Voting & Elections in Altona, CO
Presidential election results and party lean trends
County-level data: Election results are reported at the county level. Altona is located in Boulder County, CO. Results reflect all voters in the county, not just those in Altona.
Election Overview
Source: Boulder County (2024)2024 Winner
Democrat
Dem Votes
150,149
76.5%
GOP Votes
40,758
20.8%
Total Votes
196,150
Margin
D+55.8%
Shift from 2020
R+0.8pp
vs prior election
📊Election Results by Year
2016–2024📈Partisan Lean Trend
D+55.8%Election History
Source: County-Level Election Results| Year | Dem Votes | GOP Votes | Total | Dem % | GOP % | Margin |
|---|---|---|---|---|---|---|
| 2024 | 150,149 | 40,758 | 196,150 | 76.5% | 20.8% | D+55.8 |
| 2020 | 159,089 | 42,501 | 206,111 | 77.2% | 20.6% | D+56.6 |
| 2016 | 124,715 | 38,766 | 176,735 | 70.6% | 21.9% | D+48.6 |
In the 2024 presidential election, Boulder County recorded 196,150 total votes. Democrats won the county with 76.5% of the vote compared to 20.8% for Republicans, a margin of D+55.8%. Compared to 2020, the margin shifted R+0.8pp from the previous election. Since 2016, Boulder County has shifted 7.1 percentage points toward Democrats.