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Housing in Williamstown · A strong seller's market

A typical Williamstown home is worth about $375,000

Up 2.4% in a year, 35% below the New Jersey typical home. Homes typically sell in 40 days, close to asking.

Typical home value
$375K
▲ 2.4% in a year · NJ $580K
Zillow
Median sale price
$373K
May 2026 · Redfin
Days on market
40
Slower than NJ (35)
Sale-to-list
99.4%
Homes sell near asking
Homes sold
18
in May · 35 for sale
2-bedroom rent
$1,840
a month, utilities in · HUD
Median tax bill
$6,997
NJ $9,590

What kind of housing town is Williamstown?

Read from the numbers below. The page puts what stands out first.

★ What stands out · Affordability

A typical home costs 4.2 years of income

Less than across New Jersey (5.6 years). Try your own numbers below.

You could afford about
$283,000
Typical Williamstown home $375K

That’s $91K short of a typical Williamstown home.

The typical home, each month
$2,750
Loan $1,850Tax $780Insurance $110

A two-bedroom rents for about $1,840 a month here, $910 less than owning.

Where your budget reaches nearby

An estimate, not a loan offer: payments of up to 28% of income, a 30-year fixed loan, Williamstown’s typical property tax (2.51% of value a year, from the Census) and insurance of about 0.35%. Mortgage insurance, HOA fees and other debts aren’t included.

Market temperature

A strong seller's market

Homes are selling faster than new ones are listed: less than two months of supply. Well-priced homes can draw several offers.

Seller’s marketA strong seller's marketBuyer’sSeller’s

Under ~4 months of supply favors sellers; over ~6 favors buyers.

1.9
months of supply · NJ 3.3
40
days to sell · NJ 35
99.4%
of asking price, at sale
33.3%
sold above asking
55.6%
under contract within 2 weeks
21
new listings in May

Redfin Data Center, all residential sales, May 2026.

Price trend

Up 37% in five years

About the same pace as New Jersey (35.4%).

WilliamstownNew Jersey
$150K$200K$250K$300K$350K$400K$450K$500K$550K$600K20182020202220242026
Show as a table
JanuaryWilliamstownNew Jersey
2017$201,000$317,000
2018$202,000$330,000
2019$205,000$343,000
2020$217,000$358,000
2021$244,000$394,000
2022$286,000$441,000
2023$310,000$471,000
2024$341,000$511,000
2025$361,000$551,000
2026$370,000$568,000
August 2026$375,000$580,000
Then & now

A typical Williamstown home worth $201K in September 2016 is worth about $375K today.

+$174K
+2.4%
past year
+37%
past 5 years
+86.7%
since 2016

Zillow Home Value Index: the typical value of all homes (middle third), smoothed and seasonally adjusted, through August 2026.

Renting

A two-bedroom rents for about $1,840

Renters already here pay a median of $1,266, so moving in tends to cost more than staying put.

Fair Market Rent a month, utilities included

Studio$1,410
1 bedroom$1,540
2 bedrooms$1,840
3 bedrooms$2,220
4 bedrooms$2,480
18%
of households rent · NJ 36%
1,044
renter households
47%
of renters spend 30%+ of income on rent · NJ 52%
25%
of the median income, for a two-bedroom
$1,266
median rent paid today · Census

U.S. Department of Housing and Urban Development, Fair Market Rents by ZIP code (Atlantic City-Hammonton, NJ HUD Metro FMR Area): the 40th-percentile rent plus utilities for a standard unit. Median rent and renters: U.S. Census Bureau, American Community Survey.

The homes

82% of Williamstown households own their home

Half of Williamstown’s homes were built before 1981.

Owners and renters
Own 82%Rent 18%

New Jersey: 64% own.

1981
typical home built · NJ 1970
$6,997
median property tax bill · NJ $9,590
2.51%
of a home’s value, a year in tax · NJ 2.11%

U.S. Census Bureau, American Community Survey 2020-2024.

Next door

Williamstown vs. its neighbors

Williamstown is the 2nd priciest of 4 neighboring towns. Tap one to see its housing page.

Compare more
TownTypical value1-yr change2-bed rentNew homes 2025Median income
Williamstown$375K+2.4%$1,840—$89,414
Winslow$273K*+5.1%†$1,860169$99,093
Monroe$283K*+5.8%†$1,840209$96,980
Sicklerville$383K+3%$2,010—$105,602

Typical value: Zillow Home Value Index; * Census median home value where Zillow has none. † FHFA price index change where Zillow has none. Rent: HUD Fair Market Rent. New homes: Census building permits.

Neighbors talk housing

What Williamstown buyers, sellers and renters are saying.

Town Square →
Weigh in
The data says Williamstown is a strong seller's market. Is that what you’re seeing?

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Start the conversation

Home values: Zillow Home Value Index (ZHVI), Zillow Research, August 2026. Sales, days on market and supply: Redfin Data Center, May 2026. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. Fair Market Rents: U.S. Department of Housing and Urban Development. Listings link to their publishers. The calculator is an estimate, not a loan offer.

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