Colorado · 9 federal races · 37 days left
Every Colorado race. From the other side.
The polls tell you who is ahead. These pages tell the candidate who is behind exactly how many votes they need, where those votes live, and what it takes to reach them before the last ballot is cast.
Colorado's congressional districts are the 2021 independent commission map, unchanged for 2026. Colorado votes by mail, with same-day registration through Election Day.
See every race rankedOdds today → with the plan, and the call program each plan takes.
9
underdog plans, built from precinct returns
5,012
net votes: the closest upset in Colorado (CO-08)
37
days until November 3. Mail voting opens October 2.
Pick a race
9 plans. One question each.
Colorado U.S. Senate · vs. incumbent
What it would take for Mark Baisley
350,023 net votes to find, most of them in El Paso County and Jefferson County.
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CO-01 · open seat
What it would take for Christy Peterson
170,208 net votes to find, most of them in Precinct 1310216225 (Denver County) and Precinct 1310216205 (Denver County).
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CO-02 · vs. incumbent
What it would take for Kelley Anne Dennison
145,237 net votes to find, most of them in Precinct 2235235309 (Larimer County) and Precinct 2154935101 (Larimer County).
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CO-03 · vs. incumbent
How Dwayne L. Romero wins
12,661 net votes to find, most of them in Precinct 3055826005 (Gunnison County) and Precinct 3055723003 (Garfield County).
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CO-04 · vs. incumbent
What it would take for Eileen Laubacher
64,911 net votes to find, most of them in Precinct 4304318201 (Douglas County) and Precinct 4274003369 (Arapahoe County).
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CO-05 · vs. incumbent
What it would take for Jessica Killin
35,327 net votes to find, most of them in Precinct 5121821176 (El Paso County) and Precinct 5111721614 (El Paso County).
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CO-06 · vs. incumbent
What it would take for Jason Clark
60,541 net votes to find, most of them in Precinct 6263703204 (Arapahoe County) and Precinct 6163803149 (Arapahoe County).
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CO-07 · vs. incumbent
What it would take for Tim Bennett
55,579 net votes to find, most of them in Precinct 7046022008 (Fremont County) and Precinct 7046022006 (Fremont County).
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CO-08 · vs. incumbent
How Manny Rutinel wins
5,012 net votes to find, most of them in Precinct 8252901058 (Adams County) and Precinct 8213501013 (Adams County).
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Independent analysis by The Political Group from official Colorado Secretary of State precinct returns, Census data, FEC filings and public polls. Not affiliated with any candidate or party. Also see the Colorado 2026 election guide.