Knightsville is a town located in Clay County, in the state of Indiana (IN), United States. Nestled in the East North Central division of the Midwest region, it covers an area of 1.0 square miles (3.0 km²) and sits at an elevation of 680 ft. With a population of approximately 624 residents, Knightsville offers a peaceful, rural atmosphere.
The town's population is composed of about 43.75% males and 56.25% females, and it has a population density of 611.76 people per square mile (236.20/km²). Knightsville lies at a latitude of 39.53 and a longitude of -87.09, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (25%), followed by English (12.8%), German (12.8%), and Scotch-Irish (1.1%) heritage. The town is identified by the ZIP code N/A.