Williamstown is a town in Oswego County, New York, United States. The population was 1,277 at the 2010 census. The Town of Williamstown is on the county's eastern boundary.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

ZIP code13493

Area code315

Living in Williamstown

Housing in Williamstown

$168K Median sale price · Redfin, May 2026

The median sale price was $168,000 in May 2026.

Zillow Home Value Index · Redfin Data CenterHousing market →

Health in Williamstown

C⁻

Health Grade C−

Healthier than 22% of U.S. towns on seven CDC estimates.

Compared with New York

17worse than NY

of 32 measures CDC estimates. The other 15 are too close to call.

Conditions 10▼ 2 close Habits 2▼ 2 close Care 2▼ 5 close Mind 3▼ 2 close Everyday needs all close

BetterToo close to callWorse

What stands out

19.3%More smokersNY 11.3% · worse 9.5%More adults with COPDNY 6% · worse 17.6%More older adults who have lost all their teethNY 12.8% · worse

Care nearby

Rome Memorial HospitalRome · 27.2 mi · ER

Northern Oswego County Health ServicesPulaski · 14.1 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 13493, 13302 · CMS · HRSAHealth in Williamstown →

Natural hazards in Williamstown

Moderate

Expected storm and flood damage is higher than in 52% of U.S. communities.

🌊 Inland flooding

0Does Williamstown flood?no paid flood claims on record 3Disasters that paid out herefederal disasters sent FEMA money to Williamstown MapWilliamstown vs. its neighborsnearby towns shaded by rating

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Williamstown →

Williamstown’s library

Library details →

Williamstown Library2877 County Route 17n

Fine-freeE-books23 hrs a week

How busy is it?Busier than mostvs. similar-size libraries, by visits per residentCompare →What’s on for kids?63 programsa year for ages 0–11Programs →Late fees?Nonethis library is fine-freePerks →

IMLS Public Libraries Survey · FY2024Williamstown Library →

Famous people from WilliamstownWriters, athletes, leaders and more who were born in Williamstown.Meet them →

Where Williamstown is

Explore map →

Locator map of Williamstown — Wikimedia Commons · Map: Rcsprinter123 · CC BY 3.0

Location map

New York · NY · Oswego CountyTown boundary on OpenStreetMap →

How things work in Williamstown

All explainers →

No one has written Williamstown’s explainers yetKnow how one of these works here? Each explainer earns +10 karma.

Town hall & decisionsTrash, recycling & yard wasteUtilities & servicesStreets, parking & getting aroundSafety & preparednessSchools & learningParks, sports & recreationHealth & emergency care

Williamstown

Now in Williamstown

What’s happening

Weather

Upcoming events

Local news

Around town

The Williamstown album

Outdoors in Williamstown

Williamstown (Township), 1867

Know Williamstown

About Williamstown