Lithia Springs, GA, United States · Sunday, January 10, 2027

Fixed Distance 50K

Atlanta Fat Ass 50K

102 days away

50 km Distance

not publishedn/a Climbing

2.5 est Grit · Entry level

Calculated from 50 km alone — the organiser has not published an elevation profile. Read 2.5 as a floor, not a verdict.

33.7940° N, 84.6605° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~39 Small. Long stretches with nobody in sight.

DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, January

Daytime high 10°C

Night low -1°C

Rainfall Showers likely

Daylight 10 h 03 m of light

Regional 2001-2020 average for January — NASA POWER, grid elevation 313 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	50km	39	Colby Mosshart · 04:05:33	Katy Goggin · 05:40:47
2025	50km	40	Colby Mosshart · 04:36:35	Morgan Estell · 05:24:11
2024	50km	52	Colby Mosshart · 04:22:06	Yumeko Yoshida · 05:27:08
2023	50km	67	Mark Coughlin · 04:26:13	Abigail West · 04:27:48
2022	50km	27	Anthony Roberts · 05:23:40	Yumeko Yoshida · 06:19:49
2021	50km	30	David Flynn · 04:59:39	Holly Adams · 05:55:22
2020	50km	68	Clint Hawkins · 04:21:14	Abigail West · 05:13:53
2019	50km	64	Andrew Catanese · 03:38:06	Katarina Dubcova · 05:24:52
2018	50km	68	William Ansick · 04:21:39	Emily Ansick · 04:28:28
2017	50km	41	Anthony Pruitt · 05:05:16	Carissa Liebowitz · 05:16:24

The field has held steady: 40 in 2025, 39 in 2026. 23% of the 2026 field were women.

DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 50 km of trail.

Trail Running Shoes 50 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 50 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 50 km, without the bounce.
GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.

Salomon

Sense Ride 5

RunRepeat found the Salomon Sense Ride 5 to have immaculate lockdown and a smooth and stable ride, making it confident on moderate trails and steep downhills. I…

★★★★★ 4.5

Adidas

Terrex Speed Ultra

RunRepeat found the Adidas Terrex Speed Ultra to have a grippy outsole and great lockdown, while iRunFar noted that the shoe works on a variety of trail conditi…

★★★★★ 4.5

Tailwind