Posted on: Irwin County, Ga Query Forum Reply Here: http://cgi.rootsweb.com/~genbbs/genbbs.cgi/USA/Ga/Irwin/439 Surname: ------------------------- Flat Creek Cemetery is located about five miles north of Nashville, Berrien County, Georgia, between Hwy 129 and the Enigma Road. No Flat Creek Cemetery in Irwin County, Ga.