Sewaren, New Jersey Demographics & Population 2026
During the 2020–2024 ACS period, Sewaren, New Jersey had a total population of 3,248, the 371st largest community in New Jersey, with a median household income of $108,948, which is 5% higher than the state average. The poverty rate is 4.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 4.7% — among the lowest in New Jersey.
Sewaren Quick Facts
How Sewaren Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 3,196 | 3,248 | +1.6% |
| Median household income | $106,926 | $108,948 | +1.9% |
| Median home value | $414,900 | $429,200 | +3.4% |
How Sewaren Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 66 | National average: 61
Education
Educational Attainment (Adults 25+)
Sewaren Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Middlesex County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| New Brunswick | 56,345 | $65,810 | 32.0% | $353,800 |
| Perth Amboy | 55,855 | $61,977 | 20.2% | $370,600 |
| Sayreville | 45,838 | $99,979 | 6.2% | $444,100 |
| Old Bridge | 28,236 | $111,996 | 6.9% | $485,800 |
| Carteret | 25,496 | $96,862 | 8.2% | $405,800 |
| South Plainfield | 24,473 | $130,239 | 3.0% | $470,900 |
| Woodbridge | 20,756 | $104,926 | 11.1% | $390,000 |
| Iselin | 19,551 | $109,500 | 7.9% | $426,800 |
| Colonia | 18,587 | $122,713 | 7.4% | $493,100 |
| Avenel | 17,121 | $101,670 | 7.9% | $401,000 |
Cities Similar to Sewaren
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Rutgers University-Livingston Campus | 3,258 | N/A | N/A | 94.0% | N/A |
| Upper Greenwood Lake | 3,319 | $111,466 | $376,700 | 37.2% | 2.2% |
| Barnegat | 3,360 | $108,664 | $481,600 | 46.7% | 1.3% |
| Groveville | 3,100 | $112,188 | $405,600 | 26.5% | 7.1% |
| Menlo Park Terrace | 3,062 | $110,278 | $427,400 | 38.8% | 5.6% |
Population Overview
Sewaren is a small community located in New Jersey, within Middlesex County. The total population is 3,248. It ranks as the 371st most populous out of 700 Census-designated places in New Jersey.
Age Demographics
The median age in Sewaren is 44.2 years. This is 10% higher than the state median of 40.1 years.
Economy, Income & Housing
The median household income in Sewaren is $108,948. This is 5% higher than the state median of $103,556. It is also 35% higher than the national median of $80,734. The poverty rate stands at 4.7%. This is 51% lower than the state poverty rate of 9.7%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 5.7%. This is 10% lower than the state rate of 6.3%. The median home value is $429,200. Housing costs are 6% lower than the state median of $454,400. The home-value-to-income ratio is 3.9x. 71.2% of occupied housing units are owner-occupied. This homeownership rate is 12% higher than the state average of 63.8%.
Race & Ethnicity
The largest racial or ethnic group in Sewaren is White (non-Hispanic), making up 46.4% of the population. Hispanic or Latino residents account for 24.7%.
Education
32.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% lower than the state rate of 43.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.5%.
Data Sources & Methodology
All demographic data for Sewaren, New Jersey is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against New Jersey state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 700 Census-designated places in New Jersey. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Sewaren, New Jersey?
Sewaren, New Jersey has a population of 3,248 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sewaren, NJ?
The median household income in Sewaren is $108,948, which is 35% higher than the national median of $80,734.
What is the poverty rate in Sewaren, NJ?
The poverty rate in Sewaren is 4.7%. This means approximately 154 residents live below the federal poverty line.
What is the racial makeup of Sewaren, New Jersey?
Sewaren's population is 46.4% White, 14.6% Black, 24.7% Hispanic/Latino, and 12.1% Asian.
What is the median home value in Sewaren, NJ?
The median home value in Sewaren is $429,200. The home-value-to-income ratio is 3.9x.
How educated is Sewaren, New Jersey?
32.4% of adults (25+) in Sewaren hold a bachelor's degree or higher, and 12.3% hold a graduate or professional degree.