Atlanta United will open for 70,000 four times in 2018

September 16, 2017 Atlanta - Atlanta United fans cheer in the first half of an MLS soccer match at the Mercedes-Benz Stadium on Saturday, September 16, 2017. HYOSUB SHIN / HSHIN@AJC.COM

Credit: HYOSUB SHIN / AJC

Credit: HYOSUB SHIN / AJC

September 16, 2017 Atlanta - Atlanta United fans cheer in the first half of an MLS soccer match at the Mercedes-Benz Stadium on Saturday, September 16, 2017. HYOSUB SHIN / HSHIN@AJC.COM

Atlanta United will open its third level, which will expand capacity to approximately 70,000 for four games next season at Mercedes-Benz Stadium:

March 11 vs. D.C. United;

June 30 vs. Orlando;

July 15 vs. Seattle;

Sept. 22 vs. Real Salt Lake.

Atlanta United led MLS in average attendance last season (48,200) and set numerous league records, including single-game attendance in the regular season (71,874) set in the finale against Toronto and then the mark in the playoffs (67,221) set against Columbus.

The lower bowl of Mercedes-Benz Stadium can seat approximately 40,000.