New Jersey Demographics & Voter Profile
Population 9.3M · Most dense US state · 53% White, 22% Hispanic, 15% Black, 11% Asian — one of the nation’s most diverse electorates.
Racial & Ethnic Composition — Census 2020/2022
| Group | Population Share | Electorate Share | 2020 Biden % | Political Lean |
|---|---|---|---|---|
| Non-Hispanic White | 53% | 58% | 56% | Lean D (suburban / educated) |
| Hispanic / Latino | 22% | 16% | 68% | D, eroding slightly |
| Black / African American | 15% | 13% | 90% | Strongly D |
| Asian American | 11% | 9% | 72% | Lean D, Indian-Am. swing |
| Other / Multiracial | 4% | 4% | 61% | Mixed |
Age Breakdown
| Age Group | Share of Population | Share of Electorate | Partisan Lean |
|---|---|---|---|
| 18–29 | 16% | 11% | D+28 |
| 30–44 | 20% | 17% | D+18 |
| 45–64 | 26% | 34% | D+8 |
| 65+ | 16% | 22% | D+4 |
Urban / Suburban / Rural Split
| Area Type | Share of Voters | Key Counties | Lean |
|---|---|---|---|
| Urban (Newark, Trenton, Camden) | 22% | Essex, Mercer, Camden | D+50 to D+70 |
| NYC Suburbs (North NJ) | 36% | Bergen, Hudson, Passaic, Union | D+20 to D+40 |
| Central NJ (Suburbs) | 24% | Middlesex, Monmouth, Morris | D+8 to R+4 |
| South Jersey / Shore | 18% | Ocean, Cape May, Burlington | R+15 to R+30 |
Education Breakdown
| Education Level | Share of Adults | Partisan Lean |
|---|---|---|
| College degree or higher | 43% | D+22 (one of nation’s highest rates) |
| Some college / Associate’s | 26% | R+2 |
| High school or less | 31% | R+18 |
Regional & Demographic Dynamics
Edison & Middlesex County Indian-American Vote
Edison, NJ has the largest Indian American population per capita of any US municipality. Middlesex County is roughly 30% South Asian. Indian Americans have historically voted 70-75% Democratic, but a rightward shift occurred in 2024 driven by business community preferences and Modi-adjacent social media influence. This community is increasingly a swing demographic within a D+14 state.
Hudson County & Urban Latino Politics
Hudson County (Jersey City, Bayonne, Union City) is a Democratic machine stronghold, delivering D+50 margins driven by Puerto Rican, Cuban, and Dominican communities. Union City is predominantly Cuban American but has maintained Democratic alignment unlike Miami Cubans. Jersey City's rapid gentrification is adding young professional Democratic voters while displacing some working-class Hispanic communities.
South Jersey & Shore Republican Base
Ocean County is the most Republican county in New Jersey — Trump won it by 35 points. The Shore counties (Monmouth, Ocean, Cape May) are home to white working-class communities, small-business owners, and seasonal economy workers who have drifted sharply Republican since 2000. Without these counties, New Jersey Democrats would win statewide by 25 points; with them it’s closer to 14.
2026 Electoral Implications
Senator Andy Kim (D) won the 2024 special election after Bob Menendez’s federal corruption conviction. Kim faces a full-term race in 2026 in a state with D+14 presidential lean. New Jersey has not elected a Republican Senator since 1972 (Clifford Case). The state’s demographic composition — large urban cores, dense diverse suburbs, and one of the nation’s highest college-education rates — structurally disadvantages Republicans.
Property taxes averaging $9,000+ per year and high cost of living create economic frustration that occasionally breaks toward Republican gubernatorial candidates (Christie 2009, 2013). But this anxiety has not translated to federal races in a generation.
Kim’s Korean American background gives him distinctive appeal to NJ’s large Asian American community. Watch Bergen County (NYC suburbs) — 15% Asian, historically Republican but trending Democratic — as a key barometer of NJ’s political trajectory.