1918 United States Senate election in Montana

The 1918 United States Senate election in Montana took place on November 5, 1918. Incumbent United States Senator Thomas J. Walsh, who was first elected to the Senate in 1912, ran for re-election. He won the Democratic primary uncontested, and was opposed in the general election by Oscar M. Lanstrum, a former State Representative and the Republican nominee, and Jeannette Rankin, one of two United States representatives from Montana's at-large congressional district and the nominee of the National Party. Walsh narrowly won his second term in the Senate.

1918 United States Senate election in Montana

← 1912 November 5, 1918 1924 →
 
Nominee Thomas J. Walsh Oscar M. Lanstrum Jeannette Rankin
Party Democratic Republican National
Popular vote 46,160 40,229 26,013
Percentage 41.07% 35.79% 23.14%

County results
Walsh:      30–40%      40–50%      50–60%
Lanstrum:      30–40%      40–50%      50–60%
Rankin:      30–40%      40–50%
No Data/Vote:      

U.S. senator before election

Thomas J. Walsh
Democratic

Elected U.S. Senator

Thomas J. Walsh
Democratic

Democratic primary

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Candidates

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Results

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Democratic Party primary results[1]
Party Candidate Votes %
Democratic Thomas J. Walsh (incumbent) 28,553 100.00%
Total votes 28,553 100.00%

Republican primary

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Candidates

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Results

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Republican Primary results[1]
Party Candidate Votes %
Republican Oscar M. Lanstrum 18,805 41.59%
Republican Jeannette Rankin 17,091 37.80%
Republican Harry H. Parsons 5,878 13.00%
Republican Edmund Nichols 3,443 7.61%
Total votes 45,217 100.00%

General election

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Results

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1918 United States Senate election in Montana[2]
Party Candidate Votes % ±%
Democratic Thomas J. Walsh (incumbent) 46,160 41.07% −0.10%
Republican Oscar M. Lanstrum 40,229 35.79% +9.06%
National Jeannette Rankin 26,013 23.14%
Majority 5,931 5.28% −3.79%
Turnout 112,402
Democratic hold Swing

References

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  1. ^ a b "Report of the Official Canvass of the Vote Cast at the Primary Election Held in the State of Montana, August 27, 1918". Montana Secretary of State. Retrieved July 2, 2014.
  2. ^ "Official Abstract of Votes Cast at the General Election Held in Montana, November 5, 1918" (PDF). Montana Secretary of State. Archived from the original (PDF) on December 28, 2013. Retrieved July 2, 2014.