Hazlet Township, NJ

Township in Monmouth County, NJ, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

20,470

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

Median Age

43.8

years ∙ half population younger than 43.8, half older

Diversity Index

37.1%

chance two random people differ in race and ethnicity

Nativity

foreign-born population

92%Native

8% Foreign-born

Geographic Context

Location, size, and surroundings

About

Hazlet Township is a township in Monmouth County, New Jersey, United States.

Location

Township in Monmouth County, NJ, US

Co-ordinates

DEC40.425627° N, 74.168690° W

DMS40° 25′ 32.26″ N, 74° 10′ 07.28″ W

Population Density & area

3,675/sq mi (1,420/km²)

Total Area

5.67 sq mi (14.68 km²)

Land Area

5.57 sq mi (14.42 km²) · 98.2%

Water Area

0.1 sq mi (0.26 km²) · 1.8%

Demographics & Living

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

Population Composition

Key characteristics of the population

Sex Distribution

48% male

Male 48%

Female 52%

males per 100 females

Hazlet Township 92.4

Monmouth County 96.2

New Jersey 96.9

Nativity

foreign-born population

92%Native

8% Foreign-born

% Foreign-born

Hazlet Township 8%

Monmouth County 13.6%

New Jersey 23.9%

Age Distribution

How the population is spread across age groups

Median Age

43.8

years ∙ half population younger than 43.8, half older

Hazlet Township

43.8

Monmouth County

43.2

New Jersey

40.1

Dependency ratio

63.9

dependents per 100 working-age adults

Hazlet Township 63.9

Monmouth County 66.7

New Jersey 63.9

AGE DISTRIBUTION

Distribution of age group

Median age

	Hazlet Township	Monmouth County	New Jersey
Age Group
Children (Under 18)	19.2%	20.9%	21.8%
Working age (18-64)	61%	60%	61%
Senior (65+)	19.8%	19.1%	17.2%
Dependency ratio
Total dependency ratio	63.9	66.7	63.9
Child dependency ratio	31.4	34.8	35.7
Old-age dependency ratio	32.5	31.9	28.2

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

77.7%

Black

0.9%

Asian

Hispanic

15.5%

Other

3.9%

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

37.1%

chance two random people differ in race and ethnicity

Hazlet Township 37.1%

Monmouth County 46.4%

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 Hazlet Township population

	Hazlet Township	Monmouth County	New Jersey
Hispanic or Latino	15.5%	12.9%	22.5%
Mexican	2.5%	3.3%	2.6%
Puerto Rican	6.9%	3.5%	5.1%
Cuban	1.8%	0.8%	1%
Other Hispanic / Latino	4.4%	5.3%	13.8%
Not Hispanic or Latino	84.5%	87.1%	77.5%
One race	81.5%	83.5%	74%
White	77.7%	71.5%	50.9%
Black or African American	0.9%	5.8%	12.2%
American Indian and Alaska Native	0%	0%	0.1%
Asian	2%	5.4%	10%
Native Hawaiian and Other Pacific Islander	0%	0%	0%
Some Other Race	0.8%	0.8%	0.8%
Two or more races (Multiracial)	3%	3.6%	3.5%

Household & Families Composition

Household size, type, and family structure

Household structure

73% family

Family 73%

Non family 27%

% family households

Hazlet Township 73%

Monmouth County 68.2%

New Jersey 67.8%

Average household size

2.63

persons per household

Hazlet Township

2.63

Monmouth County

2.54

New Jersey

2.62

Household & Family COMPOSITION

Households

Percentage of Hazlet Township population

	Hazlet Township	Monmouth County	New Jersey
Total households	7,729	251,712	3,507,701
Average houshold size	2.63	2.54	2.62
Family households	5,645	171,653	2,377,513
Average family size	3.1	3.1	3.19
Married couple family	4,470	138,057	1,746,187
Other families	1,175	33,596	631,326
Male householder	116	9,795	178,050
Female householder	1,059	23,801	453,276
Non-family households	2,084	80,059	1,130,188
One-person households	1,688	66,519	927,585
Male householder	583	26,455	394,706
Senior (65+) living alone	384	10,036	130,069
Female householder	1,105	40,064	532,879
Senior (65+) living alone	787	23,636	290,265
Other living arrangements	396	13,540	202,603

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

7,957

housing units

Hazlet Township 7,957

Monmouth County 270,415

New Jersey 3,791,354

Occupancy status

97.1% occupied

Occupied 97.1%

Vacant 2.9%

vacancy rate

Hazlet Township 2.9%

Monmouth County 6.9%

New Jersey 7.5%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

85.4%

Single family houses

85.4%

Apartments in multi-unit structures

6.9%

Mobile homes

7.7%

Boat, RV, van, etc

Median Year Built

1965

Half of houses were built before 1965, and half after.

Historic ∙ 1939 or earlier

5.3%

Postwar & mid-century ∙ 1940 - 1969

55.5%

Late 20th century ∙ 1970 - 1999

32.7%

Modern ∙ 2000 or later

6.5%

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

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Hazlet Township	Monmouth County	New Jersey
Rooms per unit
Median rooms	6.8	6.4	5.7
1–3 rooms	6.1%	12.1%	16.4%
4–6 rooms	38.3%	39.7%	46.2%
7+ rooms	55.7%	48.2%	37.4%
Bedrooms
No bedroom / studio	0.7%	1.8%	3.1%
1 bedroom	5.2%	12.2%	14.1%
2 bedrooms	15.8%	21.4%	25.6%
3 bedrooms	38.3%	28.8%	31.5%
4+ bedrooms	40.1%	35.8%	25.6%
At a glance
Median year built	1965	1975	1970
Total housing units	7,957	270,415	3,791,354

Occupancy Profile

Who is inside and how they use it

Homeownership

88.9% owners

Renter-occupied 11.1%

Owner-occupied 88.9%

homeownership rate

Hazlet Township 88.9%

Monmouth County 75.6%

New Jersey 63.8%

Average household size

2.73

Owner-occupied

1.76

Renter-occupied

owner-occupied average size

Hazlet Township 2.73

Monmouth County 2.68

New Jersey 2.75

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Hazlet Township	Monmouth County	New Jersey
Total occupied units	7,729	251,712	3,507,701
Year moved in
2020 or later	16%	18.6%	21.2%
2010 to 2019	27.8%	38.5%	39%
2000 to 2009	21.1%	17.9%	18%
1999 or earlier	35.1%	25%	21.8%
Occupants per room
1.00 or fewer	99.8%	98.1%	96%
1.01 to 1.50	0.2%	1.2%	2.5%
1.51 or more	0%	0.7%	1.5%
Vehicles availability
No vehicles	6.8%	6.4%	11.1%
1 vehicle	25.7%	30.3%	35.1%
2 vehicles	45.4%	40.6%	35.5%
3 or more vehicles	22.2%	22.7%	18.3%
House heating fuel used
Gas	88.6%	82.5%	75.5%
Electricity	8.2%	12.9%	16.2%
Solar	0.6%	0.2%	0.2%
Fuel oil, kerosene etc	2.5%	3.2%	6.4%
All other fuels	0%	0.5%	0.8%
No fuel used	0%	0.5%	0.8%
Selected characteristics
Lacking complete plumbing	0.7%	0.2%	0.3%
Lacking complete kitchen	0.7%	0.7%	0.8%
No telephone service available	0.3%	0.7%	0.8%

Housing Value

What owner-occupied units are worth

Median home value

$465,900

owner-occupied units

Median value(USD)

Hazlet Township

$465,900

Monmouth County

$606,100

New Jersey

$454,400

Housing Cost Burden

34.9%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

34.9%

Owners without a mortgage

21.7%

Renters

52.4%

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

	Hazlet Township	Monmouth County	New Jersey
Property value
Median Value	$465,900	$606,100	$454,400
Under $100,000	7.7%	3.1%	4.3%
$100,000 - $200,000	1.2%	2.2%	6.5%
$200,000 - $300,000	3%	4.7%	12.9%
$300,000 - $500,000	49.1%	26.7%	34.2%
$500,000 - $1,000,000	38.3%	49.2%	34.5%
$1,000,000 and more	0.6%	14.1%	7.6%
Owner-occupied households
With a mortgage	65.9%	64%	63.9%
Without a mortgage	34.1%	36%	36.1%
Median monthly owner costs
With a mortgage	$2,797	$3,070	$2,829
Without a mortgage	$1,246	$1,342	$1,232
Gross rent
Median rent	$1,400	$1,827	$1,720

Education Profile

How educated is the community and how education pays off

Adults with a college degree

30.1%

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

Hazlet Township 30.1%

Monmouth County 51.3%

New Jersey 43.6%

Adults without a high school diploma

7.1%

of adults (25+) without a high school diploma

Hazlet Township 7.1%

Monmouth County 5.8%

New Jersey 9.3%

School Enrollment

Who is enrolled in school and at what level

School enrollment

4,460

population (age 3+) enrolled in school

Nursery / Preschool

9.6%

K–12

64.5%

College / Undergraduate

19.5%

Graduate / Professional

6.4%

College-going rate (18-24 yr olds)

41.6%

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

Hazlet Township

41.6%

Monmouth County

46%

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

	Hazlet Township	Monmouth County	New Jersey
Total enrolled (age 3+)	4,460	152,318	2,272,695
Nursery / preschool	9.6%	7.3%	7.1%
K–12	64.5%	68%	66.6%
Kindergarten	5.9%	4.8%	5.2%
Elementary: Grades 1–4	15.7%	18.3%	19%
Elementary: Grades 5–8	18%	20.3%	20.8%
High School: Grades 9–12	25%	24.5%	21.6%
College or graduate school	25.9%	24.7%	26.3%
College, undergraduate	19.5%	18.7%	20%
Graduate, professional school	6.4%	6%	6.4%
College-going rate · 18-24 yr olds	41.6%	46%	46.1%
School type
Public school	88.1%	78.2%	78.9%
Private school	11.9%	21.8%	21.1%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

14,937

population 25 years and over

Total adults (25+)

Less than 9th grade

2.4%

9th-12th, no diploma

4.7%

HS graduate

34.6%

Some college no degree

17.3%

Associates degree

10.7%

Bachelors degree

19.7%

Graduate or professional degree

10.4%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

34.7% · 65.3%

9th-12th, no diploma

37.5% · 62.5%

HS graduate

45.9% · 54.1%

Some college no degree

54% · 46%

Associates degree

49.5% · 50.5%

Bachelors degree

47.5% · 52.5%

Graduate or professional degree

31.2% · 68.8%

Educational Attainment Overview

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

Highest credential completed · adults 25+

	Hazlet Township	Monmouth County	New Jersey
Population (25+)	14,937	458,044	6,523,202
Less than 9th grade	2.4%	2.5%	4.7%
9th–12th, no diploma	4.7%	3.3%	4.6%
High school diploma or GED	34.6%	21%	25.3%
Some college, no degree	17.3%	14.7%	15%
Associate's degree	10.7%	7.1%	6.7%
Bachelor's degree or higher	30.1%	51.3%	43.6%
Bachelor's degree	19.7%	31.3%	26.1%
Graduate or professional	10.4%	20%	17.6%
High School or higher	92.8%	94.2%	90.7%

Earnings by education level

percentage as applicable

Median Earnings

$72,946

Median earnings for adults 25+, by level

Less than HS graduate

$52,375

HS graduate

$51,507

Some college or associates

$63,690

Bachelors degree

$90,497

Graduate or professional degree

$89,877

Poverty Rate

for ages 25+, with bachelors degree or higher

Less than HS graduate

21.5%

HS graduate

5.3%

Some college or associates

1.3%

Bachelors degree or higher

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Hazlet Township	Monmouth County	New Jersey
Median earnings
Population 25+, with earnings	$72,946	$75,260	$63,226
Less than high school graduate	$52,375	$35,115	$33,651
High school graduate (includes equivalency)	$51,507	$47,478	$42,773
Some college or associate's degree	$63,690	$56,643	$51,787
Bachelor's degree	$90,497	$92,341	$81,924
Graduate or professional degree	$89,877	$106,724	$105,179
Poverty rates
Less than high school graduate	21.5%	19.9%	21.1%
High school graduate (includes equivalency)	5.3%	10%	12.6%
Some college or associate's degree	1.3%	6.2%	8.1%
Bachelor's degree or higher	2%	3%	3.7%

Insights for Hazlet Township, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

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