Westfield, New Jersey Demographics & Population 2026
During the 2020–2024 ACS period, Westfield, New Jersey had a total population of 31,111, the 30th largest town in New Jersey, with a median household income of $232,629, which is 125% higher than the state average. The poverty rate is 1.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 125% above the state average — one of the wealthiest communities in New Jersey.
- An exceptionally low poverty rate of 1.8% — among the lowest in New Jersey.
- 78.1% of adults hold a bachelor's degree or higher — top 10% in New Jersey.
Westfield Quick Facts
How Westfield 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 | 30,760 | 31,111 | +1.1% |
| Median household income | $212,700 | $232,629 | +9.4% |
| Median home value | $930,500 | $953,400 | +2.5% |
How Westfield 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
Moderate diversity with one or two groups making up the majority.
State average: 66 | National average: 61
Education
Educational Attainment (Adults 25+)
Westfield Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Union County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Elizabeth | 137,302 | $66,555 | 15.8% | $449,300 |
| Plainfield | 55,236 | $85,908 | 15.5% | $410,800 |
| Linden | 44,192 | $92,915 | 9.6% | $419,700 |
| Rahway | 30,109 | $91,461 | 9.5% | $386,400 |
| Summit | 22,705 | $190,304 | 5.5% | $994,500 |
| Roselle | 22,646 | $92,762 | 9.5% | $379,900 |
| Roselle Park | 14,093 | $109,679 | 6.6% | $443,200 |
| New Providence | 13,727 | $161,599 | 2.1% | $769,900 |
| Kenilworth | 8,401 | $118,611 | 6.3% | $522,200 |
| Fanwood | 7,799 | $195,529 | 0.9% | $635,200 |
Cities Similar to Westfield
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Princeton | 30,756 | $192,079 | $1,050,600 | 84.7% | 6.1% |
| Ridgewood | 26,308 | $208,211 | $891,200 | 80.1% | 4.2% |
| Fair Lawn | 35,610 | $144,574 | $564,700 | 63.3% | 6.1% |
| Bergenfield | 28,450 | $130,045 | $491,500 | 48.3% | 7.1% |
| Paramus | 26,568 | $144,349 | $813,900 | 51.8% | 4.7% |
Population Overview
Westfield is a mid-sized community located in New Jersey, within Union County. The total population is 31,111. It ranks as the 30th most populous out of 700 Census-designated places in New Jersey.
Age Demographics
The median age in Westfield is 40.7 years. This is 1% higher than the state median of 40.1 years. With 28.7% of the population under 18, Westfield has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Westfield is $232,629. This is 125% higher than the state median of $103,556. It is also 188% higher than the national median of $80,734. The poverty rate stands at 1.8%. This is 82% 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 3.6%. This is 42% lower than the state rate of 6.3%. The median home value is $953,400. Housing costs are 110% higher than the state median of $454,400. The home-value-to-income ratio is 4.1x. 81.1% of occupied housing units are owner-occupied. This homeownership rate is 27% higher than the state average of 63.8%.
Race & Ethnicity
The largest racial or ethnic group in Westfield is White (non-Hispanic), making up 76.5% of the population. Asian residents account for 8.8%. The White (non-Hispanic) population is significantly higher than the state average (76.5% vs 50.9%). The Black or African American population (2.4%) is well below the state average of 12.2%. The Hispanic or Latino population (8.0%) is well below the state average of 22.5%.
Education
78.1% of residents aged 25 and older hold a bachelor's degree or higher. This places Westfield in the top 10% of all cities in the state for educational attainment. This is 79% higher 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 97.8%. Notably, 38.2% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Westfield, 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 Westfield, New Jersey?
Westfield, New Jersey has a population of 31,111 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Westfield, NJ?
The median household income in Westfield is $232,629, which is 188% higher than the national median of $80,734.
What is the poverty rate in Westfield, NJ?
The poverty rate in Westfield is 1.8%. This means approximately 545 residents live below the federal poverty line.
What is the racial makeup of Westfield, New Jersey?
Westfield's population is 76.5% White, 2.4% Black, 8.0% Hispanic/Latino, and 8.8% Asian.
What is the median home value in Westfield, NJ?
The median home value in Westfield is $953,400. The home-value-to-income ratio is 4.1x.
How educated is Westfield, New Jersey?
78.1% of adults (25+) in Westfield hold a bachelor's degree or higher, and 38.2% hold a graduate or professional degree.