Wildwood is a small unincorporated community located in the northeastern corner of Dade County, Georgia, United States. It is close to the Tennessee state line and the Chattanooga city limits, and is considered part of the Chattanooga metropolitan area. It sits in the diagonal valley between Sand Mountain and Lookout Mountain, which runs through all of Dade County and is home to most of its population. According to the 2000 Census, the 30757 Zip Code Tabulation Area had a population of 1,923 - therefore accounting for about 11.98% of Dade County's population of 16,040.