List of All Massachusetts State Senate Districts |
|---|
| Map Key | District Number | Representative | Party Affiliation | Year Elected |
|---|
| District Berkshire, Hampshire, Franklin and Hampden | Adam Hinds | Democrat | 2017 |
| District Second Essex and Middlesex | Barry Finegold | Democrat | 2019 |
| District Hampshire, Franklin and Worcester | Jo Comerford | Democrat | 2019 |
| District Hampden | Adam Gomez | Democrat | 2021 |
| District First Hampden and Hampshire | Eric Lesser | Democrat | 2015 |
| District Second Hampden and Hampshire | John Velis | Democrat | 2020 |
|
| District First Middlesex | Edward Kennedy | Democrat | 2019 |
| District Second Middlesex | Patricia D. Jehlen | Democrat | 2005 |
| District Fifth Middlesex | Jason Lewis | Democrat | 2014 |
| District Fourth Middlesex | Cindy Friedman | Democrat | 2017 |
| District Third Middlesex | Mike Barrett | Democrat | 2013 |
|
| District First Bristol and Plymouth | Michael Rodrigues | Democrat | 2011 |
| District First Middlesex and Norfolk | Cynthia Stone Creem | Democrat | 1999 |
| District Second Middlesex and Norfolk | Karen Spilka | Democrat | 2004 |
| District Second Suffolk and Middlesex | William Brownsberger | Democrat | 2012 |
| District Middlesex and Worcester | James Eldridge | Democrat | 2009 |
| District Norfolk and Plymouth | John Keenan | Democrat | 2011 |
| District Bristol and Norfolk | Paul Feeney | Democrat | 2017 |
| District Norfolk, Bristol and Middlesex | Becca Rausch | Democrat | 2019 |
| District Plymouth and Norfolk | Patrick O\'\'Connor | Republican | 2016 |
| District Second Plymouth and Bristol | Michael Brady | Democrat | 2015 |
|
| District Plymouth and Barnstable | Susan Moran | Democrat | 2020 |
| District Second Bristol and Plymouth | Mark Montigny | Democrat | 1993 |
| District First Suffolk | Nick Collins | Democrat | 2018 |
| District Second Suffolk | Sonia Chang-Diaz | Democrat | 2009 |
| District Middlesex and Suffolk | Sal DiDomenico | Democrat | 2010 |
| District First Suffolk and Middlesex | Joseph Boncore | Democrat | 2016 |
| District Norfolk and Suffolk | Michael Rush | Democrat | 2011 |
| District Norfolk, Bristol and Plymouth | Walter Timilty | Democrat | 2017 |
| District First Worcester | Harriette Chandler | Democrat | 2001 |
| District Worcester, Hampden, Hampshire and Middlesex | Anne Gobi | Democrat | 2015 |
| District Second Worcester | Michael Moore | Democrat | 2009 |
| District Worcester and Middlesex | John J. Cronin | Democrat | 2021 |
| District First Plymouth and Bristol | Marc Pacheco | Democrat | 1993 |
| District Worcester and Norfolk | Ryan Fattman | Republican | 2015 |
| District Cape and Islands | Julian Andre Cyr | Democrat | 2017 |
| District Third Essex | Brendan Crighton | Democrat | 2018 |
| District Second Essex | Joan Lovely | Democrat | 2013 |
| District First Essex | Diana DiZoglio | Democrat | 2019 |
| District First Essex and Middlesex | Bruce Tarr | Republican | 1995 |
