Tattnall County Health Department

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Tattnall County is a county located in the southeast portion of the U.S. state of Georgia. As of the 2010 census, the population was 25,520. The county seat is Reidsville. The county was created on December 5, 1801 from part of Montgomery County, Georgia by the Georgia General Assembly. It is located within the Magnolia Midlands, a part of the Historic South region.GeographyAccording to the U.S. Census Bureau, the county has a total area of, of which is land and (1.8%) is water.Most of the western portion of Tattnall County, defined by a line running from Cobbtown south to Collins, then east to a point halfway to Bellville, and then south and southwest to the middle of the county's southern border, is located in the Ohoopee River sub-basin of the Altamaha River basin. The northeastern portion of the county, from Cobbtown to east of Reidsville, is located in the Canoochee River sub-basin of the Ogeechee River basin. The southeastern and southwestern parts of Tattnall County are located in the Altamaha River sub-basin of the larger river basin by the same name.