New Jersey's 3rd congressional district is represented by Democrat Andy Kim of Moorestown who has served in Congress since 2019. Under the 2020 census map, the 3rd district lost all of its towns in Ocean County, and gained several towns in Burlington County, Mercer County, and Monmouth County.

Counties and municipalities in the district

For the 118th and successive Congresses (based on redistricting following the 2020 census), the district contains all or portions of three counties and 53 municipalities. Burlington County (38): Mercer County (5): Monmouth County (10):

Recent election results in statewide races

List of members representing the district

1799–1801: one seat

1813–1815: two seats

From 1813 to 1815, two seats were apportioned, elected at-large on a general ticket. This district was organized from New Jersey's At-large congressional district. District organized to New Jersey's At-large congressional district in 1815

1843–present: one seat

Recent election results

2012

2014

2016

2018

2020

2022