Hilo, HI, United States · Thursday, December 31, 2026

Fixed Distance 200 mi +

Go Big 260 Mile Race

119 days away

418 km Distance

5,500 m Climbing

10.0 Grit · Elite / extreme

19.7299° N, 155.0907° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 13 m / km Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.

Time limit 96 hours 13:47 min/km average. Generous. Walkable throughout for most of the field. About average for a 200 mi +. Measured against 13 races of the same distance. Cut-off calculator →

Field size ~1 Tiny. You will run alone for most of it.

DUV results for the 2024 edition (260mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, December

Daytime high 22°C

Night low 19°C

Rainfall Wet — expect rain

Daylight 10 h 57 m of light

Regional 2001-2020 average for December — NASA POWER, grid elevation 482 m. Not a forecast.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a fast & flat course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert

👟 gear

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

By UltraHub Expert

🥤 nutrition

For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.

By UltraHub Expert

Gear for this race

Chosen for 418 km of trail with 5,500 m of ascent.

Trail Running Shoes 418 km of trail — cushioning that is still there in the last quarter.
Race Nutrition Past 418 km the palate quits before the legs do — carry more than one flavour.
Hydration Vests Flask capacity for 418 km, without the bounce.
Headlamps A 96 h limit puts you out there after dark.
Accessories Chafe and blisters end more 418 km races than fitness does.