Colorado State Senate seat · lines in effect since 2022
Colorado Senate District 16
A district of about 160,000 people, 58% of adults with a bachelor's degree. It votes D+12.7 relative to the nation for president.
2024 election
Nov 5, 2024- Chris Kolker (D) · won52.1%
- Robyn Carnes (R)47.8%
- Bennett Rutledge (LIB)0.0%
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
Where it sits among all 35 seats
Every Colorado State Senate 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 election for this seat
17 races since 1968; the seat changed party 1 time. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2022 | |||
| 2024 | Chris Kolker (D) | Robyn Carnes (R) | 4.3 |
| Lines first used in 2012 | |||
| 2018 | Tammy Story (D)Flip | Tim Neville (R) | 14.4 |
| 2014 | Tim Neville (R) | Jeanne Nicholson (D) | 2.7 |
| Lines first used in 2002 | |||
| 2010 | Jeanne Nicholson (D) | Tim Leonard (R) | 1.1 |
| 2008 special | Dan Gibbs (D) | Don Ytterberg (R) | 18.1 |
| 2006 | Joan Fitzgerald (D) | Marty Neilson (R) | 21.9 |
| 2002 | Joan Fitzgerald (D) | Web Sill (R) | 4.8 |
| Lines first used in 1992 | |||
| 1998 | Dave Owen (R) | — | Unopposed |
| 1994 | Tom Norton (R) | — | Unopposed |
| Lines first used in 1982 | |||
| 1990 | Tom Norton (R) | — | Unopposed |
| 1988 special | Tom Norton (R) | — | Unopposed |
| 1986 | John P. Donley (R) | Matt Raymond (D) | 32.8 |
| 1982 | John P. Donley (R) | June K. Steinmark (D) | 15.5 |
| Lines first used in 1972 | |||
| 1980 | Al Meiklejohn (R) | — | Unopposed |
| 1976 | Al Meiklejohn (R) | Flett (D) | 4.2 |
| 1972 | Robert E. Johnson (R) | Myles Dolan (D) | 8.7 |
| Lines first used in 1962 | |||
| 1968 | Anthony F. Vollack (D) | Thomas F. Kelly (R) | 9.2 |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Districts that overlap District 16
The state's districts in other chambers that share residents with this one, and the share of District 16's area in each.
- U.S. House
- CO-6 99%
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 | 2024 | |
|---|---|---|---|---|
| President | R+0.5 | No race | No race | D+12.8 |
| U.S. Senate | R+1.2 | No race | D+4.9 | No race |
| Governor | No race | D+3.0 | No race | No race |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 8, 2026, 7:01 PM ET
Who lives here, compared
Grey bars show the spread of all 35 seats. Small marks are other seats in Colorado. The black marker is District 16.
Higher than 88% of seats.
Higher than 50% of seats.
Lower than 82% of seats.
Lower than 74% of seats.
Lower than 62% of seats.
Denser than 82% 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 2057% college gradsD+17.4Held DDistrict 19
51% college gradsD+19.2Not up in 2026District 12
43% college gradsD+4.1Not up in 2026District 15
51% college gradsD+7.7Held 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