The 2018 Massachusetts general election was held on November 6, 2018, throughout Massachusetts. Primary elections took place on September 4. Early voting took place from October 22 through November 2.^[1]

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2018 Massachusetts general election

← 2016 November 6, 2018 2020 →
Part of the 2018 United States elections

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Mike Capuano (left) lost his seat in the U.S. House after being defeated in the September 4 primary election by Ayanna Pressley (right), who was subsequently elected on November 6.

At the federal level, Elizabeth Warren was re-elected to the United States Senate, and all nine seats in the United States House of Representatives were won by Democratic Party candidates.^[2]

Incumbents seeking re-election won all major statewide seats: Governor, Attorney General, Secretary of the Commonwealth, Auditor, and Treasurer.^[2]

In the Massachusetts General Court (state legislature), Democrats gained one seat in the Senate and two seats in the House.^[3]

The number of ballots cast, approximately 2.7 million, was the highest ever in Massachusetts for a midterm election.^[4]

Incumbent Republican governor Charlie Baker ran for re-election to a second term in office.^[5]

Primary elections for governor and lieutenant governor were conducted separately on September 4, 2018, with the Democrats nominating former Patrick administration official Jay Gonzalez and former Obama administration advisor Quentin Palfrey. The Republicans re-nominated Governor Charlie Baker and Lieutenant Governor Karyn Polito.

Baker and Polito were re-elected in the general election.

Incumbent Democratic Secretary of the Commonwealth William F. Galvin ran for re-election to a seventh term in office.^[6]

The Republican Party nominated Swampscott resident and security expert Anthony Amore.^[6]

The Green-Rainbow Party nominated Holyoke resident and community organizer Juan Sanchez.^[6]

Incumbent Democratic attorney general Maura Healey ran for re-election to a second consecutive term.^[8] Healey was a speculative candidate for governor but declined to run.

Incumbent Democratic Treasurer and Receiver-General Deb Goldberg ran for re-election to a second term in office.^[9]

State Representative and Republican National Committeewoman Keiko Orrall was unopposed for the Republican nomination.^[9]

The Green-Rainbow party nominated Northampton resident Jamie Guerin. Guerin previously served as Jill Stein's 2016 Massachusetts campaign co-ordinator.^[9]

Incumbent Democratic auditor Suzanne M. Bump ran for re-election to a third term in office.^[10]

Helen Brady, business manager of the Boston Pops and candidate for state representative in 2016, was unopposed for the Republican nomination.^[10]

The Libertarian Party nominated former Congressional candidate Daniel Fishman.^[10]

The Green-Rainbow Party nominated activist and educator Edward Stamas.^[10]

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Incumbent Democratic senator Elizabeth Warren ran for re-election to a second term. Her opponents were Republican state representative Geoff Diehl and independent Shiva Ayyadurai.

Warren was re-elected in the general election.

All of Massachusetts' nine seats in the United States House of Representatives were up for election in 2018.

All nine seats were won by Democratic Party candidates. Seven seats were won by candidates seeking re-election. The 3rd District seat was won by Lori Trahan, after incumbent Niki Tsongas did not seek re-election. The 7th District seat was won by Ayanna Pressley, who defeated incumbent Mike Capuano in the primary election, and then ran unopposed in the general election.

Quick Facts All 40 seats in the Massachusetts Senate 21 seats needed for a majority, Majority party ...

2018 Massachusetts Senate elections

← 2016 November 6, 2018 2022 →
All 40 seats in the Massachusetts Senate 21 seats needed for a majority
Majority party Minority party   Party Democratic Republican Seats before 33 7 Seats won 34 6 Seat change 1 1

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All 40 seats in the Massachusetts Senate were up for election in 2018.

In the general election, the Democratic Party captured 33 seats, while the Republican Party captured six seats.^[2] The Republicans had previously held seven seats.^[3] The seat gained by the Democrats was in the Norfolk, Bristol and Middlesex district, where challenger Becca Rausch defeated incumbent Richard J. Ross by a two percent margin.^[3]

All 160 seats in the Massachusetts House of Representatives were up for election in 2018.

In the general election, the Democratic Party captured 127 seats, the Republican Party captured 32 seats, and one seat (2nd Franklin) was won by an independent incumbent.^[2] The Republicans had previously held 34 seats; Democrats took seats in the 18th Essex and the 17th Worcester districts.^[3]

Counties in Massachusetts elected county commissioners, district attorneys, registers of probate, and sheriffs.

There were three statewide ballot questions: Question 1, which would have placed limits on nurse-to-patient ratios, was rejected; Question 2, an initiative to create a panel of citizens to propose amendments to the United States Constitution about campaign finance, was approved; and Question 3, a referendum on a prior law regarding discrimination based on gender identity in public places, was approved, meaning the law will remain in effect.^[2]