ESTABLISHED OCTOBER 16, 1970 The 16 acre Andersonville prison was designed to hold 10,000 prisoners. Over 45,000 Union prisoners were held there from February 1864 to the end of the Civil War. 12,920 of the prisoners died in captivity. The prisoners were not provided with shelter, only what they had with them when they arrived. … Continue reading ANDERSONVILLE NATIONAL HISTORIC SITE