| ZIP Code | 08550 |
|---|---|
| City | Princeton Junction |
| State | New Jersey (NJ) |
| County | Mercer County |
| Area Code | 609/640 |
| Elevation | 102 ft |
| Latitude | 40.279953 |
|---|---|
| Longitude | -74.622116 |
| Timezone | New York (DST) |
| FIPS | 34021 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 45.1 yrs |
|---|---|
| Avg Household Size | 2.70 |
| Below Poverty | 2.5% ▼ 75% below avg |
| College Grads | 86.6% ▲ 124% above avg |
| Unemployment | 3.1% ▼ 37% below avg |
| No HS Diploma | 48 (0.4%) |
| HS Graduate | 841 (6.4%) |
| Some College | 145 (1.1%) |
| Associates | 733 (5.6%) |
| Bachelors | 420 (3.2%) |
| Graduate Degree | 10,997 (83.4%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $206,658 ▲ 171% above avg ↑ 8% since 2019 |
|---|---|
| Median Home Value | $758,900 ▲ 172% above avg ↑ 21% since 2019 |
| Home/Income Ratio | 3.7x (nat avg ~3.5x) |
| Median Rent | $2,694/mo ↑ 22% since 2019 |
| Total Units | 7,839 |
| Vacant Units | 102 |
| Avg HH Size | 2.70 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 7,839 |
|---|---|
| Vacant | 102 |
| Owner Occupied | 76.3% |
| Renter Occupied | 23.7% |
| Avg HH Size | 2.70 |
ZIP code 08550 is located in Princeton Junction, New Jersey, within Mercer County. With a population of 20,876, this is a moderately populated ZIP code with a mature community — the median age is 45.1 years. Economically, 08550 is a affluent ZIP code: the median household income of $206,658 is more than double the national average.
Real estate in ZIP code 08550 represents a premium housing market. The median home value of $758,900 is more than double the national average. Renters can expect to pay around $2,694 per month in median rent. Homeownership is strong here — 76.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 21% since 2019.
The population of 08550 is majority Asian (52.55%). Residents are highly educated — 86.6% hold a bachelor's degree or higher, which is more than double the national average. Poverty affects a relatively small share of residents at 2.5%. Household income has grown by 8% since 2019.
The unemployment rate in 08550 stands at 3.1%, which is below the national average. A notably high share of workers — 41% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 38%.
Overall, ZIP code 08550 in Princeton Junction, NJ is characterized as affluent, highly educated, a mature community, and predominantly owner-occupied. With 20,876 residents, a median household income of $206,658, and a median home value of $758,900, it offers a clear picture of life in this part of New Jersey.