Zip code 08550: Princeton Junction, New Jersey

Q: What city is zip code 08550?

08550 is assigned to Princeton Junction, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 08550 in?

08550 is in Mercer County, New Jersey.

Q: What is the population of 08550?

About 21,067 people live in 08550, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 08550?

The median household income in 08550 is $224,213.

Q: What zip codes are near 08550?

The closest zip codes to 08550 are 08561, 08536, 08690, 08520, 08543.

Residential delivery areaMercer CountyEastern Time

Population

21,067

Median household income

$224K

U.S. $81K

Median home value

$807K

U.S. $333K

Median rent

$2,584/mo

U.S. $1,413

Median age

45.4

U.S. 38.9

Land area

19 sq mi

1,101 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 08550

08550 is a suburban zip code in Princeton Junction, New Jersey (Mercer County), covering 19 sq mi of land. About 21,067 people live here, or 1,101 per square mile. The median resident is 45.4 years old, compared with 38.9 nationally.

The median household earns $224,213 a year, about 2.8× the national median of $80,734. 2.5% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $807,200, or 3.6 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 76% of occupied homes are lived in by their owners, and renters pay a median of $2,584 a month.

86% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 43.1 minutes each way, and 42% of workers work from home; working from home is more common than any single way of commuting. The most common jobs among working residents are in management; computer and math (tech); and business and finance. 62% of households speak a language other than English at home, most often another Indo-European language such as French, German, Russian or Hindi.

How 08550 compares

Sorted from highest to lowest national percentile

Median household income$224,213
99th
StrengthU.S. $80,734 · NJ $103,55630th of 566 in NJ
Bachelor's degree or higher85.5%
99th
StrengthU.S. 35.7% · NJ 43.6%11th of 580 in NJ
Work from home42.3%
99th
U.S. 15.1% · NJ 16.8%4th of 577 in NJ
Broadband access98.6%
99th
StrengthU.S. 91% · NJ 92.8%47th of 576 in NJ
Median earnings per worker$134,984
99th
StrengthU.S. $49,666 · NJ $60,4747th of 575 in NJ
Tech workers19.8%
99th
U.S. 3.8% · NJ 4.8%5th of 578 in NJ
Per capita income$100,495
98th
StrengthU.S. $44,673 · NJ $54,25344th of 579 in NJ
Average commute43.1 min
98th
WeaknessU.S. 26.4 min · NJ 30.5 min10th of 563 in NJ
Foreign-born residents47.7%
98th
U.S. 14.1% · NJ 23.9%25th of 580 in NJ
Median gross rent$2,584
96th
U.S. $1,413 · NJ $1,72046th of 517 in NJ
Median home value$807,200
91st
U.S. $332,700 · NJ $454,40071st of 563 in NJ
Median age45.4
87th
U.S. 38.9 · NJ 40.1166th of 579 in NJ
Homeownership rate76.1%
69th
U.S. 65.2% · NJ 63.8%299th of 576 in NJ
Diversity index58.2
68th
U.S. 61.4 · NJ 66.4160th of 580 in NJ
Residents 65 and older17.8%
59th
U.S. 17.2% · NJ 17.2%291st of 580 in NJ
Residents under 1822.5%
54th
U.S. 22% · NJ 21.8%186th of 580 in NJ
Self-employed workers9.3%
50th
U.S. 10% · NJ 8.9%259th of 578 in NJ
Population density1,101/sq mi
45th
U.S. 95/sq mi · NJ 1,270/sq mi375th of 580 in NJ
Population21,067
33rd
U.S. 334,922,499 · NJ 9,343,809164th of 580 in NJ
Government workers10.8%
25th
U.S. 14.5% · NJ 14.3%454th of 578 in NJ
Income inequality (Gini)0.396
18th
StrengthU.S. 0.483 · NJ 0.478402nd of 574 in NJ
Unemployment rate2.7%
12th
StrengthU.S. 5.2% · NJ 6.3%517th of 578 in NJ
Healthcare workers5.8%
7th
U.S. 9.7% · NJ 9.2%495th of 578 in NJ
Uninsured rate2.2%
6th
StrengthU.S. 8.4% · NJ 7.5%436th of 579 in NJ
Veterans1.2%
2nd
U.S. 6.2% · NJ 3.7%544th of 580 in NJ
Housing vacancy1.6%
2nd
U.S. 10.1% · NJ 7.5%482nd of 576 in NJ
Poverty rate2.5%
1st
StrengthU.S. 12.5% · NJ 9.7%489th of 579 in NJ
Rent-burdened renters16.2%
1st
StrengthU.S. 51.1% · NJ 51.6%534th of 553 in NJ

Measure	08550	Mercer	NJ	U.S.	National percentile	Rank in NJ
Median household incomeStrength	$224,213	$100,645	$103,556	$80,734	99th	30th of 566
Bachelor's degree or higherStrength	85.5%	45.4%	43.6%	35.7%	99th	11th of 580
Work from home	42.3%	19.5%	16.8%	15.1%	99th	4th of 577
Broadband accessStrength	98.6%	91.4%	92.8%	91%	99th	47th of 576
Median earnings per workerStrength	$134,984	$56,431	$60,474	$49,666	99th	7th of 575
Tech workers	19.8%	5.8%	4.8%	3.8%	99th	5th of 578
Per capita incomeStrength	$100,495	$53,765	$54,253	$44,673	98th	44th of 579
Average commuteWeakness	43.1 min	27.1 min	30.5 min	26.4 min	98th	10th of 563
Foreign-born residents	47.7%	27%	23.9%	14.1%	98th	25th of 580
Median gross rent	$2,584	$1,623	$1,720	$1,413	96th	46th of 517
Median home value	$807,200	$377,700	$454,400	$332,700	91st	71st of 563
Median age	45.4	39.5	40.1	38.9	87th	166th of 579
Homeownership rate	76.1%	62.2%	63.8%	65.2%	69th	299th of 576
Diversity index	58.2	71.6	66.4	61.4	68th	160th of 580
Residents 65 and older	17.8%	16%	17.2%	17.2%	59th	291st of 580
Residents under 18	22.5%	22%	21.8%	22%	54th	186th of 580
Self-employed workers	9.3%	8%	8.9%	10%	50th	259th of 578
Population density	1,101/sq mi	1,719/sq mi	1,270/sq mi	95/sq mi	45th	375th of 580
Population	21,067	385,864	9,343,809	334,922,499	33rd	164th of 580
Government workers	10.8%	15.2%	14.3%	14.5%	25th	454th of 578
Income inequality (Gini)Strength	0.396	0.493	0.478	0.483	18th	402nd of 574
Unemployment rateStrength	2.7%	6.3%	6.3%	5.2%	12th	517th of 578
Healthcare workers	5.8%	6.6%	9.2%	9.7%	7th	495th of 578
Uninsured rateStrength	2.2%	7.9%	7.5%	8.4%	6th	436th of 579
Veterans	1.2%	3.4%	3.7%	6.2%	2nd	544th of 580
Housing vacancy	1.6%	4.6%	7.5%	10.1%	2nd	482nd of 576
Poverty rateStrength	2.5%	10.3%	9.7%	12.5%	1st	489th of 579
Rent-burdened rentersStrength	16.2%	50.1%	51.6%	51.1%	1st	534th of 553

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

19%

5–17

18–24

25–34

15%

35–44

19%

45–54

14%

55–64

10%

65–74

75+

Median age

45.4

Under 18

22.5%

65 and over

17.8%

Race and ethnicity

White33%
Black1%
Hispanic5%
Asian55%
Native American0.1%
Pacific Islander0%
Other0.4%
Multiracial5%

Diversity index

58.2

U.S. 61.4

Foreign-born

47.7%

U.S. 14.1%

Born in state

27.9%

Language spoken at home (households)

English only

38%

Spanish

Other Indo-European

29%

Asian / Pacific

25%

Other

Households

Households: 7,817
Average household size: 2.7
Family households: 80.2%
Married couples: 72.4%
Living alone: 18.3%
Veterans (of adults): 1.2%
Male / female: 51% / 49%

Income and poverty

Household income distribution

<$25k

$25–50k

$50–75k

$75–100k

$100–150k

$150–200k

15%

$200k+

59%

Median household income

08550

$224,213

Mercer Co.

$100,645

New Jersey

$103,556

United States

$80,734

Per capita income

$100,495

U.S. $44,673

Poverty rate

2.5%

U.S. 12.5%

Households earning $150K+

73.3%

U.S. 23%

Income inequality (Gini)

0.396

U.S. 0.483

Housing

Median home value

08550

$807,200

Mercer Co.

$377,700

New Jersey

$454,400

United States

$332,700

Median gross rent

08550

$2,584

Mercer Co.

$1,623

New Jersey

$1,720

United States

$1,413

Types of housing

Single-family

81%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 7,941
Owner-occupied: 76.1%
Vacant: 1.6%
Median year built: 1987
Median rooms: 7.7
Renters paying 30%+ of income: 16.2%
Renters paying 50%+ of income: 10.3%
Home value to income: 3.6× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

37%

Carpooled

Transit

14%

Walked

Bicycle

0.3%

Worked from home

42%

Other

Commute time (one way)

<10 min

10–19

26%

20–29

20%

30–44

11%

45–59

60+

33%

Average commute

43.1 min

U.S. 26.4 min

Unemployment

2.7%

U.S. 5.2%

In labor force

66.8%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

20%

Computer and math

20%

Business and finance

16%

Education

Engineering and science

Healthcare

Sales

Legal and social services

Office and admin

Arts, media and sports

Transportation and moving

Cleaning and personal care

Production

0.9%

Police and fire

0.4%

Food service

0.3%

Construction and repair

0.3%

Farming, fishing and forestry

Industries

Professional and technical services

24%

Finance, insurance and real estate

20%

Education

13%

Health care and social assistance

11%

Manufacturing

Retail

Information

Wholesale

Other services

Transportation, warehousing and utilities

Public administration

Admin, support and management

Arts and recreation

Restaurants and hotels

Construction

0.9%

Agriculture and mining

0.1%

Median earnings per worker

$134,984

U.S. $49,666

Self-employed

9.3%

U.S. 10%

Government workers

10.8%

U.S. 14.5%

Nonprofit workers

U.S. 8.8%

Median earnings by type of work

Type of work	08550	U.S.
Management, business, science and arts	$148,925	$74,888
Service	$29,199	$26,804
Sales and office	$55,694	$40,476
Construction and maintenance	$38,333	$49,199
Production and transportation	$45,578	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

Some college

Associate's

Bachelor's

30%

Graduate

56%

High school graduate or higher: 98.5%
Bachelor's degree or higher: 85.5%
Graduate or professional degree: 56%
Households with broadband: 98.6%
Cable, fiber or DSL: 92.5%
No internet access: 0.9%
Without health insurance: 2.2%
Limited-English households: 5.5%

Geography

City (USPS): Princeton Junction
State: New Jersey
County: Mercer County
Center point: 40.2799° N, 74.6221° W
Land area: 19 sq mi
Water area: 0.6 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Princeton Junction (unincorporated)5% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 08550

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
08561	Windsor, NJ	3.1 mi	325	—	$484,400
08536	Plainsboro, NJ	4.1 mi	20,817	$137,607	$704,100
08690	Trenton, NJ	4.2 mi	18,841	$127,339	$383,900
08520	Hightstown, NJ	4.6 mi	29,504	$118,010	$376,600
08543	Princeton, NJ · PO box	4.7 mi	—	—	—
08601	Trenton, NJ · PO box	4.7 mi	—	—	—
08602	Trenton, NJ · PO box	4.7 mi	—	—	—
08603	Trenton, NJ · PO box	4.7 mi	—	—	—
08604	Trenton, NJ · PO box	4.7 mi	—	—	—
08605	Trenton, NJ · PO box	4.7 mi	—	—	—
08606	Trenton, NJ · PO box	4.7 mi	—	—	—
08607	Trenton, NJ · PO box	4.7 mi	—	—	—

Zip codes like 08550 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 08550

What city is zip code 08550?

08550 is assigned to Princeton Junction, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 08550 in?

08550 is in Mercer County, New Jersey.

What is the population of 08550?

About 21,067 people live in 08550, according to the Census Bureau's American Community Survey.

What time zone is 08550 in?

08550 is in Eastern Time.

What is the median household income in 08550?

The median household income in 08550 is $224,213.

What zip codes are near 08550?

The closest zip codes to 08550 are 08561, 08536, 08690, 08520, 08543.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 08550, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.