New Jersey's 3rd Congressional District

New Jersey's 3rd Congressional District is represented by Herbert Conaway (Democrat), who has held the seat since 2025. Conaway has an overall VoteSee report card grade of D, voted in 98% of roll-call votes on bills this Congress, and votes with the Democratic majority 97% of the time. The district includes Moorestown-Lenola, West Freehold, and Mercerville. It takes in all or part of 3 counties, and 56% of residents live in Burlington County. About 783,000 people live in the district, and the median household income is $116,959.

Current Representative

Herbert Conaway (Democrat) has represented New Jersey's 3rd Congressional District since 2025.

VoteSee report card grade: D
Attendance in the 119th Congress: 98% of roll-call votes on bills
Votes with the Democrat majority: 97%

See Herbert Conaway's full voting record and issue positions →

2026 Election

U.S. House: New Jersey 3rd District

Winner: Herb Conaway.

Incumbent Herb Conaway is running for re-election. 4 candidates were on the Nov 3, 2026 ballot.

Herb Conaway (Democratic), incumbent: raised $1.2M, $436K cash on hand; VoteSee report card D; 98% attendance; votes with the Democratic majority 97% of the time
Michael McGuire (Republican): raised $221K, $17K cash on hand
Ryan Kelly (Independent): raised $6K, $762 cash on hand
Steven Welzer (Green)

Polls: No public polls

See the full 2026 race →

District Demographics

Population: 783,491
Median household income: $116,959
Median age: 42
Median home value: $403,000
Bachelor's degree or higher: 46.2%

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

How Conaway 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

No on National Security, Department of State, and Related Programs Appropriations Act, 2027 (Jul 15, 2026) — Failed
Yea on Cashless Bail Reporting Act (May 14, 2026) — Passed
Aye on Farm, Food, and National Security Act of 2026 (Apr 30, 2026) — Failed

Who Held This Seat Before

Members of Congress who previously represented New Jersey's 3rd Congressional District. District lines are redrawn after each census, so earlier members may have represented a different area under this number.

Andy Kim — Democrat (2019–2024)
Tom MacArthur — Republican (2015–2019)
Jon Runyan — Republican (2011–2015)
John Adler — Democrat (2009–2011)
Jim Saxton — Republican (1993–2009)
Frank Pallone — Democrat (1989–1993)
James Howard — Democrat (1965–1989)
James Auchincloss — Republican (1943–1965)
William Sutphin — Democrat (1931–1943)
Harold Hoffman — Republican (1927–1931)
Stewart Appleby — Republican (1925–1927)
Elmer Geran — Democrat (1923–1925)

Where the District Is

New Jersey's 3rd Congressional District covers 1,081 square miles of land. Boundaries are for the current (119th) Congress.

Counties

Burlington County (part): 56% of residents
Mercer County (part): 23% of residents
Monmouth County (part): 21% of residents

Largest communities

Moorestown-Lenola
West Freehold
Mercerville
Hamilton Square
Freehold
Robertsville
Browns Mills
Marlton

Neighboring Districts

New Jersey's 1st Congressional District — Donald Norcross (Democrat)
New Jersey's 2nd Congressional District — Jefferson Van Drew (Republican)
New Jersey's 4th Congressional District — Christopher Smith (Republican)
New Jersey's 6th Congressional District — Frank Pallone (Democrat)
New Jersey's 12th Congressional District — Bonnie Watson Coleman (Democrat)
Pennsylvania's 1st Congressional District — Brian Fitzpatrick (Republican)
Pennsylvania's 2nd Congressional District — Brendan Boyle (Democrat)

New Jersey's U.S. Senators

Cory Booker — Democrat, senior senator
Andy Kim — Democrat, junior senator