Housing data for Williamstown, PA

Williamstown, PA has an estimated 1,345 residents and 638 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a borough in Dauphin County.

37.4% of households rent.

The median gross rent is $888 a month.

Figures last updated on .

Residents
1,345 (±155)
Housing units
638 (±62)
Households that rent
37.4%
Median gross rent
$888
Residents since 2015–2019
+9.0%

What stands out in Williamstown

Homes heated by fuel oil: 54.9% (±7.6 points) in Williamstown, higher than in Dauphin County (15.5%).

Median home value: $100,700 (±$7,123) in Williamstown, lower than in Dauphin County ($236,400).

Median real estate taxes: $1,339 (±$132) in Williamstown, lower than in Dauphin County ($3,198).

Homes in buildings of 5 or more units: 7.1% (±8.5 points) in Williamstown, lower than in Dauphin County (17.4%).

Housing in Williamstown at a glance

Williamstown against Dauphin County, its state and the nation

Estimate (90% margin of error)
WilliamstownDauphin CountyPennsylvaniaUnited States
Residents1,345 (±155)289,593 (exact)13,018,639 (exact)334,922,499
Housing units638 (±62)127,828 (±159)5,806,452 (±672)143,775,355
Households that rent37.4% (±8.3 points)36.9% (±0.9 points)30.7% (±0.2 points)34.8%
Median gross rent$888 (±$91)$1,217 (±$26)$1,209 (±$5)$1,413
Median household income$61,757 (±$3,461)$76,242 (±$1,935)$77,971 (±$342)$80,734
Median home value$100,700 (±$7,123)$236,400 (±$3,814)$254,500 (±$767)$332,700
Median real estate taxes (a year)$1,339 (±$132)$3,198 (±$61)$3,311 (±$12)$3,119
Built before 198096.9% (±11.7 points)61.8% (±1.7 points)67.3% (±0.2 points)49.7%
Average commute31.7 minutes (±3.7)21.5 minutes (±0.5)26.3 minutes (±0.1)26.4 minutes
Households with broadband86.7% (±6.4 points)90.3% (±0.8 points)89.7% (±0.1 points)91.0%
Median age of residents36.1 years (±4.8)39.4 years (±0.3)40.9 years (±0.2)38.9 years

Williamstown covers 0.3 square miles of land, about 5,193 residents per square mile (Census Bureau Gazetteer).

How Williamstown has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents1,234 (±134)1,345 (±155)+9.0%Not a measurable change
Housing units664 (±48)638 (±62)−3.9%Not a measurable change
Median gross rent$658 (±$89)$888 (±$91)+35.0%No measurable change after inflation
Median home value$72,600 (±$6,156)$100,700 (±$7,123)+38.7%Up after inflation
Median household income$47,679 (±$5,040)$61,757 (±$3,461)+29.5%No measurable change after inflation
Median owner cost with a mortgage$882 (±$61)$1,161 (±$74)+31.6%No measurable change after inflation
Median real estate taxes$1,191 (±$109)$1,339 (±$132)+12.4%No measurable change after inflation
Households that rent33.7% (±6.0 points)37.4% (±8.3 points)+3.7 percentage pointsNot a measurable change
Rental vacancy rate4.8% (±6.8 points)0.0% (±14.1 points)−4.8 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Dauphin County

Williamstown has no police department of its own in the FBI’s figures, so this is the figure for Dauphin County as a whole.

In 2025, the police departments that report for Dauphin County recorded 250 violent and 1,087 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

Places near Williamstown

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Williams Township (Dauphin County)1.0 mi—$152,00014.2%
Tower City3.4 mi$963$114,80025.6%
Hubley Township4.1 mi$852$174,70018.0%
Wiconisco Township4.3 mi$890$116,70013.4%
Lykens4.4 mi$804$107,30038.5%
Rush Township (Dauphin County)4.5 mi$1,125$259,6006.5%
Gratz5.5 mi$768$147,30060.5%
Porter Township (Schuylkill County)5.7 mi$718$163,60016.5%

Places in Pennsylvania most like Williamstown

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Coaldale (Schuylkill County)$843$83,100$59,25031.2%
Lykens$804$107,300$73,31838.5%
Big Run$825$107,700$60,62529.9%
Monongahela$818$114,300$59,86130.9%
Petersburg$850$126,700$66,25034.6%
Point Marion$946$88,800$60,29835.8%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Pennsylvania.

HUD Fair Market Rent for Williamstown, fiscal year 2027

Harrisburg-Carlisle, PA MSA, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$1,166$1,285$1,598$2,055$2,100

HUD income limits for Williamstown, fiscal year 2026

Harrisburg-Carlisle, PA MSA, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$23,000$38,300$61,250
2 people$26,250$43,750$70,000
3 people$29,550$49,200$78,750
4 people$33,000$54,650$87,450
5 people$38,680$59,050$94,450
6 people$44,360$63,400$101,450
7 people$50,040$67,800$108,450
8 people$55,720$72,150$115,450

These are the limits HUD sets for its housing programs in the Harrisburg-Carlisle, PA MSA, where HUD’s median family income for fiscal year 2026 is $109,300.

A program can use its own limits; tax-credit and local programs often do.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Williamstown

What is the average rent in Williamstown, PA?

The Census Bureau publishes the median rather than the average: the median gross rent in Williamstown is $888 (±$91) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How much is a one-bedroom apartment in Williamstown?

The median gross rent for a one-bedroom home in Williamstown, PA is $678 (±$55) a month (2020–2024 American Community Survey).

Are renters in Williamstown rent-burdened?

38.4% of renting households in Williamstown pay 30% or more of their income in gross rent, the share housing researchers usually call rent-burdened (2020–2024 American Community Survey).

How many renters are there in Williamstown?

Williamstown has an estimated 214 (±57) renting households, 37.4% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in Williamstown?

The median household income in Williamstown is $61,757 (±$3,461) a year (2020–2024 American Community Survey).

What is the average home value in Williamstown, PA?

The Census Bureau publishes the median: $100,700 (±$7,123) for owner-occupied homes in Williamstown (2020–2024 American Community Survey).

Is Williamstown growing?

In Williamstown, the number of residents went from 1,234 in 2015–2019 to 1,345 in 2020–2024 (+9.0%), not a measurable change.

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Williamstown borough, Pennsylvania (place:85320, in state:42).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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