Delaware Park, New Jersey Demographics & Population 2026
During the 2020–2024 ACS period, Delaware Park, New Jersey had a total population of 374, the 633rd largest community in New Jersey, with a median household income of $121,552, which is 17% higher than the state average. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 2.3x.
Delaware Park Quick Facts
How Delaware Park 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 | 305 | 374 | +22.6% |
| Median household income | $116,782 | $121,552 | +4.1% |
| Median home value | $292,200 | $279,500 | -4.3% |
How Delaware Park 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+)
Delaware Park Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Warren County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Phillipsburg | 15,299 | $68,324 | 20.2% | $193,200 |
| Hackettstown | 10,140 | $93,083 | 9.4% | $361,600 |
| Washington | 7,334 | $81,336 | 8.5% | $263,300 |
| Beattystown | 4,917 | $87,500 | 8.2% | $416,000 |
| Panther Valley | 4,553 | $131,169 | 5.3% | $369,900 |
| Greenwich (Warren County) | 2,679 | $164,167 | 2.1% | $468,400 |
| Belvidere | 2,538 | $95,714 | 5.9% | $279,600 |
| Alpha | 2,436 | $90,333 | 5.8% | $261,500 |
| Brass Castle | 1,936 | $152,256 | 3.9% | $410,800 |
| Upper Pohatcong | 1,876 | $103,444 | 4.8% | $280,300 |
Cities Similar to Delaware Park
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Skillman | 345 | N/A | $634,300 | 57.9% | 0.0% |
| Diamond Beach | 350 | $125,357 | $696,700 | 63.5% | 0.0% |
| Allenhurst | 376 | $99,375 | $1,152,800 | 65.6% | 5.9% |
| Goshen | 340 | $132,895 | $350,000 | 66.3% | 0.0% |
| Windsor | 325 | N/A | $484,400 | 36.7% | 0.0% |
A note before these figures: with a population of 374, Delaware Park's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Delaware Park is a small community located in New Jersey, within Warren County. The total population is 374. It ranks as the 633rd most populous out of 700 Census-designated places in New Jersey.
Age Demographics
The median age in Delaware Park is 40.4 years. This is about the same as the state median of 40.1 years. Only 13.1% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Delaware Park is $121,552. This is 17% higher than the state median of $103,556. It is also 51% higher than the national median of $80,734. The ACS records no residents below the poverty line in Delaware Park. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in Delaware Park, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $279,500. Housing costs are 38% lower than the state median of $454,400. With a home-value-to-income ratio of just 2.3x, Delaware Park is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 57% higher than the state average of 63.8%.
Race & Ethnicity
The largest racial or ethnic group in Delaware Park is White (non-Hispanic), making up 70.0% of the population. Hispanic or Latino residents account for 29.9%.
Education
46.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 6% 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 95.8%.
Data Sources & Methodology
All demographic data for Delaware Park, 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 Delaware Park, New Jersey?
Delaware Park, New Jersey has a population of 374 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Delaware Park, NJ?
The median household income in Delaware Park is $121,552, which is 51% higher than the national median of $80,734.
What is the poverty rate in Delaware Park, NJ?
The ACS sample for Delaware Park recorded no residents below the federal poverty line. Because the community is small, this indicates that the survey did not capture poverty here rather than that no poverty exists — the estimate carries a wide margin of error.
What is the racial makeup of Delaware Park, New Jersey?
Delaware Park's population is 70.0% White, 0.0% Black, 29.9% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Delaware Park, NJ?
The median home value in Delaware Park is $279,500. The home-value-to-income ratio is 2.3x.
How educated is Delaware Park, New Jersey?
46.4% of adults (25+) in Delaware Park hold a bachelor's degree or higher, and 5.6% hold a graduate or professional degree.