Williamstown, New Jersey Population 2024

14,637

Williamstown Demographics

According to the most recent ACS, the racial composition of Williamstown was:

  • White: 81.69%
  • Black or African American: 10.79%
  • Two or more races: 5.9%
  • Asian: 1.29%
  • Other race: 0.24%
  • Native American: 0.11%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
7.4 sq mi
Density (mi²)
1,972.30/sq mi
Growth Since 2020
3.36% (476)
The current population of Williamstown, New Jersey is 14,637 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 14,161.

Population by Race

Race
Population
Percentage (of total)
White12,06581.69%
Black or African American1,59310.79%
Two or more races8715.9%
Asian1901.29%
Other race350.24%
Native American160.11%
Native Hawaiian or Pacific Islander00%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Williamstown Population by Race

Williamstown Population Pyramid 2024

Williamstown Median Age

39.9

Total

40

Male

39.8

Female

Williamstown Adults

There are 11,603 adults, (2,528 of whom are seniors) in Williamstown.

Williamstown Age Dependency

62.8

Age Dependency Ratio

27.9

Old Age Dependency Ratio

34.9

Child Dependency Ratio

Williamstown Sex Ratio

Female8,14855.17%
Male6,62244.83%

Williamstown Population by Age

Williamstown Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5,5852.6282.717.3
Married2,9873.395.34.7
Non Family1,7961.0862.637.4
Female4663.5166.533.5
Male3363.521000

3.26

Average Family Size

2.62

Average Household Size

82.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Williamstown Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade4033.91%
Associates Degree1,21111.75%
Bachelors Degree1,94018.82%
Graduate Degree7637.4%
High School Graduate3,54334.38%
Less Than 9th Grade1031%
Some College2,34322.73%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Williamstown Educational Attainment by Sex (over 25)

Williamstown Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White8,3557,9492,098
Black1,1781,109511
Hispanic399376105
2+ Races33832517
Asian16016041
Other Race35290
Native American16160

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among black people with a rate of 43.38%.

Williamstown Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$74,679$95,756$73,438
Graduate Degree$83,721$127,045$82,558
High School Graduate$45,956$47,327$37,884
Less Than 9th Grade$43,478$61,277$0
Overall$61,799$73,054$54,177
Some College$62,215$83,735$55,677

$61,799

Average Earnings

$73,054

Average Male

$54,177

Average Female

Williamstown Earnings by Educational Attainment

Williamstown Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Williamstown Language

93.93% of Williamstown residents speak only English, while 6.07% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.38% of the population.

Williamstown Language

Williamstown Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White11,5086405.56%
Hispanic734729.81%
Multiple866697.97%
Black1,564603.84%
Other2929100%
Asian1902613.68%
Native161275%

5.93%

Overall Poverty Rate

3.67%

Male Poverty Rate

7.77%

Female Poverty Rate

Poverty in Williamstown

The race most likely to be in poverty in Williamstown is Other, with 100% below the poverty level.

The race least likely to be in poverty in Williamstown is Black, with 3.84% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.11%. Among those working part-time, it was 5.33%, and for those that did not work, the poverty rate was 16.6%.

Williamstown Poverty

rate

Rate
Poverty
Less Than 9th Grade29.26%
High School9.46%
Some College4.07%
Bachelors or Greater0.59%

Williamstown Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed27.88%
Female Unemployed22.66%
Female Employed1.35%
Male Employed0.66%

Williamstown Poverty Rate by Employment Status and Sex

Williamstown Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$114,044$130,999
Households$89,567$105,697
Married Families$121,016$-999,999,999
Non Families$46,343$49,369

mean

median

Income by Household Type

Williamstown Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

51.1%

Overall Marriage Rate

59.0%

Male Marriage Rate

44.7%

Female Marriage Rate

Williamstown Married by Age and Sex

male

female

Williamstown Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Williamstown Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Williamstown Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

965

Number of Veterans

874

Male Veterans

91

Female Veterans

War
Veterans
Vietnam376
Second Gulf War266
First Gulf War230
Korea45
World War II0

Williamstown Veterans by War

count

Age Group
Veterans
35 to 54315
65 to 74306
55 to 64192
75+143
18 to 349

Williamstown Veterans by Age

count

Name
Veterans
% of Total
White8278.57%
Black1269.22%
Hispanic214.63%
Native American1275%

Williamstown Veterans by Race

Williamstown Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.65%

Veteran Poverty Rate

24.84%

Veteran Disability Rate

Williamstown Veterans by Education

LaborForceParticipation

65.1%

Labor Force Participation

61.2%

Employment Rate

5.7%

Unemployment Rate

Williamstown Employment by Age

LaborForceParticipation

Williamstown Employment by Race

LaborForceParticipation

Williamstown Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

66.88%

Born in Williamstown

96.34%

Native Born

3.66%

Foreign Born

1%

Non Citizen

2.65%

Naturalized

Place of Birth

96.34% of Williamstown residents were born in the United States, with 66.88% having been born in New Jersey. 1% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Williamstown Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202414,637-67-0.46%
202314,704-66-0.45%
202214,770-177-1.18%
202114,9477865.55%
202014,161-480-3.28%
201914,641-321-2.15%
201814,962-229-1.51%
201715,191210.14%
201615,170-369-2.37%
201515,5391140.74%
201415,42520.01%
201315,4231671.09%
201215,2566684.58%
201114,588-979-6.29%
201015,56700%

Williamstown Population by Year