Perth Amboy, NJ

City in Middlesex County, NJ, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

55,855

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

37.9

years ∙ half population younger than 37.9, half older

Diversity Index

29.1%

chance two random people differ in race and ethnicity

Nativity

50.7%

foreign-born population

49.3%Native

50.7% Foreign-born

Geographic Context

Location, size, and surroundings

About

Perth Amboy is a city within Middlesex County, New Jersey, United States.

Location

City in Middlesex County, NJ, US

Co-ordinates

DEC40.520160° N, 74.271331° W

DMS40° 31′ 12.58″ N, 74° 16′ 16.79″ W

Population Density & area

11,986/sq mi (4,628/km²)

Total Area

5.96 sq mi (15.44 km²)

Land Area

4.66 sq mi (12.07 km²) · 78.2%

Water Area

1.3 sq mi (3.37 km²) · 21.8%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

49.2% male

Male 49.2%

Female 50.8%

males per 100 females

Perth Amboy 97

Middlesex County 98.7

New Jersey 96.9

Nativity

50.7%

foreign-born population

49.3%Native

50.7% Foreign-born

% Foreign-born

Perth Amboy 50.7%

Middlesex County 35.4%

New Jersey 23.9%

Age Distribution

How the population is spread across age groups

Median Age

37.9

years ∙ half population younger than 37.9, half older

Perth Amboy

37.9

Middlesex County

39.5

New Jersey

40.1

Dependency ratio

55.5

dependents per 100 working-age adults

Perth Amboy 55.5

Middlesex County 60.3

New Jersey 63.9

AGE DISTRIBUTION

Distribution of age group

Median age

	Perth Amboy	Middlesex County	New Jersey
Age Group
Children (Under 18)	22.6%	21.5%	21.8%
Working age (18-64)	64.3%	62.4%	61%
Senior (65+)	13.1%	16.1%	17.2%
Dependency ratio
Total dependency ratio	55.5	60.3	63.9
Child dependency ratio	35.2	34.4	35.7
Old-age dependency ratio	20.4	25.9	28.2

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

7.9%

Black

Asian

1.2%

Hispanic

83.6%

Other

1.3%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

29.1%

chance two random people differ in race and ethnicity

Perth Amboy 29.1%

Middlesex County 72.9%

New Jersey 66.4%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Perth Amboy population

	Perth Amboy	Middlesex County	New Jersey
Hispanic or Latino	83.6%	23.6%	22.5%
Mexican	8.2%	3.3%	2.6%
Puerto Rican	15.8%	5%	5.1%
Cuban	1.2%	0.7%	1%
Other Hispanic / Latino	58.4%	14.6%	13.8%
Not Hispanic or Latino	16.4%	76.4%	77.5%
One race	15.7%	73.5%	74%
White	7.9%	37.5%	50.9%
Black or African American	6%	9.7%	12.2%
American Indian and Alaska Native	0%	0.1%	0.1%
Asian	1.2%	25.4%	10%
Native Hawaiian and Other Pacific Islander	0%	0%	0%
Some Other Race	0.5%	0.8%	0.8%
Two or more races (Multiracial)	0.7%	2.9%	3.5%

Household & Families Composition

Household size, type, and family structure

Household structure

70.6% family

Family 70.6%

Non family 29.4%

% family households

Perth Amboy 70.6%

Middlesex County 71.5%

New Jersey 67.8%

Average household size

2.91

persons per household

Perth Amboy

2.91

Middlesex County

2.75

New Jersey

2.62

Household & Family COMPOSITION

Households

Percentage of Perth Amboy population

	Perth Amboy	Middlesex County	New Jersey
Total households	19,045	307,782	3,507,701
Average houshold size	2.91	2.75	2.62
Family households	13,455	219,936	2,377,513
Average family size	3.38	3.25	3.19
Married couple family	6,839	167,975	1,746,187
Other families	6,616	51,961	631,326
Male householder	1,682	15,202	178,050
Female householder	4,934	36,759	453,276
Non-family households	5,590	87,846	1,130,188
One-person households	4,561	70,280	927,585
Male householder	2,315	30,340	394,706
Senior (65+) living alone	693	9,612	130,069
Female householder	2,246	39,940	532,879
Senior (65+) living alone	1,278	22,944	290,265
Other living arrangements	1,029	17,566	202,603

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

19,615

housing units

Perth Amboy 19,615

Middlesex County 317,979

New Jersey 3,791,354

Occupancy status

97.1% occupied

Occupied 97.1%

Vacant 2.9%

vacancy rate

Perth Amboy 2.9%

Middlesex County 3.2%

New Jersey 7.5%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

36.4%

Single family houses

36.4%

Apartments in multi-unit structures

63.1%

Mobile homes

0.4%

Boat, RV, van, etc

Median Year Built

1959

Half of houses were built before 1959, and half after.

Historic ∙ 1939 or earlier

31%

Postwar & mid-century ∙ 1940 - 1969

29.9%

Late 20th century ∙ 1970 - 1999

22.4%

Modern ∙ 2000 or later

16.7%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Perth Amboy	Middlesex County	New Jersey
Rooms per unit
Median rooms	4.6	5.5	5.7
1–3 rooms	24.1%	16.8%	16.4%
4–6 rooms	59.7%	48.1%	46.2%
7+ rooms	16.3%	35.1%	37.4%
Bedrooms
No bedroom / studio	4.7%	2.6%	3.1%
1 bedroom	16.3%	14.6%	14.1%
2 bedrooms	35.4%	27.2%	25.6%
3 bedrooms	31.9%	30.1%	31.5%
4+ bedrooms	11.7%	25.4%	25.6%
At a glance
Median year built	1959	1974	1970
Total housing units	19,615	317,979	3,791,354

Occupancy Profile

Who is inside and how they use it

Homeownership

35.4% owners

Renter-occupied 64.6%

Owner-occupied 35.4%

homeownership rate

Perth Amboy 35.4%

Middlesex County 63.6%

New Jersey 63.8%

Average household size

3.13

Owner-occupied

2.78

Renter-occupied

owner-occupied average size

Perth Amboy 3.13

Middlesex County 2.87

New Jersey 2.75

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Perth Amboy	Middlesex County	New Jersey
Total occupied units	19,045	307,782	3,507,701
Year moved in
2020 or later	22.9%	21.3%	21.2%
2010 to 2019	46.1%	38.6%	39%
2000 to 2009	16.5%	18.9%	18%
1999 or earlier	14.5%	21.1%	21.8%
Occupants per room
1.00 or fewer	90.2%	94.5%	96%
1.01 to 1.50	6.5%	3.7%	2.5%
1.51 or more	3.3%	1.8%	1.5%
Vehicles availability
No vehicles	20.9%	8%	11.1%
1 vehicle	41.5%	34.5%	35.1%
2 vehicles	24.7%	37.6%	35.5%
3 or more vehicles	12.9%	19.9%	18.3%
House heating fuel used
Gas	78%	80.4%	75.5%
Electricity	16.2%	15.3%	16.2%
Solar	0.5%	0.2%	0.2%
Fuel oil, kerosene etc	4.2%	3.1%	6.4%
All other fuels	0.4%	0.3%	0.8%
No fuel used	0.8%	0.7%	0.8%
Selected characteristics
Lacking complete plumbing	0.2%	0.3%	0.3%
Lacking complete kitchen	1.2%	0.6%	0.8%
No telephone service available	1.4%	1%	0.8%

Housing Value

What owner-occupied units are worth

Median home value

$370,600

owner-occupied units

Median value(USD)

Perth Amboy

$370,600

Middlesex County

$462,900

New Jersey

$454,400

Housing Cost Burden

47.8%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

47.8%

Owners without a mortgage

22.5%

Renters

64.4%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Perth Amboy	Middlesex County	New Jersey
Property value
Median Value	$370,600	$462,900	$454,400
Under $100,000	4.3%	3.4%	4.3%
$100,000 - $200,000	6.5%	3.2%	6.5%
$200,000 - $300,000	20.4%	8.5%	12.9%
$300,000 - $500,000	53%	43.9%	34.2%
$500,000 - $1,000,000	15.5%	37.8%	34.5%
$1,000,000 and more	0.2%	3.3%	7.6%
Owner-occupied households
With a mortgage	62.7%	63.1%	63.9%
Without a mortgage	37.3%	36.9%	36.1%
Median monthly owner costs
With a mortgage	$2,352	$2,877	$2,829
Without a mortgage	$1,056	$1,242	$1,232
Gross rent
Median rent	$1,688	$1,871	$1,720

Education Profile

How educated is the community and how education pays off

Adults with a college degree

15.7%

of adults 25+ with a bachelor's degree or higher

Perth Amboy 15.7%

Middlesex County 45.6%

New Jersey 43.6%

Adults without a high school diploma

33%

of adults (25+) without a high school diploma

Perth Amboy 33%

Middlesex County 10.8%

New Jersey 9.3%

School Enrollment

Who is enrolled in school and at what level

School enrollment

13,283

population (age 3+) enrolled in school

Nursery / Preschool

6.2%

K–12

72.9%

College / Undergraduate

17.5%

Graduate / Professional

3.4%

College-going rate (18-24 yr olds)

24.9%

of 18-24-year-olds in college or graduate school

Perth Amboy

24.9%

Middlesex County

61.3%

New Jersey

46.1%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Perth Amboy	Middlesex County	New Jersey
Total enrolled (age 3+)	13,283	226,211	2,272,695
Nursery / preschool	6.2%	6.3%	7.1%
K–12	72.9%	61.6%	66.6%
Kindergarten	5.5%	4.4%	5.2%
Elementary: Grades 1–4	20.2%	18.2%	19%
Elementary: Grades 5–8	21.8%	19.5%	20.8%
High School: Grades 9–12	25.5%	19.4%	21.6%
College or graduate school	20.8%	32.2%	26.3%
College, undergraduate	17.5%	25.1%	20%
Graduate, professional school	3.4%	7.1%	6.4%
College-going rate · 18-24 yr olds	24.9%	61.3%	46.1%
School type
Public school	89.9%	78.4%	78.9%
Private school	10.1%	21.6%	21.1%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

37,228

population 25 years and over

Total adults (25+)

Less than 9th grade

20%

9th-12th, no diploma

13%

HS graduate

27.6%

Some college no degree

17%

Associates degree

6.8%

Bachelors degree

11.1%

Graduate or professional degree

4.5%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

51.3% · 48.7%

9th-12th, no diploma

49.5% · 50.5%

HS graduate

52.9% · 47.1%

Some college no degree

42.9% · 57.1%

Associates degree

40.1% · 59.9%

Bachelors degree

48.6% · 51.4%

Graduate or professional degree

39.6% · 60.4%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Perth Amboy	Middlesex County	New Jersey
Population (25+)	37,228	601,905	6,523,202
Less than 9th grade	20%	5.5%	4.7%
9th–12th, no diploma	13%	5.3%	4.6%
High school diploma or GED	27.6%	22.8%	25.3%
Some college, no degree	17%	14.1%	15%
Associate's degree	6.8%	6.7%	6.7%
Bachelor's degree or higher	15.7%	45.6%	43.6%
Bachelor's degree	11.1%	26.2%	26.1%
Graduate or professional	4.5%	19.4%	17.6%
High School or higher	67%	89.2%	90.7%

Earnings by education level

percentage as applicable

Median Earnings

$37,061

Median earnings for adults 25+, by level

Less than HS graduate

$32,085

HS graduate

$36,155

Some college or associates

$40,866

Bachelors degree

$39,183

Graduate or professional degree

$75,417

Poverty Rate

10.1%

for ages 25+, with bachelors degree or higher

Less than HS graduate

24.4%

HS graduate

19.5%

Some college or associates

14.8%

Bachelors degree or higher

10.1%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Perth Amboy	Middlesex County	New Jersey
Median earnings
Population 25+, with earnings	$37,061	$64,998	$63,226
Less than high school graduate	$32,085	$34,914	$33,651
High school graduate (includes equivalency)	$36,155	$44,831	$42,773
Some college or associate's degree	$40,866	$55,647	$51,787
Bachelor's degree	$39,183	$83,748	$81,924
Graduate or professional degree	$75,417	$104,653	$105,179
Poverty rates
Less than high school graduate	24.4%	18.2%	21.1%
High school graduate (includes equivalency)	19.5%	10.6%	12.6%
Some college or associate's degree	14.8%	7.1%	8.1%
Bachelor's degree or higher	10.1%	3.2%	3.7%

Insights for Perth Amboy, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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