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ZIP Code 08540
Princeton, NJ, Mercer County
Population
50,388
Land area
51.7sq mi
People per sq mi
974
City
Princeton
ZIP 08540 and nearby ZIP codes
ZIP 08540 at a glance
- Households here earn a median of $176,983 a year, 71% more than the New Jersey figure of $103,556.
- A typical owner-occupied home is valued at $767,900 (69% above New Jersey) and median rent is $2,218 a month.
Local data for ZIP 08540
Counts from official public data
Housing and community stats
ZIP 08540, American Community Survey 2020-2024
Median household income
$176,983
Poverty rate
8.2%
Median home value
$767,900
Prices +3.1% in a year
Median rent
$2,218/mo
Homeownership
63.7%
Bachelor's or higher
82.7%
Median age
40.6
Average commute
28.5 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
2,180
ZIP Business Patterns 2023
Employees
48,656
$6.07B annual payroll
PPP loans
$389M
2,162 loans
Campaign donations
$3.2M
56% D, 4% R, 2026 cycle
Environment and hazard risk
ZIP 08540, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: strong wind
Storm events since 1996
1,115
Countywide, mostly thunderstorm wind
Flood insurance policies
1,294
1.2% of homes, county
July high / Jan low
85° / 22°F
51.0 inches of rain a year
Health statistics
Share of adults in ZIP 08540, CDC PLACES estimates
Obesity
20.3%
U.S. 33.3% -13.0 pts
Diabetes
8.8%
U.S. 12.1% -3.3 pts
Smoking
6.5%
U.S. 12.8% -6.3 pts
Uninsured (18-64)
5.6%
U.S. 11.1% -5.5 pts
Cities in ZIP 08540
ZIP codes near 08540
| Name | Distance | Land area (sq mi) |
|---|---|---|
| 08542Princeton | 1.5 mi | 0.4 |
| 08544Princeton | 2 mi | 0.2 |
| 08553Rocky Hill | 2.4 mi | 0.6 |
| 08558Blawenburg | 2.4 mi | 15.6 |
| 08528Kingston | 2.9 mi | 0.9 |
| 08536Plainsboro Center | 4.7 mi | 7.5 |
| 08502Harlingen | 4.7 mi | 13.2 |
| 08824Kendall Park | 6 mi | 4.3 |
| 08525Hopewell | 6.2 mi | 22.4 |
| 08852Monmouth Junction | 6.5 mi | 13.3 |
| 08550Princeton Junction | 6.8 mi | 19.1 |
| 08648Lawrenceville | 6.8 mi | 16.7 |
Frequently asked questions
- What city is ZIP code 08540?
- ZIP code 08540 is in Princeton, NJ (Mercer County).
- What county is ZIP code 08540 in?
- ZIP code 08540 is mostly in Mercer County, New Jersey.
- How many people live in ZIP code 08540?
- About 50,388 people live in the 08540 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.