|---|---|---|---|---|---|
| 2000 | Al Gore | Democratic | 5,304 | 47.9% | 7.3 pts (807 votes) | 11,068 | — | 17.2 pts more Dem. |
| 2004 | John Kerry | Democratic | 8,144 | 59.3% | 20.2 pts (2,774 votes) | 13,735 | +12.3 pts | 25.3 pts more Dem. |
| 2008 | Barack Obama | Democratic | 9,802 | 65.8% | 33.0 pts (4,919 votes) | 14,899 | +13.0 pts | 24.4 pts more Dem. |
| 2012 | Barack Obama | Democratic | 9,347 | 61.0% | 24.7 pts (3,776 votes) | 15,312 | -8.2 pts | 19.8 pts more Dem. |
| 2016 | Hillary Clinton | Democratic | 9,557 | 59.1% | 27.6 pts (4,457 votes) | 16,174 | +5.1 pts | 25.0 pts more Dem. |
| 2020 | Joseph R Biden Jr | Democratic | 12,631 | 68.4% | 39.6 pts (7,309 votes) | 18,479 | +10.3 pts | 26.8 pts more Dem. |
| 2024 | Kamala D Harris | Democratic | 11,762 | 67.1% | 37.2 pts (6,518 votes) | 17,542 | -2.4 pts | 27.0 pts more Dem. |
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 | 23,700 | 46.7% of population |
| 2004 | 25,313 | 54.3% of population |
| 2008 | 27,144 | 54.9% of population |
| 2012 | 28,298 | 54.1% of population |
| 2016 | 30,552 | 52.9% of population |
| 2020 | 31,239 | 59.2% of population |
| 2024 | 30,882 | 56.8% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Summit shifted 30.1 points toward the Democratic 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
Summit has matched the national popular winner in 3 of the last 7 presidential elections (43%), and Colorado's own statewide winner in 5 of 7 (71%). Compare every county on the bellwether counties page.
Related Pages
Other Colorado Counties
Frequently Asked Questions
How has Summit voted in presidential elections since 2000?
Since 2000, Summit has voted Democratic in 7 of 7 recorded presidential elections and Republican in 0 of 7, based on county-level returns through 2024.
What was the closest presidential election in Summit?
Summit's closest recorded margin was in 2000, when Al Gore (Democratic) won by 8.2 points (807 votes) out of 11,068 total votes cast.
Has Summit ever flipped between parties?
Not in the 2000-2024 record on this page -- Summit has voted for the same party in every recorded presidential election in that span.
What is the largest presidential election margin recorded in Summit?
The widest margin on record for Summit was in 2020, when Joseph R Biden Jr (Democratic) won by 40.7 points.
How many votes were cast in Summit relative to its population?
In 2024, 17,542 votes were recorded in Summit against a total population of 30,882 (56.8% 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 Summit a presidential bellwether county?
Summit has matched the national popular winner in 3 of the last 7 presidential elections (43%), and Colorado's own statewide winner in 5 of 7 (71%).