The 2026 United States Senate election in Massachusetts will be held on November 3, 2026, to elect a member of the United States Senate to represent the Commonwealth of Massachusetts. Primary elections will be held on September 1, 2026. Incumbent two-term Democratic Senator Ed Markey, who was re-elected in 2020 with 66.2% of the vote, is running for a third full term.
November 3, 2026 | |||||||
| |||||||
| |||||||
Markey, who will be 80 years old at the time of the 2026 election, has faced calls to retire due to his age.
Democratic primary
Candidates
Declared
- Ed Markey, incumbent U.S. senator (2013–present)
- Seth Moulton, U.S. representative for Massachusetts's 6th congressional district (2015–present) and candidate for president in 2020
- Alex Rikleen, history teacher
Filed paperwork
- William Francis Gates
Potential
- Michelle Wu, mayor of Boston (2021–present)
Declined
- Jake Auchincloss, U.S. representative for Massachusetts's 4th congressional district (2021–present) (running for re-election)
- Ayanna Pressley, U.S. representative for Massachusetts's 7th congressional district (2019–present) (running for re-election)
Endorsements
Ed Markey
- U.S. senators
- Elizabeth Warren, Massachusetts (2013–present)
- U.S. representatives
- Katherine Clark, House Minority Whip (2023–present) from MA-05 (2013–present)
- Bill Keating, MA-09 (2011–present)
- Jim McGovern, MA-02 (2013–present)
- Richard Neal, MA-01 (1989–present)
- Lori Trahan, MA-03 (2019–present)
- Statewide officials
- Andrea Campbell, attorney general of Massachusetts (2023–present)
- State legislators
- Michael Barrett, state senator from the 3rd Middlesex district (2013–present)
- William Brownsberger, president pro tempore of the Massachusetts Senate (2019–present) from the 2nd Suffolk and Middlesex district (2012–present)
- Nick Collins, state senator from the 1st Suffolk district (2018–present)
- Julian Cyr, state senator from the Cape and Islands district (2017–present)
- Sal DiDomenico, state senator from the Middlesex and Suffolk district (2010–present)
- Pat Jehlen, state senator from the 2nd Middlesex district (2005–present)
- Edward Kennedy, former state senator from the 1st Middlesex district (2019–2025)
- Jason Lewis, state senator from the 5th Middlesex district (2014–present)
- Joan Lovely, 2nd Essex district (2013–present)
- Susan Moran, former state senator from the Plymouth and Barnstable district (2020–2025)
- Therese Murray, former president of the Massachusetts Senate (2007–2015) from the Plymouth and Barnstable district (1993–2015)
- Marc Pacheco, former state senator from the 1st Plymouth and Bristol district (1993–2025)
- Michael Rodrigues, state senator from the 1st Bristol and Plymouth district (2011–present)
- Dan Wolf, former state senator from the Cape and Islands district (2011–2017)
- 29 state representatives
- County officials
- Paul Heroux, sheriff of Bristol County (2023–present)
- Peter Koutoujian, Middlesex County Sheriff (2011–present) and former state representative from the 10th Middlesex district (1997–2011)
- Marian Ryan, district attorney for Middlesex County (2013–present)
- Local officials
- Jon Mitchell, mayor of New Bedford (2012–present)
- Jared Nicholson, mayor of Lynn (2022–present)
- Individuals
- Ken Burns, filmmaker
- Labor unions
- American Federation of Government Employees
- American Federation of Teachers Massachusetts
- Brotherhood of Locomotive Engineers and Trainmen
- Committee of Interns and Residents
- Massachusetts Teachers Association
- National Association of Government Employees Local 5000
- SEIU 32BJ
- SEIU Locals 1199, 888 and 509
- Teamsters Local 122
- UNITE HERE Local 26
- Organizations
- Christopher Street Project
- College Democrats of Massachusetts
- League of Conservation Voters
- Jewish Democratic Council of America
- Joint Action Committee for Political Affairs
- Population Connection
- Progressive Change Campaign Committee
Seth Moulton
- U.S. representatives
- Max Rose, former NY-11 (2019–2021)
- Labor unions
- Iron Workers Local 7
- Plumbers and Gasfitters Local 12
- Teamsters Joint Council 10 and Locals 3, 25, 42, 59, 127, 170, 404, and 653
- Utility Workers Union of America
- Organizations
- VoteVets
Fundraising
| Campaign finance reports as of December 31, 2025 | |||
|---|---|---|---|
| Candidate | Raised | Spent | Cash on hand |
| Ed Markey (D) | $5,728,942.90 | $4,611,817.23 | $2,769,102.27 |
| Seth Moulton (D) | $3,165,414.27 | $1,911,413.75 | $3,104,338.58 |
| Alex Rikleen (D) | $60,866.16 | $59,111.15 | $1,755.01 |
| Source: Federal Election Commission | |||
Polling
Aggregate polls
| Source of poll aggregation | Dates administered | Dates updated | Ed Markey | Seth Moulton | Alex Rikleen | Undecided | Margin |
|---|---|---|---|---|---|---|---|
| 270toWin | October 21 – November 23, 2025 | January 1, 2026 | 45.8% | 27.3% | 4.0% | 22.9% | Markey +18.5% |
| Race to the WH | through February 4, 2026 | February 4, 2026 | 40.4% | 25.4% | 4.0% | 30.2% | Markey +15.0% |
| Average | 43.1% | 26.4% | 4.0% | 26.5% | Markey +16.7% | ||
| Poll source | Date(s) administered | Sample size | Margin of error | Ed Markey | Seth Moulton | Alex Rikleen | Other | Undecided |
|---|---|---|---|---|---|---|---|---|
| Suffolk University | November 19–23, 2025 | 226 (LV) | ± 6.5% | 45% | 22% | – | – | 33% |
| University of New Hampshire | November 13–17, 2025 | 343 (LV) | ± 5.3% | 34% | 25% | 2% | 3% | 35% |
| Data for Progress (D) | October 23–26, 2025 | 652 (LV) | ± 4.0% | 53% | 34% | – | – | 13% |
| UMass Amherst/YouGov | October 21–29, 2025 | 416 (LV) | ± 6.1% | 51% | 28% | 6% | 1% | 14% |
| 44% | 25% | 5% | 1% | 25% | ||||
| Advantage, Inc. (R) | September 23–24, 2025 | 278 (LV) | ± 3.6% | 30% | 38% | – | – | 32% |
Hypothetical polling
- Ed Markey vs. Ayanna Pressley
| Poll source | Date(s) administered | Sample size | Margin of error | Ed Markey | Ayanna Pressley | Undecided |
|---|---|---|---|---|---|---|
| Advantage, Inc. (R) | September 23-24, 2025 | 278 (LV) | ± 3.6% | 34% | 37% | 28% |
- Ed Markey vs. Seth Moulton vs. Ayanna Pressley
| Poll source | Date(s) administered | Sample size | Margin of error | Ed Markey | Seth Moulton | Ayanna Pressley | Other | Undecided |
|---|---|---|---|---|---|---|---|---|
| Suffolk University | November 19–23, 2025 | 226 (LV) | ± 6.5% | 34% | 16% | 35% | – | 15% |
- Ed Markey vs. Seth Moulton vs. Ayanna Pressley vs. Alex Rikleen
| Poll source | Date(s) administered | Sample size | Margin of error | Ed Markey | Seth Moulton | Ayanna Pressley | Alex Rikleen | Other | Undecided |
|---|---|---|---|---|---|---|---|---|---|
| UMass Amherst/YouGov | October 21–29, 2025 | 416 (LV) | ± 6.1% | 35% | 25% | 21% | 5% | 1% | 19% |
| 31% | 24% | 20% | 4% | 1% | 24% |
- Seth Moulton vs. Ayanna Pressley vs. Michelle Wu vs. Joseph P. Kennedy III vs. Jake Auchincloss vs. Alex Rikleen
| Poll source | Date(s) administered | Sample size | Margin of error | Seth Moulton | Ayanna Pressley | Michelle Wu | Joseph P. Kennedy III | Jake Auchincloss | Alex Rikleen | Other | Undecided |
|---|---|---|---|---|---|---|---|---|---|---|---|
| UMass Amherst/YouGov | October 21–29, 2025 | 416 (LV) | ± 6.1% | 29% | 24% | 19% | 11% | 6% | 6% | 1% | 4% |
| 26% | 23% | 17% | 9% | 5% | 3% | 1% | 16% |
Republican primary
Candidates
Declared
- John Deaton, attorney and nominee for U.S. Senate in 2024
Formed exploratory committee
- Christopher Thrasher, Westport School Committee Chair and nominee for Massachusetts House of Representatives' 8th Bristol district in 2024
Publicly expressed interest
- Lewis Evangelidis, Worcester County Sheriff (2011–present)
Withdrawn
- Nathan Bech, former West Springfield City Councilman and nominee for Massachusetts's 1st congressional district in 2008 (running as an independent)
Declined
- Charlie Baker, president of the National Collegiate Athletic Association (2023–present) and former Governor of Massachusetts (2015–2023)
- Michael Soter, state representative from the 8th Worcester district (2019–present)
Endorsements
John Deaton
- Political parties
- Massachusetts Republican Party
Fundraising
Italics indicate a withdrawn candidate.
| Campaign finance reports as of September 30, 2025 | |||
|---|---|---|---|
| Candidate | Raised | Spent | Cash on hand |
| Nathan Bech (R) | $40,000 | $29,791 | $14,983 |
| Source: Federal Election Commission | |||
Third parties and independents
Party for Socialism and Liberation
Candidates
Declared
- Joe Tache, organizer
Independents
Candidates
Declared
- Nathan Bech, former West Springfield City Councilman and Republican nominee for Massachusetts's 1st congressional district in 2008
Filed paperwork
- Morgan Dawicki
- Philip Peter Devincentis, Jr.
Fundraising
| Campaign finance reports as of September 30, 2025 | |||
|---|---|---|---|
| Candidate | Raised | Spent | Cash on hand |
| Morgan Dawicki (I) | $8,111 | $2,921 | $5,191 |
| Source: Federal Election Commission | |||
General election
Predictions
| Source | Ranking | As of |
|---|---|---|
| Inside Elections | Solid D | August 12, 2025 |
| The Cook Political Report | Solid D | October 14, 2025 |
| Sabato's Crystal Ball | Safe D | August 12, 2025 |
| Race To The WH | Safe D | September 4, 2025 |
Polling
- Ed Markey vs. John Deaton
| Poll source | Date(s) administered | Sample size | Margin of error | Ed Markey (D) | John Deaton (R) | Undecided |
|---|---|---|---|---|---|---|
| Suffolk University | November 19–23, 2025 | 500 (RV) | ± 4.4% | 54% | 31% | 15% |
| SurveyUSA | February 28 – March 4, 2025 | 775 (RV) | – | 45% | 26% | 30% |
- Seth Moulton vs. John Deaton
| Poll source | Date(s) administered | Sample size | Margin of error | Seth Moulton (D) | John Deaton (R) | Undecided |
|---|---|---|---|---|---|---|
| Suffolk University | November 19–23, 2025 | 500 (RV) | ± 4.4% | 52% | 29% | 19% |
Hypothetical polling
- Ed Markey vs. Charlie Baker
| Poll source | Date(s) administered | Sample size | Margin of error | Ed Markey (D) | Charlie Baker (R) | Other | Undecided |
|---|---|---|---|---|---|---|---|
| UMass Amherst/YouGov | February 14–20, 2025 | 700 (A) | ± 4.8% | 35% | 33% | – | 33% |
| MassINC Polling Group | October 29 – November 1, 2024 | 582 (LV) | ± 4.9% | 34% | 40% | 7% | 19% |
wikipedia, wiki, encyclopedia, book, library, article, read, free download, Information about 2026 United States Senate election in Massachusetts, What is 2026 United States Senate election in Massachusetts? What does 2026 United States Senate election in Massachusetts mean?