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Who will win the 2026 Colorado Senate Democratic Primary?

Jul 1, 2026, 3:59am UTC, 24 days agoLast updated: Jun 30, 2026, 10:23 PM UTC

Colorado Democratic Senate nominee?

$619.0K

JUL 1, 2026

Primary Election

Party selects its nominee.

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OddsCurrent Odds

Track how candidate odds have moved across common market windows.

Total volume

$619.0K

24h volume

$214.5K

J. Hickenlooper100%

K. Breslin0%

N. Miner0%

No chart data available yet.

source: Kalshi

Upcoming Events

November

TUE 3

Colorado 2026 general election

News

AINews Summary

John Hickenlooper has secured the Colorado Democratic Senate nomination after a narrow primary win over Julie Gonzales. Newly filed disclosures show major outside spending helped support him before the vote. He now moves on to face Republican Mark Baisley in November. Hickenlooper’s primary win removes nomination uncertainty and likely strengthens his position in the market. The outside spending details may reinforce his support, though the effect is probably limited now that the primary is settled.

Articles

WEWashington Examiner10 hours ago

Democratic establishment fights back against socialists

Democratic leaders are circling the wagons around Rep. Haley Stevens (D-MI) against her left-wing opponent, Abdul el Sayed.

AOArkansas Online3 days ago

Biggs wins GOP primary in Arizona

PHOENIX -- U.S. Rep. Andy Biggs, a fierce ally of President Donald Trump and former head of the House Freedom Caucus, won the Republican nomination for Arizona governor Tuesday.

WCWDIV ClickOnDetroit5 days ago

Arizona Republicans pick nominees Tuesday for governor and other top offices

Arizona Republicans are choosing nominees to challenge Democrats in key state offices.

BNBaltimore News5 days ago

Dem rift intensifies following dueling Michigan senate endorsements by Schumer, Warren

As socialist and progressive candidates notch primary wins this summer, Democrats are facing a growing internal fight over the party’s direction.

TAThe Aspen Times2 months ago

What the 2 Democratic candidates for governor say they’ll do for western Colorado

U.S. Senate Michael Bennet and Colorado Attorney General Phil Weiser say they know serving as Colorado’s next governor means representing more than just the populous Front Range. The two Democrats are running in the June...

SIStaten Island Advance2 months ago

Trump tightens grip on GOP with ‘disloyal’ Republican senator’s stunning defeat

“His disloyalty to the man who got him elected is now a part of legend, and it’s nice to see that his political career is OVER!”

NYNew York Post12 days ago

Democrats' civil war is blazing

The irony is that Democrats’ infighting only boosts Republicans’ chances of winning critical battleground races this year.

SRSanta Rosa Press Democrat16 days ago

Gavin Newsom: Democrats must ‘demand the fight’ for Senate control post-Platner

Gov. Gavin Newsom reiterated past remarks that Democrats nationwide need to be more pugnacious as the party casts about for a replacement to Maine Senate candidate Graham Platner, who dropped out Wednesday after an ex-girlfriend accused him of sexual assault.

BDBoulder Daily Camera21 days ago

How Phil Weiser beat Michael Bennet in Democrats' primary for governor

Attorney General Phil Weiser defeated U.S. Sen. Michael Bennet by 13 percentage points amid anti-incumbent sentiment among Colorado voters. Here's how he won.

Polls

Polling Average

50%40%30%20%10%0%

43%

23.5%

J. Hickenlooper

J. Gonzales

K. Breslin

Date (Start - End)	Spread	Hickenlooper	Gonzales	Breslin
Polling Average	Hickenlooper+19.5	43.0%	23.5%	3.0%
Colorado Community ResearchMay 17 - 28	Hickenlooper+7.0	41.0%	34.0%	–
Data for ProgressFeb 20 - 25	Hickenlooper+32.0	45.0%	13.0%	3.0%

Aggregation source: FiftyPlusOne

Endorsements

John Hickenlooper

LCV Action Fund

LCV Action Fund endorsed John Hickenlooper for reelection to the U.S. Senate.

Who will win the 2026 Colorado Senate Democratic Primary?

Colorado Democratic Senate nominee?

OddsCurrent Odds

Upcoming Events

News

Democratic establishment fights back against socialists

Biggs wins GOP primary in Arizona

Arizona Republicans pick nominees Tuesday for governor and other top offices

Dem rift intensifies following dueling Michigan senate endorsements by Schumer, Warren

What the 2 Democratic candidates for governor say they’ll do for western Colorado

Trump tightens grip on GOP with ‘disloyal’ Republican senator’s stunning defeat

Democrats' civil war is blazing

Gavin Newsom: Democrats must ‘demand the fight’ for Senate control post-Platner

How Phil Weiser beat Michael Bennet in Democrats' primary for governor

Polls

Endorsements

Fundraising

Related races

Colorado Governor winner?

CO-04 House winner?

CO-05 House winner?

Colorado Secretary of State winner?

Upcoming Events

News

Democratic establishment fights back against socialists

Biggs wins GOP primary in Arizona

Arizona Republicans pick nominees Tuesday for governor and other top offices

Dem rift intensifies following dueling Michigan senate endorsements by Schumer, Warren

What the 2 Democratic candidates for governor say they’ll do for western Colorado

Trump tightens grip on GOP with ‘disloyal’ Republican senator’s stunning defeat

Democrats' civil war is blazing

Gavin Newsom: Democrats must ‘demand the fight’ for Senate control post-Platner

How Phil Weiser beat Michael Bennet in Democrats' primary for governor

Polls

Endorsements

Fundraising

Related races

Colorado Governor winner?

CO-04 House winner?

CO-05 House winner?

Colorado Secretary of State winner?