2020 Montana elections

A general election in the state of Montana was held on Tuesday, November 3, 2020, with the primary elections being held on June 2, 2020. Voters will elect one member to United States House of Representatives and all five state constitutional offices, among other elected offices.^[1]

2020 Montana elections

← 2018 November 3, 2020 (2020-11-03) 2022 →

Federal elections

President

Main article: 2020 United States presidential election in Montana

See also: 2020 Montana Democratic presidential primary

2020 United States presidential election in Montana^[2]

Party		Candidate	Votes	%	±%
	Republican	Donald Trump Mike Pence	343,602	56.92	+0.75
	Democratic	Joe Biden Kamala Harris	244,786	40.55	+4.80
	Libertarian	Jo Jorgensen Spike Cohen	15,252	2.53	−3.11
Total votes			603,640	100%
	Republican win

Congress

Senate

Main article: 2020 United States Senate election in Montana

Incumbent Republican Steve Daines won re-election.

House of Representatives

Main article: 2020 United States House of Representatives election in Montana

Incumbent Republican Greg Gianforte was elected in 2018 with 50.9% of the vote. Gianforte announced he would not seek re-election, instead successfully ran for governor.^[3] In the general election, Republican state auditor Matt Rosendale defeated former Democratic state representative Kathleen Williams.

Governor

Main article: 2020 Montana gubernatorial election

Secretary of state

Main article: 2020 Montana Secretary of State election

Incumbent Republican Montana Secretary of State Corey Stapleton was elected in 2016 with 55.5% of the vote.^[4] Stapleton has announced he would not seek re-election, instead running for the open U.S. House seat in Montana.^[5]

Republican primary

Candidates

Declared

• Bowen Greenwood, clerk for the Montana State Supreme Court^[6]
• Christi Jacobsen, chief of staff to Montana Secretary of State Corey Stapleton^[7]
• Brad Johnson, Montana Public Service Commissioner and former Montana Secretary of State (2005–2009)^[8]
• Kurt Johnson^[8]
• Forrest Mandeville, state representative^[9]
• Scott Sales, president of the Montana State Senate^[10]

Declined

• Corey Stapleton, incumbent Montana Secretary of State^[5]

Results

Republican primary results

Party		Candidate	Votes	%
	Republican	Christi Jacobsen	57,749	29%
	Republican	Scott Sales	49,596	25%
	Republican	Brad Johnson	45,388	23%
	Republican	Forrest Mandeville	20,258	10%
	Republican	Bowen Greenwood	14,036	7%
	Republican	Kurt Johnson	9,321	5%
Total votes			196,348	100%

Democratic primary

Candidates

Declared

• Bryce Bennett, state senator^[11]

Results

Democratic primary results

Party		Candidate	Votes	%
	Democratic	Bryce Bennett	130,109	100%
Total votes			130,109	100%

General election

Polling

Poll source	Date(s) administered	Sample size	Margin of error	Christi Jacobsen (R)	Bryce Bennett (D)	Undecided
Bryce Bennett[12]	Released August 20–26, 2020	–[a]	± 4.4%	39%	36%	22%

Results

Montana Secretary of State election, 2020^[13]

Party		Candidate	Votes	%	±%
	Republican	Christi Jacobsen	352,939	59.56%	4.07
	Democratic	Bryce Bennett	239,617	40.44%	0.53
Total votes			592,556	100.00%

Attorney general

Main article: 2020 Montana Attorney General election

Incumbent Republican Montana Attorney General Tim Fox was re-elected in 2016 with 67.7% of the vote.^[4] Fox is term-limited and cannot run for re-election. Fox decided to run for the Governor of Montana election.^[14]

Republican primary

Candidates

Nominee

• Austin Knudsen, Roosevelt County Attorney, and former speaker of the Montana House of Representatives^[15]

Eliminated in primary

• Jon Bennion, chief deputy Attorney General^[16]

Results

Republican primary results

Party		Candidate	Votes	%
	Republican	Austin Knudsen	116,113	60%
	Republican	Jon Bennion	78,161	40%
Total votes			194,274	100.0

Democratic primary

Candidates

Nominee

• Raph Graybill, chief legal counsel to Governor Steve Bullock^[16]

Eliminated in primary

• Kimberly Dudik, state representative^[17]

Withdrawn

• Jim Cossitt, bankruptcy attorney^[18][19]

Declined

• John Morrison, former Montana State Auditor^[20]

Results

Democratic primary results

Party		Candidate	Votes	%
	Democratic	Raph Graybill	79,772	57%
	Democratic	Kimberly Dudik	59,963	43%
Total votes			139,735	100.0

Green primary

Candidates

Disqualified

• Roy Davis^[21]

Results

Green primary results

Party		Candidate	Votes	%
	Green	Roy Davis	748	100.0%
Total votes			748	100.0%

General election

Polling

Poll source	Date(s) administered	Sample size[b]	Margin of error	Austin Knudsen (R)	Raph Graybill (D)	Other	Undecided
Change Research[22]	October 29 – November 2, 2020	920 (LV)	± 3.5%	50%	44%	5%[c]	2%
Raph Graybill[23][A]	Released September 3, 2020	–[d]	–	38%	38%	20%	–

Results

Montana Attorney General election, 2020

Party		Candidate	Votes	%	±%
	Republican	Austin Knudsen	348,322	58.51%	−9.16
	Democratic	Raph Graybill	247,025	41.49%	+9.16
Total votes			595,347	100.00%

Montana State Senate

Main article: 2020 Montana Senate election

Montana State House

Main article: 2020 Montana House of Representatives election

Public Service Commission

Three of five seats on the Montana Public Service Commission - Districts 2, 3 and 4 - were up for election on November 3, 2020, with party primaries scheduled for June 2.^[24]

State auditor

Incumbent Republican Montana State Auditor Matt Rosendale was elected in 2016 with 53.8% of the vote.^[4] Rosendale announced he would not seek re-election, instead opting to run for the open U.S. House seat in Montana.^[25]

Republican primary

Candidates

Nominee

• Troy Downing, businessman and candidate for U.S. Senate in 2018^[26]

Eliminated in primary

• Nelly Nicol, businesswoman^[27]
• Scott Tuxbury, insurance underwriting firm owner^[28]

Declined

• Matt Rosendale, incumbent Montana State Auditor (running for U.S. House)^[25]

Results

Republican primary results

Party		Candidate	Votes	%
	Republican	Troy Downing	97,053	50%
	Republican	Scott Tuxbury	58,085	30%
	Republican	Nelly Nicol	39,172	20%
Total votes			194,310	100.0

Democratic primary

Candidates

Nominee

• Shane Morigeau, state representative^[29]

Eliminated in primary

• Mike Windsor, attorney^[28]

Results

Democratic primary results

Party		Candidate	Votes	%
	Democratic	Shane Morigeau	78,374	61%
	Democratic	Mike Windsor	49,064	39%
Total votes			127,438	100.0

General election

Results

Results by county

Downing:

•   40–50%
•   50–60%
•   60–70%
•   70–80%
•   80–90%

Morigeau:

•   40–50%
•   50–60%
•   60–70%

Montana State Auditor election, 2020^[13]

Party		Candidate	Votes	%	±%
	Republican	Troy Downing	326,742	55.32%	+1.51
	Democratic	Shane Morigeau	232,634	39.39%	–6.80
	Libertarian	Roger Roots	31,267	5.29%	N/A
Total votes			590,643	100.00%

Superintendent of Public Instruction

Incumbent Republican Montana Superintendent of Public Instruction Elsie Arntzen was elected in 2016 with 51.6% of the vote.^[4]

Republican primary

Candidates

Declared

• Elsie Arntzen, incumbent Montana Superintendent of Public Instruction^[30]

Results

Republican primary results

Party		Candidate	Votes	%
	Republican	Elsie Arntzen (incumbent)	177,595	100%
Total votes			177,595	100%

Democratic primary

Candidates

Declared

• Melissa Romano, fourth grade teacher and nominee for Montana Superintendent of Public Instruction in 2016^[31]

Results

Democratic primary results

Party		Candidate	Votes	%
	Democratic	Melissa Romano	132,351	100%
Total votes			132,351	100%

General election

Polling

Poll source	Date(s) administered	Sample size[b]	Margin of error	Elsie Arntzen (R)	Melissa Romano (D)	Other / Undecided
Strategies 360/NBCMT[32]	October 15–20, 2020	500 (LV)	± 4.4%	39%	41%	21%[e]

Results

Results by county

Arntzen:

•   40–50%
•   50–60%
•   60–70%
•   70–80%
•   80–90%

Romano:

•   40–50%
•   50–60%
•   60–70%

Montana Superintendent of Public Instruction election, 2020^[13]

Party		Candidate	Votes	%	±%
	Republican	Elsie Arntzen (incumbent)	310,111	52.19%	+0.54
	Democratic	Melissa Romano	259,886	43.74%	–4.61
	Libertarian	Kevin Leatherbarrow	24,202	4.07%	N/A
Total votes			594,199	100.00%

Supreme Court

The terms of Montana Supreme Court justices for Seats 5 and 6 expire at the end of 2020. A nonpartisan primary for the two seats is scheduled for June 2, and the nonpartisan election on November 3.^[33]

Ballot measures

• Montana LR-130, Limit Local Government Authority to Regulate Firearms Measure^[34]
• Montana C-46, Initiated Amendment Distribution Requirements Measure^[35]
• Montana C-47, Initiated Statute and Referendum Distribution Requirements Amendment^[36]
• Montana CI-118, Allow for a Legal Age for Marijuana Amendment^[37]
• Montana I-190, the Montana Marijuana Legalization and Tax Initiative

Polling

Initiative 190

Poll source	Date(s) administered	Sample size[b]	Margin of error	For	Against	Undecided / Other
MSU Billings[38]	Oct. 19–24, 2020	546 (LV)	± 4.2%	54%	38%	7%	–
MSU Bozeman[39]	Sept. 14 – Oct. 2, 2020	1,607 (LV)	± 3.9%	49%	39%	10%	2%[f]

Legalization of recreational marijuana

Poll source	Date(s) administered	Sample size[b]	Margin of error	Yes	No	Undecided
University of Montana[40]	Feb. 21 – Mar. 1, 2019	293 (RV)	± 5.7%	51%	37%	12%
University of Montana[41]	Feb. 12–22, 2020	498 (LV)	± 4.39%	54%	37%	9%

On Legislative Referendum 130

Poll source	Date(s) administered	Sample size[b]	Margin of error	Yes (for the amendment)	No (against the amendment)	Undecided
Montana State University Billings[42]	October 19–24, 2020	546 (LV)	± 4.2%	52%	36%	12%

Legislative Referendum 130 Results by county

Yes:

•   60–70%
•   50–60%

No:

•   50–60%

C-46 Results by county

Yes:

•   80–90%
•   70–80%
•   60–70%

C-47 Results by county

Yes:

•   70–80%
•   60–70%
•   50–60%

Initiative 118 Results by county

Yes:

•   60–70%
•   50–60%

No:

•   60–70%
•   50–60%

Notes

1. Not yet released
2. Key:
   A – all adults
   RV – registered voters
   LV – likely voters
   V – unclear
3. "Don't recall" with 3%; Did not vote with 2%; Would not vote with 0%
4. Not yet released
5. Leatherbarrow (L) with 5%; Undecided with 16%
6. Would not vote with 2%

Partisan clients

1. Poll conducted for Graybill's campaign