Atlanta Fat Ass

Course

Six loops of the white trails at Sweetwater Creek State Park in Lithia Springs, starting and finishing at the Group Shelter. All trail with a few hills; the final loop must be started by 3:00 pm. A low-key post-holiday run with a chili contest afterwards.

Key dates

• !
  Registration
  Open now
• ★
  Race day
  Sun 10 Jan 2027

About

The Atlanta Fat Ass is a low-key trail ultra in Lithia Springs, Georgia, hosted by the Georgia Ultrarunning and Trailrunning Society (GUTS). Runners choose 25K or 50K distances on local trails to kick off the new year.

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