Ronald Reagan carried Montana R+24.4.

Jimmy Carter (D) vs Ronald Reagan (R) in Montana, 1980. The state ran 14.7 points more Republican than the nation (R+9.7 nationally).

Nominees: Jimmy Carter (D) · Ronald Reagan (R)

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Montana result

363,952 votes counted

Carter (D)

118,032

32.4%

Reagan (R)

206,814

56.8%

All others

39,106

10.7%

Margin

R+24.4

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1980 presidential election

Montana, 1980

ReaganR+24.4

How it voted

Share of the 1980 vote

Ronald Reagan ✓Republican	56.8%	206,814
Jimmy CarterDemocratic	32.4%	118,032
John B. AndersonIndependent	10.7%	39,106

D+60

R+60

56 counties, each filled by 1980 D-vs-R margin. Hover any county for its result.

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Montana's presidential margins

1892–2024, the 1980 contest in context

Montana's presidential margins

Year	Margin (D minus R)
1892	−2.9%
1896	+60.2%
1900	+18.5%
1904	−20.4%
1908	−4.4%
1912	+11.8%
1916	+19.3%
1920	−29.1%
1924	−23.1%
1928	−17.9%
1932	+22.7%
1936	+41.7%
1940	+18.6%
1944	+9.4%
1948	+9.9%
1952	−19.3%
1956	−14.3%
1960	−2.5%
1964	+18.4%
1968	−9.0%
1972	−20.1%
1976	−7.4%
1980	−24.4%
1984	−22.3%
1988	−5.9%
1992	+2.5%
1996	−2.9%
2000	−25.1%
2004	−20.5%
2008	−2.4%
2012	−13.6%
2016	−20.2%
2020	−16.4%
2024	−19.9%

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County results — 1980

56 counties; every row links to the county's full page.

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County	Won	Margin	Democratic	Republican	Total
Beaverhead County	R	−51.5%	842	2,955	4,103
Big Horn County	R	−2.3%	1,644	1,730	3,735
Blaine County	R	−19.3%	1,107	1,686	2,995
Broadwater County	R	−41.6%	401	1,052	1,564
Carbon County	R	−23.0%	1,468	2,471	4,363
Carter County	R	−50.0%	237	766	1,058
Cascade County	R	−20.3%	11,105	17,664	32,234
Chouteau County	R	−44.5%	853	2,448	3,583
Custer County	R	−29.4%	1,822	3,533	5,816
Daniels County	R	−36.2%	483	1,086	1,666
Dawson County	R	−29.3%	1,543	3,045	5,118
Deer Lodge County	D	+20.8%	3,077	1,905	5,638
Fallon County	R	−40.3%	512	1,286	1,920
Fergus County	R	−38.2%	1,840	4,455	6,852
Flathead County	R	−36.8%	6,349	15,102	23,767
Gallatin County	R	−32.2%	5,747	12,738	21,726
Garfield County	R	−60.7%	169	760	974
Glacier County	R	−21.7%	1,394	2,283	4,093
Golden Valley County	R	−37.2%	155	362	556
Granite County	R	−27.1%	439	811	1,371
Hill County	R	−19.4%	2,875	4,448	8,089
Jefferson County	R	−24.4%	1,055	1,841	3,223
Judith Basin County	R	−33.8%	480	1,030	1,627
Lake County	R	−28.9%	2,615	5,083	8,532
Lewis and Clark County	R	−25.0%	6,815	12,128	21,212
Liberty County	R	−46.9%	283	872	1,256
Lincoln County	R	−24.2%	2,422	4,202	7,348
Madison County	R	−49.1%	676	2,220	3,145
McCone County	R	−44.3%	349	1,000	1,471
Meagher County	R	−44.6%	247	689	990
Mineral County	R	−8.4%	660	800	1,657
Missoula County	R	−8.8%	13,115	16,161	34,594
Musselshell County	R	−22.5%	784	1,279	2,204
Park County	R	−36.6%	1,663	3,929	6,195
Petroleum County	R	−39.6%	90	225	341
Phillips County	R	−36.9%	745	1,723	2,653
Pondera County	R	−40.0%	897	2,270	3,432
Powder River County	R	−45.0%	336	985	1,443
Powell County	R	−29.6%	883	1,770	2,993
Prairie County	R	−32.0%	283	580	927
Ravalli County	R	−36.9%	3,063	7,268	11,404
Richland County	R	−41.6%	1,252	3,348	5,038
Roosevelt County	R	−19.1%	1,504	2,298	4,160
Rosebud County	R	−20.6%	1,167	1,875	3,443
Sanders County	R	−20.0%	1,395	2,194	3,999
Sheridan County	R	−24.1%	955	1,658	2,912
Silver Bow County	D	+12.5%	9,721	7,301	19,377
Stillwater County	R	−30.5%	919	1,828	2,984
Sweet Grass County	R	−41.9%	440	1,169	1,739
Teton County	R	−42.5%	902	2,415	3,564
Toole County	R	−47.9%	634	2,000	2,850
Treasure County	R	−25.3%	181	321	554
Valley County	R	−32.3%	1,567	3,242	5,190
Wheatland County	R	−29.3%	381	742	1,230
Wibaux County	R	−31.6%	219	450	731
Yellowstone County	R	−25.0%	15,272	27,332	48,313