Massachusetts's 5th Congressional District

Massachusetts's 5th Congressional District is represented by Katherine Clark (Democrat), who has held the seat since 2013. Clark has an overall VoteSee report card grade of D, voted in 100% of roll-call votes on bills this Congress, and votes with the Democratic majority 98% of the time. The district includes Framingham, Malden, and Waltham. It takes in all or part of 3 counties, and 87% of residents live in Middlesex County. About 779,000 people live in the district, and the median household income is $130,807.

Current Representative

Katherine Clark (Democrat) has represented Massachusetts's 5th Congressional District since 2013.

• VoteSee report card grade: D
• Attendance in the 119th Congress: 100% of roll-call votes on bills
• Votes with the Democrat majority: 98%

See Katherine Clark's full voting record and issue positions →

2026 Election

U.S. House: Massachusetts 5th District

Winner: Katherine Clark.

Incumbent Katherine Clark is running for re-election. 1 candidates were on the Nov 3, 2026 ballot.

• Katherine Clark (Democratic), incumbent: raised $5.0M, $1.2M cash on hand; VoteSee report card D; 100% attendance; votes with the Democratic majority 98% of the time

Polls: No public polls

See the full 2026 race →

District Demographics

• Population: 778,640
• Median household income: $130,807
• Median age: 39
• Median home value: $808,000
• Bachelor's degree or higher: 61.4%

Source: American Community Survey 2020–2024 5-year estimates, 119th Congress boundaries.

How Clark Voted Recently

• Yea on American Enrichment Deployment Act (Nov 9, 2026) — Passed
• Yea on Nuclear REFUEL (Recycling Efficient Fuels Utilizing Expedited Licensing) Act (Nov 9, 2026) — Passed
• Yea on Retire through Ownership Act (Sep 16, 2026) — Passed
• Yea on Water Resources Development Act of 2026 (Sep 16, 2026) — Passed
• Yea on Ratepayer Protection Act (Sep 16, 2026) — Passed

Breaks with the Democrat majority

• Yea on Cashless Bail Reporting Act (May 14, 2026) — Passed
• Yea on Nationwide Consumer and Fuel Retailer Choice Act of 2025 (May 13, 2026) — Passed
• Nay on Increase Retirement Earnings Act (Jan 15, 2026) — Agreed to

Who Held This Seat Before

Members of Congress who previously represented Massachusetts's 5th Congressional District. District lines are redrawn after each census, so earlier members may have represented a different area under this number.

• Ed Markey — Democrat (2013)
• Niki Tsongas — Democrat (2007–2013)
• Marty Meehan — Democrat (1993–2007)
• Chester Atkins — Democrat (1985–1993)
• James Shannon — Democrat (1979–1985)
• Paul Tsongas — Democrat (1975–1979)
• Paul Cronin — Republican (1973–1975)
• Frank Morse — Republican (1961–1973)
• Edith Rogers — Republican (1925–1961)
• John Rogers — Republican (1913–1927)
• Butler Ames — Republican (1903–1913)
• William Knox — Republican (1895–1903)

Where the District Is

Massachusetts's 5th Congressional District covers 219 square miles of land. Boundaries are for the current (119th) Congress.

Counties

• Middlesex County (part): 87% of residents
• Suffolk County (part): 10% of residents
• Norfolk County (part): 3% of residents

Largest communities

• Framingham
• Malden
• Waltham
• Revere
• Medford
• Cambridge (part)
• Arlington
• Woburn

Neighboring Districts

• Massachusetts's 2nd Congressional District — James McGovern (Democrat)
• Massachusetts's 3rd Congressional District — Lori Trahan (Democrat)
• Massachusetts's 4th Congressional District — Jake Auchincloss (Democrat)
• Massachusetts's 6th Congressional District — Seth Moulton (Democrat)
• Massachusetts's 7th Congressional District — Ayanna Pressley (Democrat)
• Massachusetts's 8th Congressional District — Stephen Lynch (Democrat)

Massachusetts's U.S. Senators

• Elizabeth Warren — Democrat, senior senator
• Edward Markey — Democrat, junior senator

Explore More