Williamstown is a city in Grant County, Kentucky, home to about 3,945 people across 17 square miles. Its ZIP code is 41097.
Homes sold for a median of $175 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Williamstown. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Williamstown’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Cincinnati Northern Kentucky International Airport (CVG)29 miles away |
|---|---|
| Nearest city of 250,000+ | Cincinnati, OH35 miles away |
| Nearest city of 1 million+ | Chicago, IL276 miles away |
Straight-line distances from the center of Williamstown; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Williamstown had 3,894 residents in the 2020 census, up 21% since 2000.
It’s the 105th largest of 553 towns in Kentucky by population.
Grant County grew from 13,239 residents in 1900 to 24,941 in 2020.
Grant County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 25°F. About 45.9 inches of rain and melted snow fall in a typical year, with about 16 inches of snow.
Source: NOAA 1991–2020 climate normals, Williamstown, KY weather station (about a mile away).
5,117 jobs at 386 businesses in Grant County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
30 doctors and other health care providers list an office in Williamstown.
Nearest hospitals
Providers with an office here
| Primary care doctors | 4 |
|---|---|
| Nurse practitioners and physician assistants | 7 |
| Mental health providers | 11 |
| Physical and occupational therapists | 6 |
| Chiropractors | 2 |
| Pharmacies | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (1 nearby)
Grocery stores
Pharmacies
Libraries (1 nearby)
Museums (2 nearby)
Theaters and performance venues (1 nearby)
Counts are within about 3 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Grant County, Williamstown Independent. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mason-Corinth ElementaryWilliamstown | Pre-K–5 | 299 | Public | 2.3 mi |
| Williamstown Head Start PreschoolWilliamstown | Pre-K | 90 | Public | 1.3 mi |
| Williamstown ElementaryWilliamstown | K–5 | 397 | Public | 1.3 mi |
| Williamstown Jr. HighWilliamstown | 6–8 | 172 | Public | 1.3 mi |
| Williamstown Sr. HighWilliamstown | 9–12 | 200 | Public | 1.3 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.