2018 United States Senate election in Massachusetts

2018 United States Senate election in Massachusetts

November 6, 2018 (2018-11-06)
Turnout	59.17%
x150px x150px Nominee Elizabeth Warren Geoff Diehl Party Democratic Republican Popular vote 1,633,371 979,210 Percentage 60.34% 36.17%
250px Municipality results
U.S. senator before election Elizabeth Warren Democratic Elected U.S. Senator Elizabeth Warren Democratic

The 2018 United States Senate election in Massachusetts took place on November 6, 2018. Incumbent Democratic U.S. Senator Elizabeth Warren ran for reelection to a second term. The candidate filing deadline was June 5, 2018, and the primary election was held on September 4, 2018.

Warren won re-election by a wide margin, defeating her Republican opponent, Geoff Diehl.

Democratic primary

Candidates

Nominated

• Elizabeth Warren, incumbent U.S. Senator

Results

File:2018 MA US Senate Dem primary.svg

Results by county:

  Warren—>90%

Democratic primary results
Party		Candidate	Votes	%
	Democratic	Elizabeth Warren (incumbent)	590,835	98.08%
	Write-in		11,558	1.92%
Total votes			602,393	100%

Republican primary

Candidates

Nominated

• Geoff Diehl, state representative

Eliminated in primary

• Beth Lindstrom, former Undersecretary of the Massachusetts Office of Consumer Affairs and Business Regulation
• John Kingston, attorney and founder and president of Better for America

Eliminated at convention

• Darius Mitchell
• Heidi Wellman

Declined

• Gabriel Gomez, businessman, former Navy SEAL and nominee for the U.S. Senate in 2013
• Rick Green, businessman (running for House of Representatives)
• Curt Schilling, former Major League Baseball pitcher
• Bill Weld, former governor, nominee for the U.S. Senate in 1996 and Libertarian nominee for Vice President of the United States in 2016 (endorsed Beth Lindstrom)
• Daniel Winslow, former state representative and candidate for the U.S. Senate in 2013

Endorsements

Beth Lindstrom

Governors William F. Weld, former Governor of Massachusetts, 1991-1997 State legislators Richard J. Ross, state senator Kimberly Ferguson, state representative Paul Frost, state representative Sheila Harrington, state representative Bradford Hill, state representative James Kelcourse, state representative David Muradian, state representative Elizabeth Poirier, state representative Jay Barrows, state representative Steven Howitt, state representative Donald Wong, state representative David Vieira, state representative Local officials Mark Hawke, Gardner Mayor Anne Manning-Martin, Peabody City Councilor-at-Large Organizations Maggie's List Value in Electing Women (VIEW) PAC RightNOW Women PAC New England Police Benevolent Association Newspapers The Boston Globe The Lowell Sun

John Kingston

State legislators Don Humason, state senator Ryan Fattman, state senator Vinny deMacedo, state senator Donnie Berthiaume, state representative Will Crocker, state representative Joseph D. McKenna, state representative Local officials Stephanie K. Fattman, Worcester County Register of Probate Lew Evangelidis, Worcester County Sheriff Eddie Tedesco, Woburn City Councilor Jim Kane, member of the Shrewsbury Board of Selectmen Individuals Jim Rappaport, former Chairman of the Massachusetts GOP

Polling

Poll source	Date(s) administered	Sample size	Margin of error	Geoff Diehl	John Kingston	Beth Lindstrom	Other	Undecided
MassINC	June 22–25, 2018	399	± 4.9%	26%	12%	15%	5%	41%

Results

Overall

File:Massachusetts United States Senate Republican primary results by municipality, 2018.svg

Massachusetts United States Senate Republican primary results by municipality, 2018

Republican primary results
Party		Candidate	Votes	%
	Republican	Geoff Diehl	144,043	55.15%
	Republican	John Kingston	69,636	26.66%
	Republican	Beth Lindstrom	46,693	17.88%
	Write-in		798	0.31%
Total votes			261,170	100%

By county

File:2018 MA US Senate GOP primary.svg

Massachusetts United States Senate Republican primary results by county, 2018:

  Diehl—70–80%

  Diehl—60–70%

  Diehl—50–60%

  Diehl—40–50%

  Kingston—40–50%

County	Diehl %	Diehl votes	Kingston %	Kingston votes	Lindstrom %	Lindstrom votes
Barnstable	57.0%	10,761	24.2%	4,573	18.6%	3,513
Berkshire	47.9%	1,221	37.8%	965	13.8%	352
Bristol	61.8%	11,005	23.0%	4,095	15.0%	2,669
Dukes	55.2%	347	25.9%	163	18.9%	119
Essex	53.1%	17,716	28.3%	9,428	18.3%	6,104
Franklin	41.8%	938	42.3%	949	15.3%	343
Hampden	50.5%	7,491	34.0%	5,048	15.0%	2,225
Hampshire	45.7%	1,967	36.7%	1,579	16.9%	725
Middlesex	52.5%	29,084	26.8%	14,852	20.3%	11,218
Nantucket	50.1%	168	29.6%	99	20.3%	68
Norfolk	58.9%	18,749	22.0%	7,009	18.8%	5,992
Plymouth	70.1%	23,242	19.8%	6,549	10.0%	3,316
Suffolk	53.5%	4,792	27.6%	2,471	18.2%	1,628
Worcester	44.8%	16,562	32.1%	11,856	22.8%	8,421
Total	55.2%	144,043	26.7%	69,636	17.9%	46,693

Libertarian primary

Candidates

Declined

• Bill Weld, former Republican Governor and nominee for Vice President of the United States in 2016

Independents

Candidates

Declared

• Shiva Ayyadurai, entrepreneur
• Allen Waters
• John Devine

Declined

• Gabriel Gomez, businessman, former Navy SEAL and Republican nominee for the U.S. Senate in 2013

General election

Endorsements

Elizabeth Warren (D)
State officials Eric Schneiderman, former Attorney General of New York Organizations Boston Globe Council for a Livable World Democracy for America EMILY's List End Citizens United Feminist Majority Political Action Committee JStreet League of Conservation Voters LegitAction MoveOn.org Natural Resources Defense Council Action Fund Population Connection Sierra Club United Automobile Workers

Geoff Diehl (R)

U.S. Executive Branch officials Mike Pence, 48th Vice President of the United States Sean Spicer, former White House Press Secretary Governors Charlie Baker, Massachusetts Paul LePage, Maine State legislators Nick Boldyga, state representative Forrester Clark, former state representative Leah Cole, former state representative Robert Correia, former state representative (Democrat) David DeCoste, state representative Peter Durant, state representative Marc Lombardo, state representative Jim Lyons, state representative Lenny Mirra, state representative Shaunna O'Connell, state representative Local officials Caroline Colarusso, Stoneham Selectwoman John Coutinho, Hopkinton Selectmen Jim Cummings, Barnstable County Sheriff Lewis Evangelidis, Worcester County Sheriff Bob Hedlund, Weymouth Mayor Tom Hodgson, Bristol County Sheriff Michael Marchese, Everett City Councilor at Large John McCaul, Taunton City Councilor Joe McDonald, Plymouth County Sheriff Monica Medeiros, Melrose Alderman Ken Mitchel, Hanson Board of Selectman Chair Jeff Postell, Taunton City Councilor Claire Wright. Hopkinton Selectwoman Individuals Herman Cain, former Presidential candidate Howie Carr, radio talk host David Constantine, former Governor's Councilor Larry Ellison, president of the Massachusetts Association of Minority Law Enforcement Officers Steve Grogan, retired New England Patriots player Matt Light, retired New England Patriots player Joe Malone, former state treasurer Captain Dave Marciano of Wicked Tuna Frank McNamara, former U.S. Attorney Stephen Moore, writer and economist Fred Smerlas, retired New England Patriots player Jeff Kuhner, Radio Host Organizations Massachusetts Republican Party, (MassGOP) Massachusetts branch of the United States Republican Party Youth Conservatives of Massachusetts Norfolk Sheriff's Office County Correctional Officers Association Everett Police Superior Officers Local 95 Everett Police Patrolman's Local 94 Boston Police Patrolmen’s Association National Rifle Association Worcester's NEPBA Local 911 New England Police Benevolent Association ICE Council Local 207 Association of County Employees (the Union of Plymouth County Corrections Officers) New Bedford Police Union The Association of Marshfield Police Massachusetts Police Association Newspapers Boston Herald

Shiva Ayyadurai (I)
Individuals Ben Garrison, American political cartoonist and artist Owen Shroyer, American political activist and commentator, host on InfoWars Curt Schilling, former MLB pitcher Newspapers The Lowell Sun

Debates

• Complete video of debate, October 19, 2018
• Complete video of debate, October 21, 2018

Predictions

Source	Ranking	As of
The Cook Political Report	Solid D	September 28, 2018
Inside Elections	Solid D	September 29, 2017
Sabato's Crystal Ball	Safe D	September 27, 2017
Fox News	Likely D^	July 9, 2018
CNN	Solid D	July 12, 2018
RealClearPolitics	Safe D	May 26, 2018

^Highest rating they assert

Polling

Poll source	Date(s) administered	Sample size	Margin of error	Elizabeth Warren (D)	Geoff Diehl (R)	Shiva Ayyadurai (I)	Other	Undecided
MassINC	October 25–28, 2018	502	± 4.4%	54%	32%	6%	3%	3%
Suffolk University	October 24–28, 2018	500	± 4.4%	56%	34%	4%	–	5%
Western New England University	October 10–27, 2018	402 LV	± 5.0%	57%	27%	7%	–	8%
		485 RV	± 4.0%	54%	27%	6%	–	12%
UMass Lowell	October 1–7, 2018	485 LV	± 5.6%	56%	31%	8%	3%	2%
		791 RV	± 4.4%	56%	28%	9%	4%	1%
MassINC	September 17–21, 2018	506	± 4.4%	56%	30%	5%	1%	6%
Suffolk University	September 13–17, 2018	500	± 4.4%	54%	24%	6%	–	16%
Suffolk University	June 8–12, 2018	500	± 4.4%	55%	33%	–	–	11%
MassINC	May 22–26, 2018	501	± 4.4%	54%	19%	8%	1%	15%
MassINC	March 16–18, 2018	504	± 4.4%	55%	20%	9%	1%	13%
MassINC	November 9–12, 2017	503	± 4.4%	58%	32%	–	3%	7%
MassINC	June 19–22, 2017	504	± 4.4%	60%	29%	–	1%	8%

Results

File:2018 MA US Senate.svg

County results

United States Senate election in Massachusetts, 2018

Party		Candidate	Votes	%	±%
	Democratic	Elizabeth Warren (incumbent)	1,633,371	60.34%	+6.60%
	Republican	Geoff Diehl	979,210	36.17%	-10.02%
	Independent	Shiva Ayyadurai	91,710	3.39%	N/A
	Write-in		2,799	0.10%	N/A
Total votes			2,707,090	100%	N/A
	Democratic hold

External links

• Candidates at Vote Smart
• Candidates at Ballotpedia
• Campaign finance at FEC
• Campaign finance at Center for Responsive Politics

Official campaign websites

• Shiva Ayyadurai (I) for Senate
• Geoff Diehl (R) for Senate
• Elizabeth Warren (D) for Senate
• Allen Waters (I) for Senate

1. REDIRECT Template:State elections in Massachusetts footer