In 2019, the CIES Football Observatory ranked Atlanta United's fan attendance in the top 10 worldwide among club soccer teams. The number that earned that ranking: 52,000 average fans per match at Mercedes-Benz Stadium, more than double the MLS average and competitive with storied European clubs that had been filling stadiums for a century. Atlanta United had existed for two seasons.
The attendance figure alone was remarkable. What made it extraordinary was the culture that produced it — a supporter movement that looked nothing like traditional American sports fandom and everything like the global soccer culture that MLS had spent two decades trying to build.
The Supporter Groups
Four official supporter groups formed the core of Atlanta United's match-day experience: the Faction, Terminus Legion, Footie Mob, and a fourth that emerged organically from the city's soccer community. Each brought distinct energy. The Faction, founded by Joel Diaz, anchored the supporters' section behind the goal. Terminus Legion organized the large-scale tifos — massive fabric displays unfurled during the national anthem or at kickoff, hand-sewn by volunteers and designed to create the visual spectacle that defines top-tier soccer atmospheres globally.
The tailgate scene in the Gulch — the open lot district adjacent to Mercedes-Benz Stadium — became a pre-match institution. Thousands gathered hours before kickoff, grilling, chanting, and building the atmosphere that would carry into the stadium. What distinguished these tailgates from their NFL counterparts was the reception of opposing fans. "We give them beer and say welcome," supporter Kelly Frances told GPB. The hospitality was deliberate: Atlanta United's supporter culture was built on inclusion, not intimidation.
A City's Reflection
Joel Diaz described the supporter base as a mirror of Atlanta's demographics: "Every segment of Atlanta is represented — Latino, African-American, Turkish, Armenian." The diversity was not performative. Atlanta had long been a city where international communities shaped neighborhoods, businesses, and culture. Soccer was the first major professional sport in the city to reflect that reality in its fan base.
The community extended beyond match days. Supporter groups organized service projects, networking events, and social gatherings that turned a fan base into a civic institution. Podcasts, blogs, and social media channels run by supporters became primary sources of team coverage, sometimes rivaling traditional media in reach and influence.
What It Meant for Downtown
Atlanta United's attendance transformed the economics of Mercedes-Benz Stadium's non-NFL calendar. With 17 home matches per regular season plus playoff games, the team generated foot traffic in the stadium district on a cadence that no other tenant could match. Restaurants, bars, and hotels in the Centennial Olympic Park area built their staffing and inventory around the United schedule.
The fan culture also reshaped perceptions of downtown Atlanta as a destination. For decades, the city's professional sports had drawn suburban crowds who drove in, watched the game, and left. Atlanta United's supporter culture — rooted in pre-match gatherings, post-match celebrations, and a community that existed year-round — created a different relationship between the team and the city center.
By 2019, two years into its existence, Atlanta United had not only proven that MLS could work in the South. It had proven that 52,000 people would show up, every match, in downtown Atlanta, for a sport that American sports media had spent decades dismissing. The fans made the argument unnecessary.
Original reporting by Georgia Public Broadcasting, June 9, 2019.