Hartsville is a city located in Darlington County in the state of South Carolina, United States. It is the largest city in Darlington County and is situated about 25 miles northwest of Florence. The city has a population of approximately 7,900 people. Hartsville is known for its rich history, beautiful parks, and vibrant arts and cultural scene. Major industries in Hartsville include manufacturing, healthcare, and education. The city is also home to Coker University, a private liberal arts college.