We’re bringing Thin Gold back online in phases. Some sections are still being checked and will return as each one is ready; our goal is to be fully back before the November 3 midterms.

SENATE RACE

Colorado


Where this race stands

Published ratings for Colorado, one row per rater
Rater Rating Added
Cook Political Report Solid D
Sabato's Crystal Ball Safe D
Split Ticket Safe D
FiftyPlusOne Safe D
Thin Gold model Safe D · more than 19 in 20 chance for Democrats

Our model's lean sits inside the range of the raters covering this race.

Model output from our win-odds simulation, under calibration review. Methodology

See the full forecast →

Candidates

Nominee not yet confirmed
Democrat

We do not carry Colorado's certified primary result.

Colorado Secretary of State publishes the certified primary result on its official results page.

Colorado's published terms restrict reuse of its election data, and we honor that.

Colorado held its primary on June 30, 2026.

What we know

  • Per Wikipedia, John Hickenlooper won the Democratic primary. As of October 16, 2026 · Wikipedia (CC BY-SA 4.0), cross-checked against FEC filings · Not state-certified
  • Per Wikipedia, Mark Baisley won the Republican primary. As of October 16, 2026 · Wikipedia (CC BY-SA 4.0), cross-checked against FEC filings · Not state-certified

No verified public poll. How we source polling data.

Unproven: Analysis held for checking never verified This text is held until it passes a current check of its candidate, officeholder and party claims against sourced records. How the claim check works

Campaign finance · FEC

Democratic

Raised
$9.3M
Spent
$9.6M
Cash on hand
$2.1M
Small-dollar share of individual contributions (derived)
27%
PAC / committee contributions
$1.1M

Campaign finance · FEC

Republican

Raised
$939.6K
Spent
$913.3K
Cash on hand
$28.2K
Small-dollar share of individual contributions (derived)
40%
PAC / committee contributions
$13K

Federal Election Commission filings, as of Oct 13, 2026.

State demographics · Census ACS


Median household income
$95,470 (±$578)
Median gross rent, monthly
$1,761 (±$7)
People below the poverty line
9.4% (±0.2%)
People without health insurance
7.7% (±0.1%)
Renter households paying 30% or more of income on rent
52.8% (±0.5%)

Source: U.S. Census Bureau, American Community Survey 5-year estimates 2020-2024 , statewide; the survey window ends Dec 31, 2024. Survey estimates; the figure after ± is the 90% margin of error. The renter-burden share is derived by Thin Gold from two published Census percentages. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Election information


Voter registration deadline
Not shown. The federal form states this deadline in words that are not a plain "N days before the election" rule, so we do not compute a date. We have not yet built a reader for this state's election office, so no state-published date is shown.
Early voting
Not shown. We have not yet built a reader for this state's election office, so no state-published date is shown.

What is not on this page

  • Candidate issue positions are not shown. We list a position only when it is tied to a named, dated source.
  • No individual poll results are compiled for this race.
  • The previous result for this seat is not shown: we hold no certified results record for it yet.
Read Full Senate Analysis → · back soon