Massachusetts has 9 congressional districts in the U.S. House of Representatives, making it a mid-sized delegation in Congress. The state’s current district boundaries were established following the 2020 Census redistricting process, which determined how the state’s population would be distributed across its House seats.
Massachusetts’s House delegation currently has 9 Democrats out of 9 seats. All 9 seats are up for election on November 3, 2026.
Massachusetts is also represented in the U.S. Senate by Ed Markey (D) and Elizabeth Warren (D). Massachusetts sends two senators chosen by the whole state and 9 House members chosen district by district. Each of the 9 districts in Massachusetts elects its own House member, so your address decides who that is.
House Districts
9
Party Balance
0 R / 9 D
Population (2020)
7,029,917
U.S. Senators
Ed Markey (D)
Elizabeth Warren (D)
All congressional districts in this state, 119th Congress. Boundary data: U.S. Census Bureau TIGERweb. Map tiles: OpenStreetMap.
Find Your Massachusetts District
Enter your ZIP code to instantly find which Massachusetts congressional district you live in.
This page covers U.S. House districts only. Massachusetts also has state legislative districts, which are drawn separately and elect members of the state legislature. To find yours, use the USAGov directory of elected officials.
All Massachusetts Congressional Districts
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Explore our resources on congressional districts, redistricting, and how to engage with your representatives.
Browse All 435 Districts →
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For the 2026 races in Massachusetts, including the districts to watch and the primary date, see 2026 Congressional Elections in Massachusetts.
2026 Senate race
Massachusetts has a U.S. Senate seat on the ballot on November 3, 2026. The seat is currently held by Edward Markey (D), who is running for re-election. Every voter in Massachusetts shares the same Senate race, and one of the 9 House races on this page. For every 2026 Senate race, see the 2026 Senate elections tracker.
Learn more about Congress
Massachusetts representatives and contact details
Massachusetts has 9 congressional districts.
| District | Representative | Party | Contact |
|---|---|---|---|
| MA-1 1st | Richard E. Neal | D Democratic Party | 202-225-5601 Official website |
| MA-2 2nd | James P. McGovern | D Democratic Party | 202-225-6101 Official website |
| MA-3 3rd | Lori Trahan | D Democratic Party | 202-225-3411 Official website |
| MA-4 4th | Jake Auchincloss | D Democratic Party | 202-225-5931 Official website |
| MA-5 5th | Katherine M. Clark | D Democratic Party | 202-225-2836 Official website |
| MA-6 6th | Seth Moulton | D Democratic Party | 202-225-8020 Official website |
| MA-7 7th | Ayanna Pressley | D Democratic Party | 202-225-5111 Official website |
| MA-8 8th | Stephen F. Lynch | D Democratic Party | 202-225-8273 Official website |
| MA-9 9th | William R. Keating | D Democratic Party | 202-225-3111 Official website |
Massachusetts congressional delegation
Massachusetts has 11 seats in Congress: 9 in the U.S. House of Representatives and 2 in the U.S. Senate.
The House delegation has 9 Democrats.
House members by party
Democratic (9)
Richard E. Neal (District 1), James P. McGovern (District 2), Lori Trahan (District 3), Jake Auchincloss (District 4), Katherine M. Clark (District 5), Seth Moulton (District 6), Ayanna Pressley (District 7), Stephen F. Lynch (District 8), William R. Keating (District 9)
Massachusetts in the U.S. Senate
Massachusetts is represented in the U.S. Senate by Edward J. Markey (Democratic) and Elizabeth Warren (Democratic).
Seats on the Massachusetts ballot this year are listed on the Massachusetts 2026 elections page.
Frequently Asked Questions
How many congressional districts does Massachusetts have?
Massachusetts has 9 congressional districts, each electing one member to the U.S. House of Representatives.
Who represents Massachusetts in the U.S. House of Representatives?
The U.S. Representatives from Massachusetts are: Richard E. Neal (MA-1), James P. McGovern (MA-2), Lori Trahan (MA-3), Jake Auchincloss (MA-4), Katherine M. Clark (MA-5), Seth Moulton (MA-6), Ayanna Pressley (MA-7), Stephen F. Lynch (MA-8), William R. Keating (MA-9).
How do I find which Massachusetts congressional district I live in?
Use the lookup on the home page. If your ZIP code spans more than one district, it will ask for your street address.
When is the next election for Massachusetts U.S. House seats?
All 435 U.S. House seats are up for election every two years, in even-numbered years on the first Tuesday after the first Monday in November.
Districts by ZIP code in Massachusetts
Massachusetts covers 540 ZIP codes across its 9 districts. A ZIP code is a mail delivery route, not a political boundary, so the two do not line up. 79 of those ZIP codes fall in more than one district.
To get an exact answer for an address, use the lookup on the home page. A full street address resolves a split ZIP code; a five digit ZIP on its own cannot.
ZIP codes in Massachusetts that cross district lines include:
- 01002: districts 1st, 2nd
- 01007: districts 1st, 2nd
- 01026: districts 1st, 2nd
- 01027: districts 1st, 2nd
- 01031: districts 1st, 2nd
- 01037: districts 1st, 2nd
- 01082: districts 1st, 2nd
- 01094: districts 1st, 2nd
- 01339: districts 1st, 2nd
- 01340: districts 1st, 2nd
- 01346: districts 1st, 2nd
- 01350: districts 1st, 2nd
Every district page on this site lists the full ZIP code set for that district. ZIP to district data comes from the U.S. Census Bureau block equivalency file for the 119th Congress.
Districts by major city in Massachusetts
Large cities often sit in more than one congressional district. These are the largest cities named on the district pages for Massachusetts, with the district or districts that cover each one.
- Amherst Town: district 2nd
- Attleboro: district 4th
- Barnstable Town: district 9th
- Beverly: district 6th
- Boston: district 8th
- Bridgewater Town: district 9th
- Brockton: district 8th
- Cambridge: district 5th
- Chelsea: district 7th
- Chicopee: district 1st
- Everett: district 7th
- Fall River: district 4th
- Framingham: district 5th
- Haverhill: district 3rd
- Lawrence: district 3rd
- Leominster: district 2nd
- Lowell: district 3rd
- Lynn: district 6th
- Malden: district 5th
- Methuen Town: district 3rd
- New Bedford: district 9th
- Newton: district 4th
- Northampton: district 2nd
- Peabody: district 6th
- Pittsfield: district 1st
- Quincy: district 8th
- Randolph Town: district 7th
- Salem: district 6th
- Somerville: district 7th
- Springfield: district 1st
- Taunton: district 4th
- Waltham: district 5th
- Westfield: district 1st
- Weymouth Town: district 8th
- Worcester: district 2nd
City coverage is drawn from the district profiles on this site, which are based on U.S. Census Bureau data for the 119th Congress.
How many representatives does Massachusetts have?
Massachusetts has 9 seats in the U.S. House of Representatives, one for each congressional district. It also elects 2 U.S. senators, as every state does. The number of House seats is set by apportionment after each census.
Local surveillance camera contracts
Automated license plate reader contracts are approved locally, by city councils and county boards, not by Congress. 4 places in this state have a contract record documented from public sources on Who Approved This, an independent public-records project.
Massachusetts on the November 3, 2026 ballot
All 9 Massachusetts seats in the U.S. House are on the ballot on Tuesday, November 3, 2026. House terms run 2 years, so every seat is contested at each general election. Winners take office on January 3, 2027.
A U.S. Senate seat is also on the ballot in Massachusetts. It is held by Edward Markey (Democratic). In the 2026 race, the incumbent is running again. All 35 Senate races in 2026.
Polling places in Massachusetts are open 7 a.m. to 8 p.m., local time. Registration status, polling place and sample ballot information for Massachusetts are on the official federal voter page: vote.gov.
What is on the ballot nationally on November 3, 2026
Last updated September 9, 2026.
Data last checked September 7, 2026.
Massachusetts results on election night
Massachusetts posts its own returns. Unofficial numbers appear on election night and certified results follow in the weeks after. Reach the Massachusetts election office through the Election Assistance Commission state directory, or through the official federal voter page for Massachusetts at vote.gov.
Numbers reported on election night are unofficial. Every state certifies its results on its own schedule, taking days to weeks. Provisional ballots are still being reviewed during that period, and states that accept mail ballots postmarked by election day are still receiving them. Margins in close races move after November 3.