Princeton Junction, NJ demographics:
population, income, and more

Total population
2,025
9.9% year-over-year change
Median household income
$224,732/yr
2.4% year-over-year change
Housing units
893
1.0% year-over-year change

Princeton Junction population

How many people live in Princeton Junction

Princeton Junction is home to 2,025 residents, according to the most recent Census data. Gender-wise, 51.7% of Princeton Junction locals are male, and 48.3% are female.

Total population
2,025
9.9% year-over-year change
Gender ratio
Male
51.7%
1,047
Female
48.3%
978
Value Percent YoY change
Male 1,047 51.7% 11.9%
Female 978 48.3% 8.0%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Princeton Junction is 44, with the population distributed as follows: about 21.9% are children under 15, then 2.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 27.7% of the population, while another 34.6% fall into the 45 to 64 bracket. Finally, around 13.5% are 65 or older.

Median age
44.3
Age breakdown
Under 15
21.9%
15 to 24
2.4%
25 to 44
27.7%
45 to 64
34.6%
Over 65
13.5%
Value Percent YoY change
Under 15 443 21.9% 48.2%
15 to 24 48 2.4% 6.7%
25 to 44 561 27.7% 20.1%
45 to 64 700 34.6% -1.8%
Over 65 273 13.5% -14.2%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Princeton Junction, 70% of the population are US-born citizens, while 18.3% have gained naturalized citizenship. At the same time, 11.7% of residents are non-citizens. As for race, 55% of locals are Caucasian, 1.8% are African American and 29.8% have Asian roots. There’s also a share of 13.4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
70%
Non-U.S.-born citizens
18.3%
Non-citizens
11.7%
Value Percent YoY change
U.S.-born citizens 1,418 70% 15.8%
Non-U.S.-born citizens 370 18.3% -16.5%
Non-citizens 237 11.7% 36.2%
Racial breakdown
White
55%
Black or African American
1.8%
American Indian and Alaska Native
0%
Asian
29.8%
Native Hawaiian and other Pacific Islander
0%
Two or more races
13.4%
Other
0%
Value Percent
White 1,114 55%
Black or African American 36 1.8%
Asian 604 29.8%
Two or more races 271 13.4%

Households in Princeton Junction

A peek inside Princeton Junction households

Princeton Junction has 795 households, with an average of 3 members in each. Of these, 80.9% are families, while the remaining 19.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
795
1.4% year-over-year change
Average people per household
3
Non-family households
152
Family households
643
Value Percent YoY change
Non-family households 152 19.1% -15.6%
Family households 643 80.9% 6.5%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Princeton Junction

The housing landscape of Princeton Junction

Princeton Junction's housing consists of 893 units, with 87.5% being detached single-family homes ideal for those wanting space.

Housing units
893
1.0% year-over-year change
Housing types
Value Percent
1 unit, detached 781 87.5%
10 to 19 units 41 4.6%
20 to 49 units 24 2.7%
50 or more units 47 5.3%
Homes built since 2020
0
% year-over-year change

The age of buildings in Princeton Junction

In Princeton Junction, the median construction year is 1975. About 12.6% of homes were built before the 1940s, with another 8% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 113 12.6% 25.6%
Built between 1940 and 1949 71 8% 39.2%
Built between 1950 and 1959 75 8.4% -28.6%
Built between 1960 and 1969 61 6.8% N/A
Built between 1970 and 1979 252 28.2% -9.0%
Built between 1980 and 1989 176 19.7% -6.4%
Built between 1990 and 1999 57 6.4% -26.9%
Built between 2000 and 2009 47 5.3% -11.3%
Built between 2010 and 2019 41 4.6% -2.4%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Princeton Junction occupancy rates

Out of the 795 occupied housing units in Princeton Junction, 82% are owner-occupied, while 18% are lived in by tenants. Meanwhile, 11% of all homes on the local market sit vacant.

Occupied housing units
795
1.4% year-over-year change
Occupancy breakdown
Renter occupied
143
Owner occupied
652
Value Percent YoY
change
Renter occupied 143 18% -10.1%
Owner occupied 652 82% 4.3%
Unoccupied housing units
11.0%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Princeton Junction housing costs

Housing costs in Princeton Junction come to a median of $3,053 per month, while tenants specifically pay a median gross rent of $1,661.

Median housing costs per month
$3,053/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Princeton Junction
$1,661/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Princeton Junction

Princeton Junction education at a glance

About 9.3% of the population in Princeton Junction went to high school, while 7.5% pursued college studies. Another 3.4% earned an associate degree and 36% hold a bachelor’s. Meanwhile, 42% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 29 1.9% -55.4%
High school diploma 144 9.3% 25.2%
College diploma 116 7.5% 48.7%
Associate degree 53 3.4% -18.5%
Bachelor's degree 559 36% -18.3%
Graduate degree 652 42% 25.9%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Princeton Junction

How much people earn in Princeton Junction

The average annual household income in Princeton Junction was $234,464 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +7.5% change from the previous year. At the same time, the median income stood at $224,732, reflecting a +2.4% shift over the same period.

Average household income in Princeton Junction
$234,464/year
7.5% year-over-year change
Median household income in Princeton Junction
$224,732/year
2.4% year-over-year change

Princeton Junction income by age

In Princeton Junction, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $250,001. Those with someone between 45 and 64 in charge, often well established professionally, earn $250,001 overall. Overall, 91.6% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $250,001 0.0%
45 - 64 $250,001 0.0%
Over 65 $150,855 N/A
Above poverty level
1,843
Below poverty level
168
Value Percent YoY
change
Above poverty level 1,843 91.6% 14.1%
Below poverty level 168 8.4% -21.5%

Average renter income in Princeton Junction

To get a better sense of what renters earn on average in Princeton Junction, their median household income was $66,250 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 30.1%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$66,250
Rent-to-income ratio
30.1%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Princeton Junction

Workforce and job types in Princeton Junction

The job market in Princeton Junction is powered by 1,115 working residents, spread across a range of industries and roles. 96.1% of the working population are employed in professional or administrative positions, while 3.9% are in hands-on or service-based jobs. Also, 7% run their own businesses, 59.8% are employed by private companies, and 8.1% work in the public sector.

Workforce demographics

Working population
1,115
6.7% year-over-year change
White collar
1,072
Blue collar
43
Value Percent YoY change
White collar 1,072 96.1% 5.5%
Blue collar 43 3.9% 48.3%
Employer type
Self employees
7%
Private companies
59.8%
Governmental workers
8.1%
Not for profit companies
25.1%
Value Percent YoY change
Self employees 78 7% 11.4%
Private companies 667 59.8% 11.0%
Governmental workers 90 8.1% 11.1%
Not for profit companies 280 25.1% -4.4%
Unemployment rate
6.8%
-8.0% year-over-year change

Available workforce

The unemployment rate in Princeton Junction stands at 6.8%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Princeton Junction

How people get around in Princeton Junction

Means of transportation
Value Percent YoY change
Car 499 44.8% 11.9%
Railroad 111 10% -11.2%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

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FAQs about Princeton Junction demographics 

What is the total population of Princeton Junction?

Princeton Junction has a total population of 2,025 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +9.9% compared to a year ago.

What is the gender ratio in Princeton Junction?

The gender ratio in Princeton Junction is as follows:
  • 51.7% males (1,047 residents)
  • 48.3% females (978 residents)

What is the median age in Princeton Junction?

The median age in Princeton Junction is 44.3.

What is the age distribution of the population in Princeton Junction?

The age distribution in Princeton Junction is as follows:
  • Under 15: 21.9% (443 residents)
  • Ages 15-24: 2.4% (48 residents)
  • Ages 25-44: 27.7% (561 residents)
  • Ages 45-64: 34.6% (700 residents)
  • Over 65: 13.5% (273 residents)

What is the racial and ethnic makeup of Princeton Junction?

The racial and ethnic makeup of Princeton Junction is as follows:
  • White: 55% (1,114 residents)
  • Black or African American: 1.8% (36 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 29.8% (604 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 13.4% (271 residents)
  • Other: 0% (0 residents)

What percentage of the population in Princeton Junction are U.S.-born citizens?

U.S.-born citizens represent 70% of the population in Princeton Junction.

How many housing units are there in Princeton Junction?

There are 893 housing units in Princeton Junction, reflecting a +1.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Princeton Junction and what is the average household size?

Princeton Junction has a total of 795 households, with an average of 3 people in each.

What is the median household income in Princeton Junction?

Princeton Junction has a median household income of $224,732, representing a +2.4% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Princeton Junction?

The employment rate is 93.2% in Princeton Junction, with a workforce of 1,115 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 96.1% (1,072 residents)
  • Blue-collar workers: 3.9% (43 residents)

Places of employment:
  • Self-employed: 7% (78 residents)
  • Private companies: 59.8% (667 residents)
  • Governmental workers: 8.1% (90 residents)
  • Not-for-profit companies: 25.1% (280 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025