2024 Colorado Senate election

The 2024 Colorado Senate elections took place on November 5, 2024, with the primary elections being held on June 25, 2024.^[1] Voters in 18 out of the 35 districts of the state Senate elected their representative for a four-year term.^[2] This election coincided with other Colorado elections of the same year and the biennial United States elections.

2024 Colorado Senate election

← 2022 November 5, 2024 2026 →
18 of the 35 seats in the Colorado Senate 18 seats needed for a majority
Majority party Minority party   Leader Robert Rodriguez Paul Lundeen Party Democratic Republican Leader since September 8, 2023 January 9, 2023 Leader's seat 32nd–Denver 9th–Colorado Springs Last election 11 seats, 49.05% 6 seats, 50.27% Seats before 23 12 Seats won 12 6 Seats after 23 12 Seat change Popular vote 817,303 594,858 Percentage 56.35% 41.01% Swing 7.30 pp 9.26 pp
Results by gains and holds Results by winning party vote share Results:      Democratic hold      Democratic gain      Republican hold      Republican gain      No election Vote share:      40–50%      50–60%      60–70%      80–90%      >90%      50–60%      60–70%      >90%
President of the Senate before election Steve Fenberg Democratic Elected President of the Senate James Coleman Democratic

Background

In the 2020 US Presidential Election, Joe Biden won 25 districts, while Donald Trump won 10. Republicans represented three districts where Biden had won in 2020: District 6 (Biden +2.18%), represented by Cleave Simpson; District 12 (Biden +3.61%), represented by Bob Gardner; and District 30 (Biden +1.47%), represented by Kevin Van Winkle. Additionally, one Democrat, Kevin Priola, represented District 13, which Trump won by 3.78%.

Biden   40–50%   50–60%   60–70%   70–80%   80-90%

Trump   40-50%   50–60%   60–70%

Retirements

Democrats

1. District 13: Kevin Priola is term-limited.^[3]
2. District 14: Joann Ginal is term-limited.^[3]
3. District 18: Steve Fenberg is term-limited.^[3]
4. District 19: Rachel Zenzinger is term-limited (ran for Jefferson County Commission).^[3][4]
5. District 28: Rhonda Fields is term-limited (ran for Arapahoe County Commission).^[3][5]

Republicans

1. District 2: Jim Smallwood is term-limited.^[3]
2. District 5: Perry Will retired to run for Garfield County Commission.^[6]
3. District 12: Bob Gardner is term-limited.^[3]

Predictions

Statewide

Source	Ranking	As of
CNalysis[7]	Solid D	August 10, 2024
Sabato's Crystal Ball[8]	Safe D	June 18, 2024

Competitive districts

District	Incumbent	Last Result	CNalysis[9] October 13, 2024
5th	Perry Will	N/A[a]	Tilt R
6th	Cleave Simpson	60.12% R	Tossup
12th	Bob Gardner	58.35% R	Lean D (flip)
13th	Kevin Priola	50.84% R[b]	Very Likely R (flip)

Closest races

Seats where the margin of victory was under 10%:

1. District 12, 1.35% (flip)
2. District 21, 2.22%
3. District 16, 4.31%
4. District 5, 4.46%

Results by district

District 2 • District 5 • District 6 • District 10 • District 12 • District 13 • District 14 • District 16 • District 17 • District 18 • District 19 • District 21 • District 23 • District 26 • District 28 • District 29 • District 31 • District 33[11][12]

District 2

2024 Colorado Senate election, 2nd District

Party		Candidate	Votes	%
	Republican	Lisa Frizell	63,181	60.68%
	Democratic	Jennifer Brady	38,261	36.75%
	Libertarian	Caryn Ann Harlos	2,672	2.57%
Total votes			104,114	100%
	Republican hold

District 5

2024 Colorado Senate election, 5th District

Party		Candidate	Votes	%
	Republican	Marc Catlin	46,310	52.23%
	Democratic	Cole Buerger	42,357	47.77%
Total votes			88,667	100%
	Republican hold

District 6

2024 Colorado Senate election, 6th District

Party		Candidate	Votes	%
	Republican	Cleave Simpson (incumbent)	52,131	55.91%
	Democratic	Vivian Smotherman	41,108	44.09%
Total votes			93,239	100%
	Republican hold

District 10

2024 Colorado Senate election, 10th District

Party		Candidate	Votes	%
	Republican	Larry Liston (incumbent)	49,886	57.05%
	Democratic	Ryan Howard Lucas	34,352	39.29%
	Libertarian	John Hjersman	3,198	3.66%
Total votes			87,436	100%
	Republican hold

District 12

2024 Colorado Senate election, 12th District

Party		Candidate	Votes	%
	Democratic	Marc Snyder	36,971	48.90%
	Republican	Stan VanderWerf	35,872	47.45%
	Libertarian	John Michael Angle	2,755	3.64%
Total votes			75,598	100%
	Democratic gain from Republican

District 13

2024 Colorado Senate election, 13th District

Party		Candidate	Votes	%
	Republican	Scott Bright	34,045	56.64%
	Democratic	Matt Johnston	26,060	43.36%
Total votes			60,105	100%
	Republican gain from Democratic

District 14

2024 Colorado Senate election, 14th District

Party		Candidate	Votes	%
	Democratic	Cathy Kipp	58,742	68.24%
	Republican	Phoebe McWilliams	24,085	27.98%
	Libertarian	Jeffrey Brosius	3,259	3.79%
Total votes			86,086	100%
	Democratic hold

District 16

2024 Colorado Senate election, 16th District

Party		Candidate	Votes	%
	Democratic	Chris Kolker (incumbent)	53,740	52.15%
	Republican	Robyn Carnes	49,302	47.84%
	Libertarian	Bennett Rutledge (write-in)	12	0.01%
Total votes			103,054	100%
	Democratic hold

District 17

2024 Colorado Senate election, 17th District

Party		Candidate	Votes	%
	Democratic	Sonya Jaquez Lewis (incumbent)	63,308	66.77%
	Republican	Tom Van Lone	31,509	33.23%
Total votes			94,817	100%
	Democratic hold

District 18

2024 Colorado Senate election, 18th District

Party		Candidate	Votes	%
	Democratic	Judy Amabile	73,150	90.47%
	Unity	Gary Swing	7,704	9.53%
Total votes			80,854	100%
	Democratic hold

District 19

2024 Colorado Senate election, 19th District

Party		Candidate	Votes	%
	Democratic	Lindsey Daugherty	54,900	56.13%
	Republican	Sam Bandimere	40,596	41.51%
	Libertarian	Ryan VanGundy	2,305	2.36%
Total votes			97,801	100%
	Democratic hold

District 21

2024 Colorado Senate election, 21st District

Party		Candidate	Votes	%
	Democratic	Dafna Michaelson Jenet (incumbent)	33,438	51.11%
	Republican	Frederick Alfred Jr	31,982	48.89%
Total votes			65,420	100%
	Democratic hold

District 23

2024 Colorado Senate election, 23rd District

Party		Candidate	Votes	%
	Republican	Barbara Kirkmeyer (incumbent)	75,608	97.76%
	Democratic	Joseph Bobko (write-in)	1,731	2.24%
Total votes			77,339	100%
	Republican hold

District 26

2024 Colorado Senate election, 26th District

Party		Candidate	Votes	%
	Democratic	Jeff Bridges (incumbent)	48,296	62.03%
	Republican	Bob Lane	27,756	35.65%
	Unity	Meredith Ryan	1,806	2.32%
Total votes			77,858	100%
	Democratic hold

District 28

2024 Colorado Senate election, 28th District

Party		Candidate	Votes	%
	Democratic	Mike Weissman	35,064	63.51%
	Republican	Pedro Espinoza	20,143	36.49%
Total votes			55,207	100%
	Democratic hold

District 29

2024 Colorado Senate election, 29th District

Party		Candidate	Votes	%
	Democratic	Janet Buckner (incumbent)	45,658	100%
Total votes			45,658	100%
	Democratic hold

District 31

2024 Colorado Senate election, 31st District

Party		Candidate	Votes	%
	Democratic	Chris Hansen (incumbent)	75,769	83.92%
	Libertarian	David Aitken	14,515	16.08%
Total votes			90,284	100%
	Democratic hold

District 33

2024 Colorado Senate election, 33rd District

Party		Candidate	Votes	%
	Democratic	James Coleman (incumbent)	56,129	81.84%
	Republican	Max Minnig	12,452	18.16%
Total votes			68,581	100%
	Democratic hold

Footnotes

1. Will was appointed to his seat following the resignation of Bob Rankin.^[10]
2. Priola switched parties in 2021 after the January 6 United States Capitol attack.