Ultramaratón Zárate 12h

Race completed

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.

34.0958° S, 59.0242° W© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~24 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, June

Daytime high 16°C

Night low 6°C

Rainfall Mostly dry

Daylight 9 h 54 m of light

Regional 2001-2020 average for June — NASA POWER, grid elevation 7 m. Not a forecast.

The Aid Station

Course-specific beta from the community

👟 gear

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

By UltraHub Expert

Gear for this race

Chosen for this road race.

Trail Running ShoesCushioning on road that is still there in the last quarter.
Race NutritionSelf-supported fuelling between aid stations.
Hydration VestsFlask capacity without the bounce.
HeadlampsA 12 h limit puts you out there after dark.
GPS WatchesBattery life first — an ultra outlasts most full-GPS modes.

Brooks

Cascadia 18

Versatile trail shoe with BioMoGo DNA cushioning and TrailTack rubber outsole.

$140 ★★★★★ 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

Spring Energy