The 2018 Massachusetts general election was held on November 6, 2018, throughout Massachusetts. Primary elections took place on September 6. Early voting took place from October 22 through November 2.
Primary elections for Governor and Lieutenant Governor were conducted separately on September 6, 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.
The Republican Party nominated Swampscott resident and security expert Anthony Amore.
The Green-Rainbow Party nominated Holyoke resident and community organizer Juan Sanchez.
|MassINC||June 22-25, 2018||418||± 4.9%||49%||18%||2%||30%|
|Democratic||William F. Galvin (incumbent)||433,086||67.6|
|Democratic||William F. Galvin (incumbent)||1,877,065||70.8|
The Republican Party nominated Bourne attorney James McMahon for Attorney General over Hingham attorney Daniel Shores.
|Democratic||Maura Healey (incumbent)||1,874,209||69.9|
|Democratic||Deb Goldberg (incumbent)||1,761,282||67.6|
The Libertarian Party nominated former Congressional candidate Daniel Fishman.
The Green-Rainbow Party nominated activist and educator Edward Stamas.
|Democratic||Suzanne Bump (incumbent)||1,606,518||62.1|
|Green-Rainbow||Edward J. Stamas||67,355||2.6|
Warren was re-elected in the general election.
|Democratic||Elizabeth Warren (incumbent)||1,633,371||60.3|
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.
All 40 seats in the Massachusetts Senate
21 seats needed for a majority
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. The Republicans had previously held seven seats. 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.
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. The Republicans had previously held 34 seats; Democrats took seats in the 18th Essex and the 17th Worcester districts.
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.