Colorado's 1st Senate district

Colorado's 1st State Senate district
From 2022 onward From 2012 to 2022
Senator	Byron Pelton R – Sterling
Registration	40.8%  Republican 13.4%  Democratic 43.6%  No party preference
Demographics	74%  White 2%  Black 21%  Hispanic 1%  Asian 2% Other
Population (2018)	148,526 [1]
Registered voters	103,238 [2]

Colorado's 1st Senate district is one of 35 districts in the Colorado Senate. It has been represented by Republican Byron Pelton since 2023. Prior to redistricting the district was represented by Republicans Jerry Sonnenberg and Greg Brophy. ^{[3] [4]}

Geography

District 1 covers much of the Eastern Plains in the state's northeastern corner, including all of Cheyenne, Elbert, Kit Carson, Lincoln, Logan, Morgan, Phillips, Sedgwick, Washington, and Yuma Counties and parts of Weld County. Communities in the district include Julesburg, Holyoke, Sterling, Brush, Fort Morgan, Eaton, Kersey, Lochbuie, Hudson, Keenesburg, Ault, Akron, Wray, Yuma, Burlington, Limon, Elizabeth, Ponderosa Park, and Cheyenne Wells. ^[5]

The district is located entirely within Colorado's 4th congressional district, and overlaps with the 48th, 63rd, 64th, and 65th districts of the Colorado House of Representatives. ^[6] It borders the states of Wyoming, Nebraska, and Kansas. ^[1]

Recent election results

2022

Colorado state senators are elected to staggered four-year terms; under normal circumstances, the 1st district holds elections in midterm years. The 2022 election is the first held under the state's new district lines.

2022 Colorado Senate election, District 1 ^[7]

Party		Candidate	Votes	%
	Republican	Byron Pelton	53,199	100
Total votes			53,199	100

Historical election results

2018

2018 Colorado Senate election, District 1 ^[8]

Party		Candidate	Votes	%
	Republican	Jerry Sonnenberg (incumbent)	52,311	79.0
	Democratic	Debra Gustafson	13,894	21.0
Total votes			66,205	100
	Republican hold

2014

2014 Colorado Senate election, District 1 ^[9]

Party		Candidate	Votes	%
	Republican	Jerry Sonnenberg	45,689	85.3
	Constitution	Doug Aden	7,876	14.7
Total votes			53,565	100
	Republican hold

Federal and statewide results

Year	Office	Results [10]
2020	President	Trump 75.3 – 22.5%
2018	Governor	Stapleton 74.1 – 21.8%
2016	President	Trump 74.0 – 19.7%
2014	Senate	Gardner 74.6 – 19.5%
	Governor	Beauprez 71.8 – 23.8%
2012	President	Romney 69.7 – 27.9%

Past senators

Senator	Party	Years of service
Greg Brophy	Republican Party	June 23, 2005 – January 7, 2015
Jerry Sonnenberg	Republican Party	January 7, 2015 – January 9, 2023

References

1. "State Senate District 1, CO". Census Reporter. Retrieved April 9, 2020.
2. "Total Registered Voters by State Senate District, Party, and Status" (PDF). Colorado Secretary of State. Retrieved April 9, 2020.
3. "Senator Jerry Sonnenberg". Colorado General Assembly. Retrieved April 9, 2020.
4. "Colorado State Senate District 1". Ballotpedia. Retrieved July 3, 2022.
5. "Final Plans Approved by the Court". Colorado Redistricting - General Assembly. Retrieved April 13, 2020.
6. David Jarman. "How do counties, House districts, and legislative districts all overlap?". Daily Kos. Retrieved April 9, 2020.
7. "2022 Abstract of Votes Cast" (PDF). Colorado Secretary of State. Retrieved January 10, 2022.
8. "2018 Abstract of Votes Cast" (PDF). Colorado Secretary of State. Retrieved July 5, 2022.
9. "2014 Abstract of Votes Cast" (PDF). Colorado Secretary of State. Retrieved July 5, 2022.
10. "Daily Kos Elections Statewide Results by LD". Daily Kos. Retrieved April 9, 2020.