GOTV Intel

Colorado Senate District 31

State Senate District 31

Covers part of Denver County.

Who Holds This Seat

Matt Ball

Democrat · State Senator

Holds This SeatOn the 2026 ballot

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Running in 2026

IncumbentNov 3 General
Matt Ball

Democrat · State Senator

Ballot
On the 2026 ballot
Last Change
Profile updated · Oct 3
Raised
Not on file
Cash on Hand
Not on file

No finance filing on record.

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On File, Not Running

Michael F. DiManna

Republican · Ran for Senate District 31

Not on the 2026 ballot

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The District

Includes Denver (part).

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181 precincts · District lines: State senate lines: U.S. Census Bureau (1:500,000 cartographic boundary) · Precinct lines: Colorado county official precinct layers: Adams County Voter Precincts; Weld County Precincts; Douglas County Voter Precincts; Jefferson County County Precinct Archive 2022; Broomfield Precincts; Boulder County Precincts; El Paso County Precincts (gisservices.elpasoco.com HubPublic) — Census 2020 VTDs kept in other counties; U.S. Census Bureau 2020 TIGER/Line VTDs where no official layer; City and County of Denver (official election precincts; 2022 and 2024 generals)

Results in This District

ContestFirstSecondMarginVotes
2024 President79 precinctsColorado Secretary of StateCertified — Colorado Secretary of State…Kamala D. Harris and Tim Walz (D)80,263 · 80.7%Donald J. Trump and JD Vance (R)16,286 · 16.4%D+64.499,412
2022 U.S. Senate80 precinctsColorado Secretary of StateCertified — Colorado Secretary of State…Michael Bennet (D)67,947 · 82.3%Joe O'Dea (R)13,383 · 16.2%D+66.182,515
2022 Governor80 precinctsColorado Secretary of StateCertified — Colorado Secretary of State…Jared Polis and Dianne Primavera (D)69,910 · 85.0%Heidi Ganahl and Danny Moore (R)11,357 · 13.8%D+71.282,256
2020 President103 precinctsColorado Secretary of StateCertified — Colorado Secretary of State…Joseph R. Biden and Kamala D. Harris (D)90,163 · 82.2%Donald J. Trump and Michael R. Pence (R)17,095 · 15.6%D+66.7109,625
2020 U.S. Senate103 precinctsColorado Secretary of StateCertified — Colorado Secretary of State…John W. Hickenlooper (D)87,579 · 80.0%Cory Gardner (R)20,146 · 18.4%D+61.6109,461

Totals add up the certified precinct results for the precincts inside today's district lines. A precinct split by the district line counts in full, or only in the district holding most of its voters where the linkage assigns it to one, and votes a county reported only countywide (some counties' absentee and early votes) are left out, so totals can differ from an official canvass.

Past Results

State Senate — State Senate District 31

Colorado General Election 2024-11-05 · Nov 5, 2024
CandidateVotesShare
Chris HansenDemocratic75,76983.9%
David AitkenLibertarian14,51516.1%

Certified — Colorado Secretary of State historical election database (precinct detail as certified by county canvass boards; totals per the official Abstract of Votes Cast) · Colorado Secretary of State — Historical Election Database

State Senate — State Senate District 31

Colorado General Election 2020-11-03 · Nov 3, 2020
CandidateVotesShare
Chris HansenDemocratic74,28876.7%
Doug TownsendRepublican22,56223.3%

Certified — Colorado Secretary of State historical election database (precinct detail as certified by county canvass boards; totals per the official Abstract of Votes Cast) · Colorado Secretary of State — Historical Election Database