1 definition found dunwoody - U.S. Gazetteer (1990) : Dunwoody, GA (CDP, FIPS 24768) Location: 33.94227 N, 84.31397 W Population (1990): 26302 (10427 housing units) Area: 31.3 sq km (land), 0.1 sq km (water) Zip code(s): 30338