2026 results · Colorado · county
Jefferson County, Colorado
Hickenlooper carried Jefferson County by 32.4 points in the Senate race, 12.9 points more Democratic than the 2024 presidential vote here (D+19.5). 8 races have votes counted here.
- Votes counted, Senate
- 310,432
- 86% of the 361,504 votes for president in 2024
- 2026 margin
- D+32.4
- 2024 president
- D+19.5
- Shift from 2024
- 12.9 pts → D
- In Colorado
- 14th of 64
- The 14th best county for Hickenlooper of the 64 counted; 13th for turnout against 2024.
Statewide races
- Colorado SenateJohn Hickenlooper won · D+25.5 across the state63.6% John Hickenlooper31.2% Mark BaisleyD+32.4310,432 votes12.9 pts → D2024 D+19.5
- Colorado GovernorPhil Weiser won · D+27.9 across the state64.8% Phil Weiser28.9% Victor MarxD+35.9308,424 votes16.4 pts → D2024 D+19.5
- Colorado Attorney GeneralJena Griswold won · D+18.1 across the state61.6% Jena Griswold38.4% Michael J. AllenD+23.3305,920 votes3.8 pts → D2024 D+19.5
- Colorado Secretary of StateAmanda Gonzalez won · D+23.5 across the state63.7% Amanda Gonzalez33.2% James WileyD+30.6306,542 votes11.1 pts → D2024 D+19.5
- Colorado TreasurerJeff Bridges won · D+20.3 across the state61.7% Jeff Bridges35.5% Kevin GranthamD+26.2304,171 votes6.7 pts → D2024 D+19.5
The House
Jefferson County is split between 3 districts; each line is the county’s own part of that district.
- Colorado 2nd DistrictJefferson County's part of the district · Joe Neguse won · D+51.3 across the district63.1% Joe Neguse34.5% Kelley Anne DennisonD+28.61,159 votes6.8 pts → D2024 D+21.8
- Colorado 6th DistrictJefferson County's part of the district · Jason Crow won · D+34.6 across the district55.2% Jason Crow41.9% Jason ClarkD+13.333,446 votes10.9 pts → D2024 D+2.4
- Colorado 7th DistrictJefferson County's part of the district · Brittany Pettersen won · D+24.6 across the district63.9% Brittany Pettersen32.9% Tim BennettD+30.9273,838 votes9.6 pts → D2024 D+21.3
Also in this county: CO-01, with no votes counted in this county's part. Counts come from each race’s official source, named on its own page. Margins are the leading two candidates’ difference in points of all votes counted. 2024 is the presidential vote, Harris against Trump, on the same ground (for a House district, the county’s part of it). A county is not compared with 2024 until a quarter of its 2024 vote is counted. Ranks are among the state’s counties with votes counted in the same race.