Geography Dunwoody's geographic center is at (33.942751, -84.317694). According to the United States Census Bureau, Dunwoody has a total area of , of which is land and , or 1.72%, is water. Dunwoody lies at the northern tip of DeKalb County, bounded by the Fulton County line on the north and west, Interstate 285 on the south, Peachtree Industrial Boulevard on the southeast, and the Gwinnett County line on the northeast.About Dunwoody . Dunwoodyga.gov (2008-12-01). Retrieved on 2010-10-19. thumb|left|The 1998 tornado's path through a Dunwoody neighborhood Late on April 8, 1998, a major tornado tore through parts of Dunwoody, running east-northeast from Perimeter Center and into Gwinnett County. Thousands of homes were damaged, hundreds seriously, and several dozen were condemned. In addition, tens of thousands of native forest trees were downed. The vast majority of the tornado's damage occurred here, leading it to be called the "Dunwoody tornado", the most vivid in local memory until the 2008 Atlanta tornado.
geography dunwoody's geographic center is at (33942751 -84317694) according to the united states census bureau dunwoody has a total area of  of which is land and  or 172% is water dunwoody lies at the northern tip of dekalb county bounded by the fulton county line on the north and west interstate 285 on the south peachtree industrial boulevard on the southeast and the gwinnett county line on the northeastabout dunwoody  dunwoodygagov (2008-12-01) retrieved on 2010-10-19 thumb|left|the 1998 tornado's path through a dunwoody neighborhood late on april 8 1998 a major tornado tore through parts of dunwoody running east-northeast from perimeter center and into gwinnett county thousands of homes were damaged hundreds seriously and several dozen were condemned in addition tens of thousands of native forest trees were downed the vast majority of the tornado's damage occurred here leading it to be called the "dunwoody tornado" the most vivid in local memory until the 2008 atlanta tornado