Huntsville, ON, Canada · Saturday, July 3, 2027

Fixed Distance 50K

Limberlost 56 km Challenge

290 days away

56 km Distance

not publishedn/a Climbing

2.8 est Grit · Entry level

Calculated from 56 km alone — the organiser has not published an elevation profile. Read 2.8 as a floor, not a verdict.

45.3334° N, 79.2163° W© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 11 hours 11:47 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 Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. About average for a 50K. Measured against 1007 races of the same distance. Cut-off calculator →

Field size ~46 Small. Long stretches with nobody in sight.

DUV results for the 2026 edition (56km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, July

Daytime high 26°C

Night low 14°C

Rainfall Mostly dry

Daylight 15 h 35 m of light

Regional 2001-2020 average for July — NASA POWER, grid elevation 342 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 56 km of trail.

Trail Running Shoes56 km of trail — cushioning that is still there in the last quarter.
Race Nutrition56 km of self-supported fuelling between aid stations.
Hydration VestsFlask capacity for 56 km, without the bounce.
GPS WatchesBattery life first — a 56 km day outlasts most full-GPS modes.

La Sportiva

Prodigio Pro

RunRepeat found the La Sportiva Prodigio Pro to have a secure, locked-in fit due to its premium upper, and also praised the shoe's energetic ride, particularly…

$225 ★★★★★ 4.6

Adidas