Williamstown, Kentucky

Williamstown, Kentucky
Main Street in Williamstown
Location of Williamstown in Grant County, Kentucky.
Coordinates: 38°38′30″N 84°34′03″W / 38.64167°N 84.56750°W / 38.64167; -84.56750
CountryUnited States
StateKentucky
CountiesGrant, Pendleton
Area
 • Total
17.24 sq mi (44.64 km2)
 • Land16.71 sq mi (43.27 km2)
 • Water0.53 sq mi (1.37 km2)
Elevation
899 ft (274 m)
Population
 (2020)
 • Total
3,894
 • Estimate 
(2024)
3,971
 • Density233.1/sq mi (89.99/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
ZIP code
41097
Area code859
FIPS code21-83406
GNIS feature ID2405749
Websitewtownky.org

Williamstown is a home-rule-class city in Grant and Pendleton counties in the U.S. state of Kentucky. As of the 2020 census, Williamstown had a population of 3,894. It is the county seat of Grant County.