|Elections in Massachusetts|
The 2020 United States Senate election in Massachusetts will be held November 3, 2020, to elect a United States Senator from Massachusetts, concurrently with the 2020 U.S. presidential election, as well as other elections to the United States Senate in other states and elections to the United States House of Representatives and various state and local elections.
- Maura Healey, Massachusetts Attorney General 
- Joe Kennedy III, incumbent U.S. Representative for Massachusetts's 4th congressional district 
- Juana Matias, outgoing State Representative and candidate for Massachusetts's 3rd congressional district in 2018 
- Seth Moulton, incumbent U.S. Representative for Massachusetts's 6th congressional district 
- Michelle Wu, Boston City Councillor and former Boston City Council President
|UMass Amherst/YouGov||November 7–14, 2018||635||–||26%||27%||–||35%|
|Suffolk University||September 13–17, 2018||433||–||24%||–||18%||45%|
- Geoff Diehl, former State Representative and nominee for the U.S. Senate in 2018
- Karyn Polito, incumbent Lieutenant Governor of Massachusetts
- Guzman, Dan (October 5, 2018). "Markey Confirms Plans To Run For Re-Election In 2020". WBUR. Retrieved November 14, 2018.
- DeCosta-Klipa, Nik (November 28, 2018). Boston.com
https://www.boston.com/news/politics/2018/11/28/ed-markey-2020-primary-challenge. Retrieved November 30, 2018. Missing or empty
- McGrane, Victoria (November 27, 2018). "After Mike Capuano's defeat, is Ed Markey a primary target for 2020?". Boston Globe. Retrieved November 30, 2018.
- Burns, Alexander (September 8, 2018). "Democrats Embrace Liberal Insurgents, Demanding New Face for Party". The New York Times. Retrieved November 14, 2018.
- Markos, Mary (November 8, 2018). "Charlie Baker 'absolutely' staying put". Boston Herald. Retrieved 9 November 2018.