The Lamar County Board of Supervisors is a governmental body that oversees the operation of our county government. We work to ensure the delivery of services and programs that meet the needs of our community. Lamar County is located in Southeastern Mississippi and is the second fastest growing county in the state. The cities of Hattiesburg, Lumberton, Purvis and Sumrall are all located within the county. The county seat is located in the city of Purvis. Download our app today to learn about Lamar County and our services. This app features county news, events and reminders including messages via push notifications!