| ZIP Code | 08542 |
|---|---|
| City | Princeton |
| State | New Jersey (NJ) |
| County | Mercer County |
| Area Code | 609/640 |
| Elevation | 184 ft |
| Latitude | 40.354517 |
|---|---|
| Longitude | -74.66056 |
| Timezone | New York (DST) |
| FIPS | 34021 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 41.7 yrs ↑ 52% since 2019 |
|---|---|
| Avg Household Size | 1.98 |
| Below Poverty | 3.9% ▼ 61% below avg |
| College Grads | 67.7% ▲ 75% above avg |
| Unemployment | 3.0% ▼ 38% below avg |
| No HS Diploma | 4 (0.2%) |
| HS Graduate | 207 (12.3%) |
| Some College | 168 (10%) |
| Associates | 163 (9.7%) |
| Bachelors | 34 (2%) |
| Graduate Degree | 1,102 (65.7%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $104,694 ▲ 37% above avg ↑ 29% since 2019 |
|---|---|
| Median Home Value | $754,800 ▲ 171% above avg ↑ 56% since 2019 |
| Home/Income Ratio | 7.2x (nat avg ~3.5x) |
| Median Rent | $2,398/mo ↑ 46% since 2019 |
| Total Units | 1,294 |
| Vacant Units | 74 |
| Avg HH Size | 1.98 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 1,294 |
|---|---|
| Vacant | 74 |
| Owner Occupied | 36.0% |
| Renter Occupied | 64.0% |
| Avg HH Size | 1.98 |
ZIP code 08542 is located in Princeton, New Jersey, within Mercer County. With a population of 2,415, this is a sparsely populated ZIP code with a middle-aged community — the median age is 41.7 years. Economically, 08542 is a upper-middle-income ZIP code: the median household income of $104,694 is above the national average.
Real estate in ZIP code 08542 represents a premium housing market. The median home value of $754,800 is more than double the national average. Renters can expect to pay around $2,398 per month in median rent. This is predominantly a renter community, with 64.0% of occupied units rented — typical of urban and transitional neighborhoods. Median home values have increased by 56% since 2019.
The population of 08542 is majority White (55.53%). Residents are highly educated — 67.7% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 3.9%. Household income has grown by 29% since 2019.
The unemployment rate in 08542 stands at 3.0%, which is below the national average. About 18% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 33%.
Overall, ZIP code 08542 in Princeton, NJ is characterized as upper-middle-income, highly educated, and a middle-aged community. With 2,415 residents, a median household income of $104,694, and a median home value of $754,800, it offers a clear picture of life in this part of New Jersey.