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Middlesex borough, NJ

ZIP 08846 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 08846

08846 has a population of 14,518 with a median age of 44.3 yrs (47.2% male).

Race & Ethnicity
White
60.7%-1% vs US avg
x
Black
7.1%-43% vs US avg
x
Asian
11.7%+97% vs US avg
x
Hispanic
26.3%+41% vs US avg
x
Age Groups
0–17
20.7%-6% vs US avg
x
18–64
61.6%-0% vs US avg
x
65+
17.7%+9% vs US avg
x
Education
Less than HS
9.1%-18% vs US avg
x
High school
31.6%+21% vs US avg
x
Some college
24.8%-14% vs US avg
x
Bachelor's+
34.5%+2% vs US avg
x
Marital Status
Married
59.3%+23% vs US avg
x
Never married
27.5%-19% vs US avg
x
Divorced
8.0%-22% vs US avg
x
Widowed / Separated
5.2%
x
Diversity Index
54/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
8.0%-31% vs US avg
x
Foreign Born
17.8%+28% vs US avg
x
Veterans
3.7%-39% vs US avg
x
Disability
11.4%-15% vs US avg
x
Single Parent
10.0%+24% vs US avg
x
Recent Births
80.3%+1284% vs US avg
x
Top ancestry
ItalianIrishGerman

Health & Community Indicators in 08846

Poverty Rate
8.0%-31% vs US avg
x
Veterans
3.7%-39% vs US avg
x
Foreign Born
17.8%+28% vs US avg
x
Single Parent
10.0%+24% vs US avg
x
Disability
11.4%-15% vs US avg
x
Uninsured
7.9%-2% vs US avg
x
SNAP Benefits
5.0%-57% vs US avg
x
Private School
0.7%-93% vs US avg
x
Recent Births
80.3%+1284% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population14,518
Median age44.3
Poverty rate8.0%
Demographics statistics
Demographics
White60.7%
Hispanic26.3%
Black7.1%
Asian11.7%
Foreign-born17.8%