United States › New Jersey › Williamstown CITY
Williamstown New Jersey · 14,705 residents · 7.42 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS
The short version
Williamstown is a city of 14,705 people in New Jersey. Owners hold 82% of the housing stock. 4% of locals were born outside the United States. At a median age of 42.7, this is an older place than the country as a whole. Growth has run 24% since 2000, or 2,893 more people. Density works out to 1,982 people per square mile.
At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 42.7
US median: 38.9
Less educated
30% hold a bachelor's degree
US average: 36%
Less affordable
home values up 36%, inflation adjusted
US median home: $376,019
Section 01
Population & growth 1,982 / sq mi
+18%since 2009
from 1,677 / sq mi in 2009
US average: 281
from 36.8 in 2000
US average: 38.9
Population, 1990 – 2024
10K 12K 13K 15K 16K 1990 2000 2010 2020 2024 Williamstown Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $89,414
+11%inflation adjusted, since 2000
from $44,200 in 2000
US average: $82,259
from $19,112 in 2000
US average: $44,673
Households earning $100K+
from 37.6% in 2009
US average: 53.3%
from 7.5% in 2000
US average: 12.5%
from 0.414 in 2010
US average: 0.476
Workforce by industry, 2024
Professional, scientific, technical 8.3%
Transportation & warehousing 2.3%
Education & health services 1.8%
Arts, entertainment, food 1.3%
Agriculture, forestry, fishing 0.8%
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$278,600
+36%inflation adjusted, since 2000
from $112,300 in 2000
US average: $376,019
$1,266
+16%inflation adjusted, since 2000
from $599 in 2000
US average: $1,442
from 73.1% in 2000
18.3% rent
from 7.2% in 2009
US average: 10.0%
from 2.69 people in 2009
US average: 2.54
from 42.5% in 2009
US average: 22.9%
from 48.2% in 2009
US average: 47.4%
from 3.7 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 84.3%(9,954)
Hispanic / Latino 2.9%(339)
2024
White, non-Hispanic 76.8%(11,299)
Hispanic / Latino 5.5%(805)
from 36 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 18 more ancestry groups with data from 13.2% in 2000
US average: 35.6%
High school or higher
from 79.6% in 2000
US average: 89.6%
from 2.4% in 2000
US average: 14.0%
Section 06
Commute & transportation from 22.1 min in 2000
US average: 26.5
from 84.1% in 2009
US average: 68.9%
from 9.6% in 2009
US average: 8.5%
from 1.7% in 2009
US average: 3.2%
from 3.4% in 2009
US average: 15.0%
from 0.7% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 8.0% in 2009
US average: 8.3%
Section 07
Work & employment from 8.5% in 2011
US average: 5.2%
from 68.8% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 72.0% in 2020
US average: 74.6%
from 15.1% in 2009
US average: 13.1%
from 31.6% in 2009
US average: 42.5%
Section 08
People & community from 5.1% in 2009
US average: 14.1%
from 11.7% in 2009
US average: 6.2%
from 13.6% in 2012
US average: 13.3%
from 11.1% in 2013
US average: 8.4%
from 82.5% in 2017
US average: 91.0%
Computer in household
from 92.5% in 2020
US average: 95.5%
from 93.5% in 2020
US average: 87.7%
from 93.0% in 2016
US average: 77.7%
from 3.8% in 2016
US average: 13.6%
Marital status
Men 15+
Never married 32.2%(1,826)
Women 15+
Never married 34.1%(2,358)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 11.1% in 2013
US average: 8.4%
from 64.8% in 2020
US average: 54.8%
Direct-purchase
from 14.2% in 2020
US average: 13.8%
from 19.2% in 2020
US average: 18.4%
from 10.9% in 2020
US average: 20.9%
VA health care
from 2.2% in 2020
US average: 2.2%
Any private
from 78.7% in 2020
US average: 67.1%
Any public
from 29.3% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 18.2%(132)
Gulf War (1990s) 12.2%(88)
Share of the 724 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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Frequently asked
How many people live in Williamstown, New Jersey? Williamstown, New Jersey has about 14,705 residents according to the 2024 American Community Survey.
What is the median household income in Williamstown, New Jersey? The typical household in Williamstown, New Jersey earns about $89,414 a year. Half of households make more than that, and half make less.
Is Williamstown, New Jersey expensive? In Williamstown, New Jersey, the median home is worth about $278,600, and the typical rent is about $1,266 a month.
How educated are people in Williamstown, New Jersey? About 29.6% of adults age 25 and over in Williamstown, New Jersey hold a bachelor's degree or higher.
What is the poverty rate in Williamstown, New Jersey? About 8.3% of people in Williamstown, New Jersey live below the federal poverty line.
Has Williamstown, New Jersey grown since 1990? Yes, Williamstown, New Jersey has grown since 1990. The population has added about 3,814 residents, a change of about 35 percent over that period.
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