November 3, 2026 · U.S. House
Colorado · Jefferson County
CO · U.S. House
Jefferson County votes · Nov 3, 2026
Percentages are for this county. Winner labels refer to the full contest.
Vote counts: Associated Press, via NBC News. Winner projections: NBC News Decision Desk. These returns are not certified.
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U.S. Census Bureau · 2025 reference boundaries. County colors describe this contest’s reported county votes, not every voter or precinct in the county.
Choose a county to see every candidate’s votes. These are county leaders, not race calls. Unlisted counties have no reviewed return in this snapshot.
| County | Leading choice | Votes for leader | Share |
|---|---|---|---|
| Adams County | Brittany Pettersen | 729 | 69.4% |
| Broomfield County | Brittany Pettersen | 26,723 | 67.4% |
| Chaffee County | Brittany Pettersen | 7,694 | 60.6% |
| Custer County | Tim Bennett | 2,024 | 64.3% |
| El Paso County | Brittany Pettersen | 151 | 62.1% |
| Fremont County | Tim Bennett | 12,535 | 63.4% |
| Jefferson County | Brittany Pettersen | 146,728 | 64.6% |
| Lake County | Brittany Pettersen | 2,095 | 63.0% |
| Park County | Tim Bennett | 4,951 | 52.4% |
| Teller County | Tim Bennett | 8,502 | 62.5% |
| Weld County | Brittany Pettersen | 2 | 100.0% |