New Jersey State Senate District 20

State Legislative District Profile (Upper Chamber)

Overview

District ID
nj-sd-020
State
New Jersey
Chamber
Upper chamber (state senate)
District Code
020
Land Area
26.2 sq mi
Water Area
1.37 sq mi

Boundary

Boundary of New Jersey State Senate District 20

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Union County26.15 sq mi100.0%25.4%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Elizabeth city12.32 sq mi47.1%100.0%
Roselle borough2.64 sq mi10.1%100.0%
Kenilworth borough2.15 sq mi8.2%100.0%
Vauxhall CDP0.57 sq mi2.2%97.2%
Union CDP0.26 sq mi1.0%100.0%
Kean University CDP0.23 sq mi0.9%79.6%
Connecticut Farms CDP0.09 sq mi0.4%99.6%

Showing all 7 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 8137,29860.2%17.8%47.1%
NJ District 1090,85039.8%11.7%52.9%

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

Voters

Registered Voters
136,419
Active Voters
124,480 (91.2%)

Party Registration

PartyVotersShare
Democratic66,45648.7%
Republican18,10813.3%
Unaffiliated50,10736.7%
Other parties1,7481.3%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202652,784 (38.7%)18,339 (13.4%)3,291 (2.4%)
2023–202473,804 (54.1%)14,150 (10.4%)3,007 (2.2%)
2021–202241,668 (30.5%)13,723 (10.1%)2,544 (1.9%)
2019–202075,877 (55.6%)23,383 (17.1%)3,314 (2.4%)
2017–201851,223 (37.5%)13,127 (9.6%)1,920 (1.4%)
2015–201659,434 (43.6%)17,547 (12.9%)2,814 (2.1%)
2013–201432,432 (23.8%)13,110 (9.6%)2,077 (1.5%)
2011–201248,136 (35.3%)10,676 (7.8%)1,705 (1.2%)

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
229,420 (± 79)
Median Age
37.6
Median Household Income
$81,474 (± $2,045)
High School Graduate or Higher (age 25+)
80.1%
Bachelor's Degree or Higher (age 25+)
24.0%

Population by Age

GroupPeopleShare
Under 1853,07823.1%
18 to 64145,57563.5%
65 and over30,76713.4%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)116,97151.0%
White, not Hispanic40,24717.5%
Black, not Hispanic52,10522.7%
Asian, not Hispanic9,2794.0%
American Indian / Alaska Native, not Hispanic1250.1%
Native Hawaiian / Pacific Islander, not Hispanic70.0%
Some other race, not Hispanic3,0501.3%
Two or more races, not Hispanic7,6363.3%

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
176,901
Citizen Voting Age Population (CVAP)
130,260

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic98,99256.0%
Hispanic77,90844.0%
White38,54421.8%
Black48,35427.3%
Asian7,8954.5%
American Indian / Alaska Native1240.1%
Native Hawaiian / Pacific Islander50.0%
Two or More Races7980.5%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic78,91060.6%
Hispanic51,34839.4%
White32,41024.9%
Black39,05430.0%
Asian6,7115.2%
American Indian / Alaska Native8650.7%
Native Hawaiian / Pacific Islander40.0%
Two or More Races5420.4%

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