what is the zip code for st simons island ga
Welcome to SAINT SIMONS ISLAND, GA 31522. 31522 is a sparsely populated, upscale suburban zip code in Saint Simons Island, Georgia. The population is primarily white, older, and mostly married couples. At $394,500 the average home value here is a bit higher than average for the Brunswick metro area, so this probably isn't the place to look for housing bargains.