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2026 United States Senate election in Massachusetts

For related races, see 2026 United States Senate elections.
Not to be confused with 2026 Massachusetts Senate election.

2026 United States Senate election in Massachusetts
November 3, 2026
 
Party Democratic Republican
Incumbent U.S. senator

Ed Markey
Democratic



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.

Markey, who will be 80 years old at the time of the 2026 election, has faced calls to retire due to his age.[1]

Democratic primary

Candidates

Declared

Filed paperwork

  • William Francis Gates[6]

Potential

Declined

Endorsements

Ed Markey
U.S. senators
U.S. representatives
Statewide officials
State legislators
County officials
Local officials
Individuals
Labor unions
Organizations
Seth Moulton
U.S. representatives
Labor unions
Organizations

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[42]

Polling

Aggregate polls

Source of poll
aggregation 		Dates
administered 		Dates
updated 		Ed
Markey 		Seth
Moulton 		Alex
Rikleen 		Undecided[a] Margin
270toWin[43] October 21 – November 23, 2025 January 1, 2026 45.8% 27.3% 4.0% 22.9% Markey +18.5%
Race to the WH[44] 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[b] 		Margin
of error 		Ed
Markey 		Seth
Moulton 		Alex
Rikleen 		Other Undecided
Suffolk University[45][A] November 19–23, 2025 226 (LV) ± 6.5% 45% 22% – – 33%
University of New Hampshire[46] November 13–17, 2025 343 (LV) ± 5.3% 34% 25% 2% 3%[c] 35%
Data for Progress (D)[47] October 23–26, 2025 652 (LV) ± 4.0% 53% 34% – – 13%
UMass Amherst/YouGov[48][B] October 21–29, 2025 416 (LV) ± 6.1% 51%[d] 28% 6% 1%[e] 14%
44% 25% 5% 1%[e] 25%
Advantage, Inc. (R)[49][C] 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[b] 		Margin
of error 		Ed
Markey 		Ayanna
Pressley 		Undecided
Advantage, Inc. (R)[49][C] 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[b] 		Margin
of error 		Ed
Markey 		Seth
Moulton 		Ayanna
Pressley 		Other Undecided
Suffolk University[45][A] 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[b] 		Margin
of error 		Ed
Markey 		Seth
Moulton 		Ayanna
Pressley 		Alex
Rikleen 		Other Undecided
UMass Amherst/YouGov[48][B] October 21–29, 2025 416 (LV) ± 6.1% 35%[d] 25% 21% 5% 1%[e] 19%
31% 24% 20% 4% 1%[e] 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[b] 		Margin
of error 		Seth
Moulton 		Ayanna
Pressley 		Michelle
Wu 		Joseph P.
Kennedy III 		Jake
Auchincloss 		Alex
Rikleen 		Other Undecided
UMass Amherst/YouGov[48][B] October 21–29, 2025 416 (LV) ± 6.1% 29%[d] 24% 19% 11% 6% 6% 1%[e] 4%
26% 23% 17% 9% 5% 3% 1%[e] 16%


Republican primary

Candidates

Declared

  • John Deaton, attorney and nominee for U.S. Senate in 2024[50][51]

Formed exploratory committee

Publicly expressed interest

Withdrawn

Declined

Endorsements

John Deaton
Political parties

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[42]

Third parties and independents

Party for Socialism and Liberation

Candidates

Declared
  • Joe Tache, organizer[58]

Independents

Candidates

Declared
Filed paperwork
  • Morgan Dawicki[59]
  • Philip Peter Devincentis, Jr.[60]

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[42]

General election

Predictions

Source Ranking As of
Inside Elections[61] Solid D August 12, 2025
The Cook Political Report[62] Solid D October 14, 2025
Sabato's Crystal Ball[63] Safe D August 12, 2025
Race To The WH[64] Safe D September 4, 2025

Polling

Ed Markey vs. John Deaton
Poll source Date(s)
administered 		Sample
size[b] 		Margin
of error 		Ed
Markey (D) 		John
Deaton (R) 		Undecided
Suffolk University[45][A] November 19–23, 2025 500 (RV) ± 4.4% 54% 31% 15%
SurveyUSA[65][D] February 28 – March 4, 2025 775 (RV) – 45% 26% 30%
Seth Moulton vs. John Deaton
Poll source Date(s)
administered 		Sample
size[b] 		Margin
of error 		Seth
Moulton (D) 		John
Deaton (R) 		Undecided
Suffolk University[45][A] 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[b] 		Margin
of error 		Ed
Markey (D) 		Charlie
Baker (R) 		Other Undecided
UMass Amherst/YouGov[66][B] February 14–20, 2025 700 (A) ± 4.8% 35% 33% – 33%
MassINC Polling Group[67] October 29 – November 1, 2024 582 (LV) ± 4.9% 34% 40% 7%[f] 19%

Notes

  1. ^ Calculated by taking the difference of 100% and all other candidates combined.
  2. ^ a b c d e f g h Key:
    A – all adults
    RV – registered voters
    LV – likely voters
    V – unclear
  3. ^ 'Write in someone else' with 3%
  4. ^ a b c With voters who lean towards a given candidate
  5. ^ a b c d e f "Would not vote" with 1%
  6. ^ "Would not vote for Senate" & "Another candidate" with 3%; "Prefer not to say" with 1%
Partisan clients
  1. ^ a b c d Poll sponsored by The Boston Globe
  2. ^ a b c d Poll sponsored by WCVB
  3. ^ a b Poll sponsored by the Fiscal Alliance Foundation
  4. ^ Poll sponsored by the Massachusetts Responsible Alliance

References

  1. ^ Keller, Jon (October 20, 2024). "Is it time for Ed Markey to step aside? Chairman of Massachusetts Democrats weighs in". CBS News. Retrieved December 4, 2024.
  2. ^ Medsger, Matthew (October 27, 2024). "Ed Markey says he will seek a third term in 2026, when he will be 80 years old". Boston Herald.
  3. ^ Brodey, Sam (September 23, 2025). "Seth Moulton believed to be weighing 2026 primary challenge to Ed Markey". The Boston Globe. Archived from the original on September 24, 2025. Retrieved September 24, 2025.
  4. ^ "Moulton launches challenge to Markey, arguing Democrats can no longer afford to 'follow same old playbook' - The Boston Globe". BostonGlobe.com. Retrieved October 15, 2025.
  5. ^ Garrity, Kelly (May 30, 2025). "Meet Markey's primary challenger". Politico. Retrieved June 5, 2025.
  6. ^ "FEC Form 2 for Report FEC-1930907". docquery.fec.gov. Retrieved January 6, 2026.
  7. ^ Battenfeld, Joe (October 21, 2025). "Battenfeld: What is ambitious Michelle Wu up to?". Boston Herald. Retrieved October 21, 2025.
  8. ^ Brodey, Sam (September 17, 2025). "Auchincloss rules out Markey challenge to focus on leading new national Democratic group". The Boston Globe. Retrieved September 17, 2025.
  9. ^ Jopan, Tai; Brodey, Sam (December 2, 2025). "Pressley won't challenge Markey, will run for re-election". The Boston Globe. Retrieved December 2, 2025.
  10. ^ Stout, Matt (June 25, 2025). "In early show of political muscle, Ed Markey gets Elizabeth Warren's endorsement". The Boston Globe. Retrieved June 25, 2025.
  11. ^ a b c "Sen. Collins and Rep. Hunt join latest group of Markey endorsers". Dorchester Reporter. September 22, 2025. Retrieved September 22, 2025.
  12. ^ a b c d e f "Sen. Markey endorsed by Rep. Keating as 2026 reelection campaign ramps up". WPRI. August 21, 2025. Retrieved December 2, 2025.
  13. ^ Castellano, Jessie (July 31, 2025). "This Local Congressman Endorsed Sen. Ed Markey For Reelection". Patch Media. Retrieved July 31, 2025.
  14. ^ Micek, John (July 8, 2025). "Western Mass.'s most powerful pol endorses Ed Markey's 2026 reelection bid". The Republican. Retrieved July 8, 2025.
  15. ^ Prichard, Matt (November 26, 2025). "Trahan on Democrats' hopes for 2026". NBC Boston. Retrieved November 27, 2025. Trahan is also keeping an eye on the Bay State's Senate race. Earlier this year she endorsed incumbent Ed Markey. The congresswoman says she plans to stick with that decision even if others, like Rep. Ayanna Pressley, join the fray.
  16. ^ Micek, John L. (October 23, 2025). "All the right friends: Mass AG Campbell endorses Sen. Ed Markey for reelection". MassLive.com. Retrieved October 23, 2025.
  17. ^ a b c d e Garrity, Kelly (October 9, 2025). "Galvin wades into congressional crypto fight". Politico. Retrieved October 12, 2025.
  18. ^ a b Gilbert, Melanie (July 16, 2025). "U.S. Sen. Ed Markey racks up endorsements". The Lowell Sun. Retrieved February 2, 2026.
  19. ^ a b c Garrity, Kelly (August 13, 2025). "Markey's missing endorsements". Politico. Retrieved February 1, 2026.
  20. ^ a b c d e Garrity, Kelly (July 1, 2025). "Markey marks his territory". Politico. Retrieved July 1, 2025.
  21. ^ Cristantiello, Ross (December 9, 2025). "Filmmaker Ken Burns endorses Ed Markey". Boston.com. Retrieved February 2, 2026.
  22. ^ "Largest Federal Employee Union Endorses Sen. Ed Markey for Reelection". afge.org. American Federation of Government Employees. Retrieved November 18, 2025.
  23. ^ Garrity, Kelly (December 11, 2025). "Border skirmish". Politico. Retrieved December 11, 2025.
  24. ^ Garrity, Kelly (February 2, 2026). "Checking in on the money races". Politico. Retrieved February 2, 2026.
  25. ^ a b c "Massachusetts Playbook". POLITICO. January 12, 2026. Retrieved January 13, 2026.
  26. ^ "Mass. Teachers Association endorses Senator Ed Markey for reelection - The Boston Globe". Boston Globe. Retrieved January 12, 2026.
  27. ^ "Beacon Hill's credit check". Politico. November 3, 2025. Retrieved November 3, 2025.
  28. ^ Dumcius, Gintautas (January 15, 2026). "The ghost of Willie Horton". Retrieved February 2, 2026.
  29. ^ Garrity, Kelly (January 21, 2026). "Dems on thin ICE over immigration enforcement reform". Politico. Retrieved January 21, 2026.
  30. ^ Garrity, Kelly (October 30, 2025). "Wu's school speech". Politico. Retrieved October 30, 2025.
  31. ^ Garrity, Kelly (January 5, 2026). "Another candidate enters the MA-06 race". Politico. Retrieved January 6, 2026.
  32. ^ "2025-2026 Endorsements". League of Conservation Voters. Retrieved November 13, 2025.
  33. ^ "Jewish Dems Endorsed Candidates". Jewish Democratic Council of America. Retrieved November 13, 2025.
  34. ^ "CANDIDATES". JAC. Retrieved November 23, 2025.
  35. ^ "2026 Endorsements". Population Connection Action Fund. Retrieved November 13, 2025.
  36. ^ "Join the Bold Progressive Movement!". Progressive Change Campaign Committee (BoldProgressives.org). Retrieved November 26, 2025.
  37. ^ a b Garrity, Kelly (February 3, 2026). "Veterans' PAC backs Moulton for Senate". Politico. Retrieved February 3, 2026.
  38. ^ Garrity, Kelly (January 9, 2026). "The 2026 down-ballot races to watch". Politico. Retrieved January 10, 2026.
  39. ^ Garrity, Kelly (December 18, 2025). "A tax shift alternative". Politico. Retrieved December 19, 2025.
  40. ^ "Teamsters endorse Moulton for Senate". January 29, 2026. Retrieved February 2, 2026.
  41. ^ "UWUA Endorses Seth Moulton for Senate". Utility Workers Union of America. January 20, 2026. Retrieved February 2, 2026.
  42. ^ a b c "2026 Election United States Senate - Massachusetts". fec.gov. Federal Election Commission. Retrieved February 4, 2026.
  43. ^ "2026 Polls: Massachusetts Senate". 270toWin. Retrieved January 1, 2026.
  44. ^ "2026 Senate Polling Average". Race to the WH. Retrieved February 5, 2026.
  45. ^ a b c d "Massachusetts Polls - Suffolk University Political Research Center - Suffolk University". Suffolk University. Retrieved November 25, 2025.
  46. ^ "Markey Holds Slim Lead Over Moulton in Massachusetts Senate Dem Primary 11/24/2025". All UNH Survey Center Polls. November 24, 2025. Retrieved November 25, 2025.
  47. ^ "Markey Leads Moulton in 2026 Primary for Senator in Massachusetts". Data for Progress. November 5, 2025. Retrieved November 6, 2025.
  48. ^ a b c Tenser, Phil (November 2, 2025). "UMass Amherst/WCVB poll examines how Sen. Markey fares against Democratic challengers". WCVB. Retrieved November 6, 2025.
  49. ^ a b "Fiscal Alliance Foundation - 750 Likely Voters" (PDF). Fiscal Alliance Foundation. October 2, 2025. Retrieved October 2, 2025.
  50. ^ Van Buskirk, Chris (May 7, 2025). "John Deaton, former challenger to Warren, considering a run against Ed Markey". Boston Herald. Retrieved May 7, 2025.
  51. ^ Van Buskirk, Chris (October 22, 2025). "GOP's John Deaton close to announcing U.S. Senate bid against Ed Markey". WBUR. Retrieved October 23, 2025.
  52. ^ Hayes, Ted (August 28, 2025). "Westport attorney eyes US Senate run". EastBayRI.com. Retrieved November 21, 2025.
  53. ^ Garrity, Kelly (November 17, 2025). "The GOP Senate primary is (maybe) back on". Politico. Retrieved November 17, 2025.
  54. ^ a b Platoff, Emma (November 20, 2025). "As Democrats duke it out, Mass. GOP endorses John Deaton for US Senate in hopes of avoiding primary". The Boston Globe. Retrieved November 22, 2025.
  55. ^ Altimari, Daniela; Ellen McIntire, Mary (January 7, 2025). "An early look at potentially vulnerable senators in 2026". Roll Call. Retrieved January 7, 2025. Baker is currently the head of the NCAA and a spokesman for the organization dismissed the rumors, saying Baker is 'not running for any political office.'
  56. ^ Van Buskirk, Chris (April 29, 2025). "Bellingham Republican setting sites on potentially running for Mass. constitutional office". Boston Herald. Retrieved April 29, 2025.
  57. ^ Platoff, Emma (November 20, 2025). "As Democrats duke it out, Mass. GOP endorses John Deaton for US Senate in hopes of avoiding primary". The Boston Globe. Retrieved November 20, 2025.
  58. ^ Evans, Jordan Willow (October 20, 2025). "Party for Socialism and Liberation's Joseph Tache Announces U.S. Senate Campaign in Massachusetts". Independent Political Report. Retrieved November 14, 2025.
  59. ^ "Morgan G Dawicki | Independent Candidate for U.S. Senate". votemgd.com. March 21, 2025. Retrieved November 5, 2025.
  60. ^ "Form 2 for Report FEC-1880236". Federal Election Commission. Retrieved May 28, 2025.
  61. ^ "Senate Ratings". Inside Elections. Retrieved January 14, 2025.
  62. ^ "2026 CPR Senate Race Ratings". Cook Political Report. Retrieved February 11, 2025.
  63. ^ "2026 Senate ratings". Sabato's Crystal Ball. Retrieved February 13, 2025.
  64. ^ "2026 Senate Forecast". Race to the WH. Retrieved March 19, 2025.
  65. ^ "Once Messaging is Shared, Republican John Deaton Leads Democrat Ed Markey in MA 2026 US Senate Race, Despite Deeply Unpopular Trump". SurveyUSA. March 6, 2025. Retrieved April 29, 2025.
  66. ^ Medsger, Matthew (February 26, 2025). "Charlie Baker 'does not intend to run' for Senate, despite poll showing him right on Ed Markey's heels". Boston Herald. Retrieved April 29, 2025.
  67. ^ "The MassINC Polling Group - Survey of 582 likely voters in Massachusetts" (PDF). Squarespace. November 1, 2024. Retrieved April 29, 2025.
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