Colorado's 18th Senate district
{{Short description|American legislative district}}
{{Use mdy dates|date=August 2023}}
{{Infobox legislative district
|state=Colorado
|district=18
|chamber=Senate
|image={{switcher
|From 2022 onward
|From 2012 to 2022
}}
|representative=Judy Amabile
|party=Democratic
|residence=Boulder
|Democratic=44.4
|Republican=7.2
|NPP=46.7
|percent_white=83
|percent_black=1
|percent_hispanic=9
|percent_asian=4
|percent_native_american=
|percent_pacific_islander=
|percent_other_race=3
|percent_remainder_of_multiracial=
|population_year=2018
|voting_age=
|citizen_voting_age=
|notes=
}}
Colorado's 18th Senate district is one of 35 districts in the Colorado Senate. As of January 8, 2025 it is represented by Judy Amabile.{{Cite web|url=https://ballotpedia.org/Colorado_State_Senate_District_18|title=Senator Judy Amable}} It was previously represented by Democrat Steve Fenberg, the former Senate President, since 2017.{{Cite web|url=https://leg.colorado.gov/legislators/stephen-fenberg|title=Senator Stephen Fenberg |publisher=Colorado General Assembly|access-date=April 23, 2020}}
Geography
District 18 is based in the city of Boulder, also covering the outlying Boulder County communities of Lyons, Nederland, Gunbarrel, and Niwot.{{Cite web|url=https://redistricting.colorado.gov/final-plans-approved-court|title=Final Plans Approved by the Court |publisher=Colorado Redistricting - General Assembly|access-date=April 23, 2020}}{{Cite web|url=https://ballotpedia.org/Colorado_State_Senate_District_18|title=Colorado State Senate District 18|publisher=Ballotpedia|access-date=December 5, 2020}}
The district is located almost entirely within Colorado's 2nd congressional district, with a small section extending into the 4th district. It overlaps with the 10th, 11th, 12th, and 13th districts of the Colorado House of Representatives.{{Cite web|url=https://www.dailykos.com/stories/2019/7/30/1848730/-How-do-counties-House-districts-and-legislative-districts-all-overlap-These-new-tools-show-you|author=David Jarman|title=How do counties, House districts, and legislative districts all overlap?|publisher=Daily Kos|access-date=April 23, 2020}}
Recent election results
Colorado state senators are elected to staggered four-year terms; under normal circumstances, the 18th district holds elections in presidential years.
=2020=
{{Election box begin no change| title= 2020 Colorado State Senate election, District 18{{cite web | url =https://www.sos.state.co.us/pubs/elections/Results/Abstract/2020/2020BiennialAbstractBooklet.pdf| title = 2020 Abstract of Votes Cast |access-date = July 24, 2022| publisher = Colorado Secretary of State}}}}
{{Election box winning candidate with party link no change
| party = Democratic Party (United States)
| candidate = Steve Fenberg (incumbent)
| votes = 75,261
| percentage = 82.9
| change =
}}
{{Election box candidate with party link no change
| party = Republican Party (United States)
| candidate = Peg Cage
| votes = 15,524
| percentage = 17.1
| change =
}}
{{Election box total no change
| votes = 90,785
| percentage = 100
| change =
}}
{{Election box hold with party link no change
| winner = Democratic Party (United States)
| swing =
}}
{{Election box end}}
=2016=
{{Election box begin no change| title= 2016 Colorado State Senate election, District 18{{cite web|url =https://www.sos.state.co.us/pubs/elections/Results/Abstract/2016/2016BiennialAbstract.pdf| title = 2016 Abstract of Votes Cast |access-date = July 24, 2022| publisher = Colorado Secretary of State}}}}
{{Election box winning candidate with party link no change
| party = Democratic Party (United States)
| candidate = Steve Fenberg
| votes = 67,799
| percentage = 79.6
| change =
}}
{{Election box candidate with party link no change
| party = Republican Party (United States)
| candidate = M. Peter Spraitz
| votes = 17,370
| percentage = 20.4
| change =
}}
{{Election box total no change
| votes = 85,169
| percentage = 100
| change =
}}
{{Election box hold with party link no change
| winner = Democratic Party (United States)
| swing =
}}
{{Election box end}}
=2012=
{{Election box begin no change| title= 2012 Colorado State Senate election, District 18{{cite web | url =https://www.sos.state.co.us/pubs/elections/Results/Abstract/pdf/2000-2099/2012AbstractBook.pdf| title = 2012 Abstract of Votes Cast |access-date = July 24, 2022| publisher = Colorado Secretary of State}}}}
{{Election box winning candidate with party link no change
| party = Democratic Party (United States)
| candidate = Rollie Heath (incumbent)
| votes = 66,619
| percentage = 78.3
| change =
}}
{{Election box candidate with party link no change
| party = Republican Party (United States)
| candidate = Barry Thoma
| votes = 18,427
| percentage = 21.7
| change =
}}
{{Election box total no change
| votes = 85,046
| percentage = 100
| change =
}}
{{Election box hold with party link no change
| winner = Democratic Party (United States)
| swing =
}}
{{Election box end}}
=Federal and statewide results=
| class=wikitable |
| width="30" | Year
! width="60" | Office |
|---|
| 2020
| align="right" {{party shading/Democratic}} | Biden 83.6 – 14.4% |
| 2018
| Governor | align="right" {{party shading/Democratic}} | Polis 82.7 – 15.2% |
| 2016
| align="right" {{party shading/Democratic}} | Clinton 78.1 – 15.2% |
| rowspan="2" | 2014
| Senate | align="right" {{party shading/Democratic}} | Udall 77.5 – 19.4% |
| Governor
| align="right" {{party shading/Democratic}} | Hickenlooper 75.6 – 18.1% |
| 2012
| align="right" {{party shading/Democratic}} | Obama 76.5 – 21.0% |