New Jersey State Senate District 4

State Legislative District Profile (Upper Chamber)

Overview

District ID
nj-sd-004
State
New Jersey
Chamber
Upper chamber (state senate)
District Code
004
Land Area
292.1 sq mi
Water Area
3.16 sq mi

Boundary

Boundary of New Jersey State Senate District 4

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Gloucester County125.34 sq mi42.9%38.9%
Camden County118.09 sq mi40.4%53.3%
Atlantic County48.65 sq mi16.7%8.8%

Showing all 3 counties

Places

PlaceOverlapShare of district landShare of place land
Sicklerville CDP17.36 sq mi5.9%100.0%
Atco CDP9.69 sq mi3.3%100.0%
Buena borough7.57 sq mi2.6%100.0%
Williamstown CDP7.42 sq mi2.5%100.0%
Milmay CDP6.29 sq mi2.2%76.6%
East Vineland CDP5.01 sq mi1.7%100.0%
Franklinville CDP3.44 sq mi1.2%100.0%
Richland CDP3.33 sq mi1.1%100.0%
Newtonville CDP3.16 sq mi1.1%100.0%
Victory Lakes CDP2.42 sq mi0.8%100.0%
Malaga CDP2.14 sq mi0.7%100.0%
Newfield borough1.74 sq mi0.6%100.0%
Chesilhurst borough1.72 sq mi0.6%100.0%
Turnersville CDP1.50 sq mi0.5%100.0%
Blackwood CDP1.22 sq mi0.4%100.0%
Glendora CDP1.04 sq mi0.4%100.0%
Grenloch CDP0.76 sq mi0.3%100.0%
Collings Lakes CDP0.64 sq mi0.2%99.9%

Showing all 18 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
NJ District 1203,69287.3%26.4%63.6%
NJ District 229,68812.7%3.8%36.4%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
184,300
Active Voters
173,809 (94.3%)

Party Registration

PartyVotersShare
Democratic72,07739.1%
Republican50,00627.1%
Unaffiliated59,92432.5%
Other parties2,2931.2%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202699,164 (53.8%)26,048 (14.1%)13,918 (7.6%)
2023–2024129,844 (70.5%)20,300 (11.0%)13,544 (7.3%)
2021–202289,101 (48.3%)18,323 (9.9%)12,747 (6.9%)
2019–2020129,498 (70.3%)28,349 (15.4%)12,721 (6.9%)
2017–201885,924 (46.6%)16,893 (9.2%)7,221 (3.9%)
2015–201697,735 (53.0%)21,993 (11.9%)10,201 (5.5%)
2013–201459,477 (32.3%)11,174 (6.1%)5,858 (3.2%)
2011–201283,320 (45.2%)5,161 (2.8%)3,865 (2.1%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 01/02/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
235,057 (± 318)
Median Age
40.6
Median Household Income
$102,379 (± $2,280)
High School Graduate or Higher (age 25+)
93.6%
Bachelor's Degree or Higher (age 25+)
33.2%

Population by Age

GroupPeopleShare
Under 1850,06321.3%
18 to 64144,74461.6%
65 and over40,25017.1%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)23,39410.0%
White, not Hispanic155,52266.2%
Black, not Hispanic37,00615.7%
Asian, not Hispanic7,5103.2%
American Indian / Alaska Native, not Hispanic910.0%
Native Hawaiian / Pacific Islander, not Hispanic80.0%
Some other race, not Hispanic1,3850.6%
Two or more races, not Hispanic10,1414.3%

Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.

Citizen Voting Age Population

Total Citizen Population
230,196
Citizen Voting Age Population (CVAP)
180,485

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic208,34590.5%
Hispanic21,8459.5%
White156,91968.2%
Black36,63215.9%
Asian6,5062.8%
American Indian / Alaska Native1080.0%
Native Hawaiian / Pacific Islander60.0%
Two or More Races1,4230.6%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic166,44392.2%
Hispanic14,0437.8%
White128,24171.1%
Black30,64617.0%
Asian6,2503.5%
American Indian / Alaska Native9900.5%
Native Hawaiian / Pacific Islander90.0%
Two or More Races6250.3%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).