Rock Hill, South Carolina is a business-savvy blend of historic charm and responsibly implemented expansion. The city is located in the north-central area of South Carolina approximately 20 miles south of Charlotte, NC along the I-77 corridor. Rock Hill is a growing community of nearly 70,000 residents, and the City encompasses over 36 square miles. Rock Hill is the largest city in York County, SC and the only major South Carolina city in the Charlotte area.