Princeton Junction CDP, New Jersey Demographics & Population 2026
As of 2026, Princeton Junction CDP, New Jersey has a total population of 1,842, the 472nd largest city in New Jersey, with a median household income of $219,375, which is 117% higher than the state average. The poverty rate is 11.6%.
Key Takeaways
- Household income is 117% above the state average — one of the wealthiest communities in New Jersey.
- 79.5% of adults hold a bachelor's degree or higher — top 10% in New Jersey.
Princeton Junction CDP Quick Facts
How Princeton Junction CDP Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
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: 65 | National average: 60
Education
Educational Attainment (Adults 25+)
Princeton Junction CDP Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Mercer County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Trenton city | 89,966 | $47,102 | 24.7% | $122,500 |
| Princeton | 30,451 | $184,113 | 6.8% | $1,040,400 |
| Princeton Meadows CDP | 15,382 | $124,065 | 2.6% | $636,300 |
| Hightstown borough | 5,869 | $107,431 | 1.5% | $333,200 |
| Pennington borough | 2,798 | $171,282 | 4.5% | $608,200 |
| Hopewell borough | 1,828 | $142,396 | 2.1% | $561,900 |
Cities Similar to Princeton Junction CDP
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Liberty Corner CDP | 1,789 | $213,094 | $964,800 | 70.0% | 4.1% |
| Sea Girt borough | 1,978 | $206,000 | $2,000,001 | 78.0% | 2.9% |
| Ramapo College of New Jersey CDP | 2,163 | N/A | N/A | 27.6% | N/A |
| Forsgate CDP | 2,094 | $235,357 | $645,400 | 77.2% | 3.5% |
| Montclair State University CDP | 2,177 | N/A | N/A | 83.5% | N/A |
Population Overview
Princeton Junction CDP is a small community located in New Jersey, within Mercer County. The total population is 1,842. It ranks as the 472nd most populous out of 700 cities and towns in New Jersey.
Age Demographics
The median age in Princeton Junction CDP is 50.3 years. This is 25% higher than the state median of 40.1 years.
Economy, Income & Housing
The median household income in Princeton Junction CDP is $219,375. This is 117% higher than the state median of $101,050. Compared to the national median of $78,538, household income here is 179% higher. The poverty rate stands at 11.6%. This is 19% higher than the state poverty rate of 9.8%. The unemployment rate is 7.8%. This is 26% higher than the state rate of 6.2%. The median home value is $669,100. Housing costs are 56% higher than the state median of $427,600. The home-value-to-income ratio is 3.1x. 79.7% of occupied housing units are owner-occupied. This homeownership rate is 25% higher than the state average of 63.7%.
Race & Ethnicity
The largest racial or ethnic group in Princeton Junction CDP is White (non-Hispanic), making up 55.4% of the population. Asian residents account for 30.0%. The Black or African American population (2.2%) is well below the state average of 12.3%. The Hispanic or Latino population (5.6%) is well below the state average of 21.9%. The Asian population is significantly higher than the state average (30.0% vs 9.8%).
Education
79.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Princeton Junction CDP in the top 10% of all cities in the state for educational attainment. This is 85% higher than the state rate of 42.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.6%. Notably, 34.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Princeton Junction CDP, New Jersey is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. 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. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Princeton Junction CDP, New Jersey?
Princeton Junction CDP, New Jersey has a population of 1,842 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Princeton Junction CDP, NJ?
The median household income in Princeton Junction CDP is $219,375, which is 179% higher the national median of $78,538.
What is the poverty rate in Princeton Junction CDP, NJ?
The poverty rate in Princeton Junction CDP is 11.6%. This means approximately 214 residents live below the federal poverty line.
What is the racial makeup of Princeton Junction CDP, New Jersey?
Princeton Junction CDP's population is 55.4% White, 2.2% Black, 5.6% Hispanic/Latino, and 30.0% Asian.
What is the median home value in Princeton Junction CDP, NJ?
The median home value in Princeton Junction CDP is $669,100. The home-value-to-income ratio is 3.1x.
How educated is Princeton Junction CDP, New Jersey?
79.5% of adults (25+) in Princeton Junction CDP hold a bachelor's degree or higher, and 34.6% hold a graduate or professional degree.