Colorado House of Representatives seat · lines in effect since 2022
Colorado House District 18
A district of about 82,000 people, 51% of adults with a bachelor's degree. It votes D+11.2 relative to the nation for president.
Where it sits among all 65 seats
Every Colorado House of Representatives seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2016 | 2018 | 2020 | 2022 | 2024 | 2026 | |
|---|---|---|---|---|---|---|
| U.S. Senate | R+1.1 | No race | D+4.0 | No race | No race | No race |
| Governor | No race | D+4.8 | No race | No race | No race | No race |
| Colorado House of Representatives | No race | No race | No race | D+8.5 | D+7.1 | D+19.4 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: Colorado Secretary of State and civicAPIUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 65 seats. Small marks are other seats in Colorado. The black marker is District 18.
Higher than 58% of seats.
Higher than 64% of seats.
Lower than 73% of seats.
Higher than 69% of seats.
Lower than 58% of seats.
Less dense than 69% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 2852% college gradsD+11.1Held DDistrict 25
62% college gradsD+10.2Held DDistrict 24
50% college gradsD+18.3Held DDistrict 27
58% college gradsD+22.4Held D
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Who has held it
These lines took effect in 2022.
- Amy T. Paschal (D)
2025– · Won 2024 by 7.1, 2026 by 19.4 - Marc Snyder (D)
2023–2025 · Won 2022 by 8.5
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)