Riding profile

CO-3

US House district — CO · Mixed · us co

The question

CO-3: who wins this toss-up?

Current forecast

Democrat

Toss-up

Probability
98%
Mean margin (pts)
3.4
P(close race)
84%

Projected vote share

Projection by party

  • Democrat 51.0%

    Dwayne Romero

  • Republican 47.7%

    Jeffrey Hurd incumbent

  • Other 1.3%

Watch list

The tightest races

Smallest projected margin. Open one for the numbers.

  1. FL-22Democrat68 %1.1 pt margin
  2. AZ-2Republican57 %1.1 pt margin
  3. OH-10Democrat60 %1.1 pt margin

In context

How this riding stacks up

Democrat Republican Other
HereCO-3 51.0%47.7%1.3%
National averageUnited States 54.3% −3.3 44.9% +2.7 5.1% −3.8

Nationwide averages computed across the 435 riding-level projections (unweighted mean).

Projection track

How the projection has moved

District polls

Polls in this district

4 polls

Pollster Field dates Sample Pop. Topline Source
Keating Research, Inc. 21–Jul 23 500 LV
Republican 46 Democrat 45
link
Ragnar Research Partners Conservatives for America 10–Mar 12 400 LV
Republican 47 Democrat 37
link
Ragnar Research Partners Conservatives for America 10–Mar 12 400 LV
Republican 46 Democrat 41
link
Expedition Strategies 8–Jan 12 400 LV
Republican 48 Democrat 39
link

District-level polls, topline only. Vote-Scope reports each published poll as the pollster released it; figures are not the Vote-Scope projection.

Editorial read

CO-3, a mixed riding in CO, elected a member with the Republicans in the previous cycle, with a 5-point margin. The Vote-Scope model projects the Democrats ahead at 51% vote share, against 48% for the Republicans, and the race could swing.

Sitting member

HURD, JEFFREY

Sits with Republican

Primary race

Primary results

Held Jun 30, 2026 · Certified official result

Democratic primary

Winner

Dwayne L. Romero 54.8%

47,848 votes

Republican primary

Winner

Jeff Hurd 66.4%

62,536 votes

Official source →

Who's running

The candidates

Declared and on-ballot candidates for the upcoming election.

  • Republican Incumbent

    Hurd, Jeffrey

  • Democrat Challenger

    Romero, Dwayne

Previous election · 2024

Won by
Republican
Margin
5.0 pts
Margin shift vs current projection
-1.6 pts
Last model run
Cycle
us_house_2026