2018 United States Senate election in Hawaii

Not to be confused with 2018 Hawaii State Senate election.

The 2018 United States Senate election in Hawaii took place on November 6, 2018. Incumbent Democratic U.S. Senator Mazie Hirono ran for reelection to a second term. Hirono ran unopposed in her party's primary and was easily reelected, defeating Republican challenger Ron Curtis. She won the highest vote percentage of any U.S. Senate candidate in 2018. This election was the fifth consecutive cycle in which a senate election was held in Hawaii after elections in 2010, 2012, 2014, and 2016.

2018 United States Senate election in Hawaii

← 2012 November 6, 2018 (2018-11-06) 2024 →
Turnout	51.32%
Nominee Mazie Hirono Ron Curtis Party Democratic Republican Popular vote 276,316 112,035 Percentage 71.15% 28.85%
County results Congressional district results Precinct results Hirono:      50–60%      60–70%      70–80%      80–90%      >90% Curtis:      50–60%      60–70%      No votes
U.S. senator before election Mazie Hirono Democratic Elected U.S. Senator Mazie Hirono Democratic

The primary election took place on August 11, 2018.^[1]

Democratic primary

Candidates

Declared

• Mazie Hirono, incumbent U.S. senator^[2]

Declined

• Tulsi Gabbard, U.S. representative^[3][4][5]

Endorsements

Mazie Hirono

U.S. senators

• Elizabeth Warren (D-MA)^[6]

Organizations

• EMILY's List^[7]
• End Citizens United^[8]
• League of Conservation Voters^[9]
• MoveOn.org^[10]
• National Committee to Preserve Social Security and Medicare^[11]
• National Organization for Women^[12]
• Natural Resources Defense Council Action Fund^[13]
• Sierra Club^[14]

Results

Results by county:

  Hirono—100%

  No data

Democratic primary results^[15]

Party		Candidate	Votes	%
	Democratic	Mazie Hirono (incumbent)	201,679	100%
Total votes			201,679	100%

Republican primary

Candidates

Declared

• Consuelo Anderson, educator and businesswoman^[16]
• George L. Berish, former Honolulu Symphony board member and finance chair^[16]
• Ron Curtis, retired systems engineer^[16]
• Rocky De La Fuente, businessman^[17]
• Robert C. Helsham Sr.^[16]
• Michael R. Hodgkiss^[16]
• Eddie Pirkowski, CEO^[16]
• Thomas Edward White^[18]

Results

Results by county:

  Curtis—30–40%

  Curtis—<30%

  White—<30%

  No data

Republican primary results^[15]

Party		Candidate	Votes	%
	Republican	Ron Curtis	6,370	23.73%
	Republican	Consuelo Anderson	5,172	19.26%
	Republican	Robert C. Helsham	3,988	14.85%
	Republican	Thomas E. White	3,657	13.62%
	Republican	Rocky De La Fuente	3,065	11.42%
	Republican	George L. Berish	1,658	6.18%
	Republican	Michael R. Hodgkiss	1,576	5.87%
	Republican	Eddie Pirkowski	1,358	5.06%
Total votes			26,848	100%

Nonpartisan primary

Candidates

Declared

• Charles Haverty
• Matthew K. Maertens
• Arturo Pacheco Reyes^[a]

Results

Results by county:

  Reyes—40–50%

  Reyes—30–40%

  Haverty—40–50%

  No data

Nonpartisan primary results^[15]

Party		Candidate	Votes	%
	Nonpartisan	Arturo Pacheco Reyes	441	38.02%
	Nonpartisan	Charles Haverty	416	35.86%
	Nonpartisan	Matthew K. Maertens	303	26.12%
Total votes			1,160	100%

General election

Predictions

There were no polls taken, and the race was rated safely Democratic by all forecasters.

Source	Ranking	As of
The Cook Political Report[20]	Safe D	October 26, 2018
Inside Elections[21]	Safe D	November 1, 2018
Sabato's Crystal Ball[22]	Safe D	November 5, 2018
Daily Kos[23]	Safe D	November 5, 2018
Fox News[24][b]	Likely D	November 5, 2018
CNN[25]	Safe D	November 5, 2018
RealClearPolitics[26]	Safe D	November 5, 2018

Results

United States Senate election in Hawaii, 2018^[27]

Party		Candidate	Votes	%	±%
	Democratic	Mazie Hirono (incumbent)	276,316	71.15%	+8.55%
	Republican	Ron Curtis	112,035	28.85%	−8.55%
Total votes			388,351	100%	N/A
	Democratic hold

By congressional district

Hirono won both congressional districts.^[28]

District	Hirono	Curtis	Representative
1st	70%	30%	Colleen Hanabusa (115th Congress)
			Ed Case (116th Congress)
2nd	72%	28%	Tulsi Gabbard

Notes

1. Note: Arturo Pacheco Reyes did not qualify for the general election.^[19]
2. The Fox News Midterm Power Rankings uniquely does not contain a category for Safe/Solid races.