An area dotted with numerous inland lakes, Lanier County (the county seat of which is Lakeland) is home to the?4,049-acre?Banks Lake National Wildlife Refuge.?The refuge contains a variety of habitats including cypress swamp, freshwater marsh, uplands, and open water, and is home to a diverse array of bird and fish species.? Land for sale in Lanier County, Georgia, recently totaled approximately $62 million and approximately 6,000 acres. Lanier County ranks 112th out of 159 counties in the Peach State for the total number of acres of land currently advertised for sale. Lakeland had the most land for sale. Lanier County is the 140th largest county (199 square miles) in Georgia. It's located in the Southern Rivers Georgia region of Georgia.