Sumter Welcomes you... Home to Shaw Air Force Base, a thriving industrial base, the world-famous Swan Lake Iris Gardens, and the historic Sumter Opera House. Sumter is full of arts, culture, heritage, nature, recreation, and more! The City of Sumter (pop. 42,000) is in the heart of the community with a total City and County population of 108,000. Sumter is centrally located in the middle of South Carolina with the beautiful beaches in one direction and the Blue Ridge Mountains in the other. We have a hometown feel with all the conveniences of a large city. Visit our website at www.sumtersc.gov.