Leonia, New Jersey Demographics & Population 2026
During the 2020–2024 ACS period, Leonia, New Jersey had a total population of 9,336, the 173rd largest borough in New Jersey, with a median household income of $129,665, which is 25% higher than the state average. The poverty rate is 4.3%.
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 4.3% — among the lowest in New Jersey.
- One of the most racially diverse communities in New Jersey (diversity index: 70/100).
Leonia Quick Facts
How Leonia 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 | 9,300 | 9,336 | +0.4% |
| Median household income | $116,429 | $129,665 | +11.4% |
| Median home value | $634,500 | $672,900 | +6.1% |
How Leonia 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
This community is exceptionally diverse, with no single racial or ethnic group dominating the population.
State average: 66 | National average: 61
Education
Educational Attainment (Adults 25+)
Leonia Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Bergen County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Hackensack | 46,057 | $84,277 | 12.1% | $393,700 |
| Fort Lee | 40,067 | $107,274 | 7.8% | $448,000 |
| Fair Lawn | 35,610 | $144,574 | 6.1% | $564,700 |
| Garfield | 32,783 | $79,700 | 13.4% | $475,500 |
| Englewood | 29,638 | $102,571 | 9.2% | $544,100 |
| Bergenfield | 28,450 | $130,045 | 7.1% | $491,500 |
| Paramus | 26,568 | $144,349 | 4.7% | $813,900 |
| Ridgewood | 26,308 | $208,211 | 4.2% | $891,200 |
| Lodi | 26,082 | $89,305 | 15.4% | $475,000 |
| Cliffside Park | 25,781 | $93,452 | 10.8% | $588,200 |
Cities Similar to Leonia
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Monmouth Junction | 9,141 | $133,585 | $552,900 | 75.8% | 6.2% |
| Ashland | 9,320 | $118,500 | $336,200 | 54.2% | 6.4% |
| Matawan | 9,710 | $123,354 | $467,800 | 43.4% | 10.5% |
| North Haledon | 8,778 | $125,313 | $547,600 | 41.0% | 3.3% |
| Lake Mohawk | 9,508 | $149,135 | $441,700 | 60.8% | 2.1% |
Population Overview
Leonia is a small city located in New Jersey, within Bergen County. The total population is 9,336. It ranks as the 173rd most populous out of 700 Census-designated places in New Jersey.
Age Demographics
The median age in Leonia is 45.9 years. This is 14% higher than the state median of 40.1 years.
Economy, Income & Housing
The median household income in Leonia is $129,665. This is 25% higher than the state median of $103,556. It is also 61% higher than the national median of $80,734. The poverty rate stands at 4.3%. This is 55% 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 6.0%. This is 5% lower than the state rate of 6.3%. The median home value is $672,900. Housing costs are 48% higher than the state median of $454,400. The home-value-to-income ratio is 5.2x. 69.9% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 63.8%.
Race & Ethnicity
Leonia is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. White (non-Hispanic) residents account for 30.4%. The Black or African American population (2.8%) is well below the state average of 12.2%. The Asian population is significantly higher than the state average (37.4% vs 10.1%).
Education
61.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 40% 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 92.8%. Notably, 23.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Leonia, 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 Leonia, New Jersey?
Leonia, New Jersey has a population of 9,336 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Leonia, NJ?
The median household income in Leonia is $129,665, which is 61% higher than the national median of $80,734.
What is the poverty rate in Leonia, NJ?
The poverty rate in Leonia is 4.3%. This means approximately 405 residents live below the federal poverty line.
What is the racial makeup of Leonia, New Jersey?
Leonia's population is 30.4% White, 2.8% Black, 25.3% Hispanic/Latino, and 37.4% Asian.
What is the median home value in Leonia, NJ?
The median home value in Leonia is $672,900. The home-value-to-income ratio is 5.2x.
How educated is Leonia, New Jersey?
61.0% of adults (25+) in Leonia hold a bachelor's degree or higher, and 23.3% hold a graduate or professional degree.