US ZIP Code
08544

Princeton, NJ

Mercer County  ·  New Jersey

● Active
👥 4,548 Population
🎂 20.4 Median Age
🎓 97.0% College Grads
▲ 150% above avg
📊 10.1% Unemployment
▲ 107% above avg
ZIP Code Details
ZIP Code08544
CityPrinceton
StateNew Jersey (NJ)
CountyMercer County
Area Code609/640
Elevation142 ft
Latitude40.346492
Longitude-74.657848
TimezoneNew York (DST)
FIPS34021
ZIP TypeUnique
StatusActive
People & Population (ACS 2023)
♂ Male 45.9% (2,086) Female 54.1% (2,462) ♀

Race & Ethnicity

White: 45.1%Hispanic: 14.5%Black: 8%Asian: 23.8%Other: 7.7%Race
White45.1%
Hispanic14.5%
Black8.0%
Asian23.8%
Other7.7%

Age Breakdown

5–17
0%
18–24
93%
25–44
7%

Key Indicators

Median Age20.4 yrs
Avg Household Size3.67
Below Poverty1.0% ▼ 90% below avg
College Grads97.0% ▲ 150% above avg
Unemployment10.1% ▲ 107% above avg
Associates9 (3%)
Bachelors11 (3.7%)
Graduate Degree280 (93.3%)

Education

Associates: 3%Bachelors: 3.7%Graduate: 93.3%Edu
Associates3.0%
Bachelors3.7%
Graduate93.3%
Housing & Income

Housing Tenure

Renter: 100%Tenure
Renter100.0%

Financials

Total Units12
Avg HH Size3.67

Income Distribution

Under $25k
100%
Employment & Commute

How People Get to Work

Drove Alone
15%
Public Transit
4%
Walked
53%
Work From Home
28%

Commute Time

Under 15 min
73%
15–30 min
17%
30–45 min
3%
Over 45 min
7%
Frequently Asked Questions
ZIP code 08544 is in Princeton, NJ, in Mercer County.
ZIP code 08544 is located in New Jersey (NJ).
ZIP code 08544 is in Mercer County, NJ.
ZIP 08544 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 08544 is 4,548 people (ACS 2023).
Income data not available.
Home value data not available.
About ZIP Code 08544

ZIP code 08544 is located in Princeton, New Jersey, within Mercer County. With a population of 4,548, this is a lightly populated ZIP code with a young community — the median age is 20.4 years.

The population of 08544 is racially diverse, with White as the largest group at 45.1%. Residents are highly educated — 97.0% hold a bachelor's degree or higher, which is more than double the national average. Poverty affects a relatively small share of residents at 1.0%.

The unemployment rate in 08544 stands at 10.1%, which is more than double the national average. A notably high share of workers — 26% — 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 14%.

Overall, ZIP code 08544 in Princeton, NJ is characterized as highly educated, and a young community.