Upton is a city located in Hardin County, in the state of Kentucky (KY), United States. Nestled in the East South Central division of the South region, it covers an area of 1.6 square miles (4.0 km²) and sits at an elevation of 744 ft. With a population of approximately 654 residents, Upton offers a peaceful, rural atmosphere.
The town's population is composed of about 49.24% males and 50.76% females, and it has a population density of 421.94 people per square mile (162.91/km²). Upton lies at a latitude of 37.46 and a longitude of -85.9, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (21.4%), followed by English (4.9%), German (7.3%), and Scotch-Irish (1.2%) heritage. The town is identified by the ZIP code 42784.