Roswell is a city located in northern Fulton County; it is an affluent suburb of northern Atlanta, Georgia, United States. The 2010 Census population was 88,346. It is the seventh-largest city in Georgia. A branch of the Chattahoochee River National Recreation Area, a component of the National Park System, is located in Roswell at Vickery Creek. In 1830, while on a trip to North Georgia, Roswell King passed through the area of what is now Roswell and observed the great potential for building a cotton mill along Vickery (Big) Creek.