Eastside refers to the city district comprising the easternmost portion of Atlanta, Georgia, United States. The Eastside generally encompasses the area bounded on the west by Midtown Atlanta and Downtown Atlanta and on the east by the city limits. The central corridor of the district is the BeltLine Eastside Trail, which connects northern Eastside neighborhoods with those to the south. The Eastside is known for its nightlife establishments, craftsman architecture, local eateries, and quirky public art.

Atlanta is the capital and most populous city in the U.S. state of Georgia. It is the seat of Fulton County, and a portion of the city extends into neighboring DeKalb County. With a population of 498,715 living within the city limits, Atlanta is the eighth most populous city in the Southeast and 38th most populous city in the United States according to the 2020 U.S. census. It is the core of the much larger Atlanta metropolitan area, which is home to more than 6.3 million people, making it the sixth-largest U.S. metropolitan area. Situated among the foothills of the Appalachian Mountains at an elevation of just over 1,000 feet (300 m) above sea level, Atlanta features unique topography that includes rolling hills, lush greenery, and the densest urban tree coverage of any major city in the United States.