Florence Public School District One is a 284-square-mile area located in Florence County, South Carolina. It encompasses all or part of several communities, including Claussen, Effingham, Evergreen, Oakdale, Quinby, and Mars Bluff, as well as the City of Florence, serving apporximately 75,000 people. Florence District One is the 11th largest school district in South Carolina and the second-largest employer in Florence County.