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Elections · U.S. Senate · Colorado

2026 Colorado Senate race

Six candidates are on the November 3, 2026 ballot for U.S. Senate in Colorado, with three certified write-ins, as recorded September 21, 2026 from the Colorado Secretary of State.

The November ballot

Hickenlooper
$10M
Baisley
$138K
Chew
$1.3M

Raised so far, filed with the FEC

Also in this race: Christopher Baum (Approval Voting), Adam Withrow (Unity), Blake Huber (Libertarian), Ryan Apelbaum (Republican, write-in), Will Powers (Republican, write-in) and Donald Willoughby (Unaffiliated, write-in).

Certified list: Colorado Secretary of State. Faces and bars are the campaigns that hold the seat or have $25,000 raised or outside spending on file; being outside that group is a filing fact, not a mark. A candidate marked write-in is certified to run and their votes count; their name is not printed on the ballot. Not a prediction.

The seat

John Hickenlooper

Democrat · Holds the seat now

First took office 2021 · Age 74

124
Trades disclosed
$17M
Estimated volume
13
Committee overlaps
Cosponsored S. 1879, the Ban Congressional Stock Trading Act

From the member's own disclosures and congress.gov. Not cosponsoring is not a vote against a ban.

See their record

How to vote in Colorado

  • General electionNovember 3, 2026 

Register 8 days before by mail or online, or same-day through Election Day in person.

All dates and rules
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How they won the primary

The primary · 895,358 votes

  • John Hickenlooper Won: 52.8% 472,870
  • Julie Gonzales: 47.2% 422,488

Primary results as recorded October 12, 2026, ordered by votes. Source: Colorado Secretary of State certified primary abstract. Certified July 24, 2026. A primary result is a recorded fact about a past contest, not a prediction of November.

The money on this race

Raised by candidates
$13M
Outside money
$820K

Outside money, for and against

Supporting Hickenlooper$514K
Opposing Hickenlooper-
Supporting Baisley-
Opposing Baisley-
Supporting Chew-
Opposing Chew-

Independent expenditures; direction is each filer's own declared filing. The other $306K of the race's $820K was spent on candidates not listed here. No outside money is on file for or against the other 6 names on this ballot.

Where each candidate's money comes from

19%$1.9MSmall donors$1.5K<1%
55%$5.6MLarge donors$19K2%
10%$1.1MPACs--
<1%$62KParty--
--Self-funding$1.3M98%
15%$1.6MOther--

Small donors give $200 or less; PACs are political action committees. Shares of each candidate's own receipts on file with the FEC. Outside money is not part of these figures.

Other includes money transferred in from committees the candidate authorized, such as a joint fundraising committee, which reports its own donors to the FEC: John Hickenlooper $1.3M.

Who is spending on this race

The largest groups spending independently here, ranked; open a row for whose race the money went into.

1 to 5 of 11 groups

Independent expenditures reported to the FEC; direction is each group's own declared filing.

Not on the November ballot

16 filed

Primary candidates who did not advance, committees still on file, and candidacies that ended. Being here is a filing fact, not a mark against anyone.

How this seat voted last time

D+9 in 2020

  • John Hickenlooper Won: 53.5%
  • Cory Gardner: 44.2%

3,235,790 votes for candidates. Other candidates and write-ins took the remaining 2.3%. A past result is a filed fact, not a prediction of November.

Certified returns via MIT Election Data and Science Lab, from the House Clerk's election statistics and state canvasses.

More on the Colorado ballot8 House races statewideYour full ballot at View My Sample Ballot Find your races by ZIP →

Candidates and financing from the FEC, public domain. Candidate totals are each campaign's latest FEC report, ending between June 30, 2026 and September 30, 2026. Outside money is the FEC's processed total of independent expenditures plus the 24- and 48-hour reports filed since each group's latest regular report. It covers each candidate's own campaign: the years since their previous federal election, up to the six their totals cover. Dataset built 2026-10-12. Nothing here is a forecast, a grade, or a ranking of candidates.