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U.S. House · All Colorado races

Colorado District 7

Solid D
Compare
Brittany Pettersen
Democratic · incumbent
>99 in 100
50–50chance of winning, out of 100
Tim Bennett
Republican
<1 in 100

Brittany Pettersen wins in >99 of 100 simulations.

There are no qualifying public polls yet, so the forecast leans on fundamentals; partisan lean, the national environment and incumbency point to Brittany Pettersen +27.3.

Where the result could land

Every simulated outcome, grouped in 2-point steps. Projected margin Pettersen +27.3; 80 in 100 fall between Pettersen +20.0 and Pettersen +34.6.

Bennett +30Bennett +20Bennett +10Pettersen +10Pettersen +20Pettersen +30Tie

The candidates

Tim Bennett
Republican
No biography on file yet.
Brittany PettersenIncumbent
Democratic
No biography on file yet.
Lawrence Clark
Constitution
Susan Hall
Unity
Joe Krzeczkowski
Independent
Dan Sallis
Libertarian

Ballot list and short bios from Wikipedia (CC BY-SA); websites from Wikidata.

What if this race flips? Try it in the map builder →

Polls

No public polls have tested Brittany Pettersen against Tim Bennett yet.

No polls of this matchup yet, so there is no polling average. The forecast relies on fundamentals.

Chance of winning over time

How this race’s odds have moved as polls and the national environment changed.

No change over the past 3 months
020406080100Aug 1Sep 1Oct 1

Out of 100. Today: Pettersen 100, Bennett 0.

What’s driving the forecast

The model blends each estimate by how much to trust it right now. Polls get 0% of the weight, 15 days out.

Polling average (after adjustments)—no polls
Partisan lean (Cook PVI, 2026 lines) D+8.0roughly 16 points of margin vs. the nation
National environment D+9.6generic ballot + presidential approval
Incumbent’s track record Bennett +2.0In 2024 they ran 3.9 pts more Republican than the state’s lean predicted; half carries over (max 10)
IncumbencyPettersen +3.6incumbent’s side
Fundamentals estimatePettersen +27.3±6 typical error
Expert ratings (average)—used only in the “+ Expert ratings” version
ForecastPettersen +27.3±5.7 standard deviation, including 2.3 for movement before Election Day

All three versions

  • Polls only: Brittany Pettersen >99 in 100 (Solid D)
  • Polls + fundamentals: Brittany Pettersen >99 in 100 (Solid D)
  • Polls + fundamentals + experts: Brittany Pettersen >99 in 100 (Solid D)

Rules and notes

  • Incumbent renominated

House races, closest first · this is #215 of 421