Grahn is a community located in Carter 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 70.5 square miles (183.0 km²) and sits at an elevation of 680 ft. With a population of approximately 3,080 residents, Grahn offers a peaceful, rural atmosphere.
The town's population is composed of about 50.26% males and 49.74% females, and it has a population density of 43.69 people per square mile (16.87/km²). Grahn lies at a latitude of 38.28 and a longitude of -83.06, operating in the UTC-5.