Glacial Esker 12h AM

188 days away

not publishedn/a Distance

not publishedn/a Climbing

not publishedn/a Grit

We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.

41.3956° N, 85.4244° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~32 Small. Long stretches with nobody in sight.

DUV results for the 2026 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, April

Daytime high 15°C

Night low 3°C

Rainfall Mostly dry

Daylight 13 h 40 m of light

Regional 2001-2020 average for April — NASA POWER, grid elevation 268 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	12h	32	Nick Knuth · 106.458 km	Michelle Ludlow · 86.421 km
2026	6h	15	Shawn Sullivan · 55.844 km	Amanda Dunn · 58.338 km
2025	12h	33	Scott Houston · 86.421 km	Darcy Irvine · 93.422 km
2025	6h	18	Brice Walter · 62.764 km	Victoria Deno · 63.649 km
2024	12h	30	Benjamin Kerezman · 105.653 km	Amy Bechtold · 84.410 km
2024	6h	16	Kevin Rook · 63.166 km	Roxanne Carr · 55.441 km
2023	12h	28	Nick Knuth · 106.860 km	Erin Brady · 101.951 km
2023	6h	21	Eric Giessler · 57.936 km	Roxanne Carr · 57.534 km

34% of the 2026 field were women.

DUV results for the 2026 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Course notes

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

Gear for this race

Chosen for this trail race.

Trail Running Shoes Cushioning on trail that is still there in the last quarter.
Race Nutrition Self-supported fuelling between aid stations.
Hydration Vests Flask capacity without the bounce.
Headlamps A 12 h limit puts you out there after dark.
GPS Watches Battery life first — an ultra outlasts most full-GPS modes.