Athens, OH, United States · Saturday, May 9, 2026

Fixed Distance 50K

Thunderbunny 50K

Race completed

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.

39.3292° N, 82.1013° W© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 9 hours 10:48 min/km average. Generous. Walkable throughout for most of the field. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. Tighter than 71% of 50K races. Measured against 1007 races of the same distance. Cut-off calculator →

Field size ~72 Mid-sized. Company early, well spread out by halfway.

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, May

Daytime high 23°C

Night low 11°C

Rainfall Showers likely

Daylight 14 h 06 m of light

Regional 2001-2020 average for May — NASA POWER, grid elevation 261 m. Not a forecast.

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 Shoes50 km of trail — cushioning that is still there in the last quarter.
Race Nutrition50 km of self-supported fuelling between aid stations.
Hydration VestsFlask capacity for 50 km, without the bounce.
GPS WatchesBattery life first — a 50 km day outlasts most full-GPS modes.

Adidas

Terrex Speed Ultra

★★★★★ 4.5

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

Tailwind

Endurance Fuel

All-in-one calorie and electrolyte drink mix. 200 calories per serving.

$25 ★★★★★ 4.8

Nathan

VaporKrar 12L

12L race vest co-designed with ultra champion Rob Krar, with insulated bladder pocket.

$170 ★★★★★ 4.6

Garmin

Enduro 3

Ultra-endurance GPS watch with solar charging and 300+ hour battery in GPS mode.

$900 ★★★★★ 4.8

All gear guides →

Course Notes

You'll experience steep long hills, flatter winding trails, and some of the best scenery in Athens County! Enter the 50K for variety and a challenge and come out knowing you give it your all!

Similar races

Other 50K trail ultras, closest in distance first.