Burjassot, Spain · Saturday, April 3, 2027

Fixed Distance 100K

Festival de UltraFondo Burjassot - 100k

185 days away

100 km Distance

5 m Climbing

5.0 Grit · Challenging

39.5098° N, 0.4133° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 0 m / km Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.

Time limit 15 hours 9:00 min/km average. Comfortable. Room to walk the climbs and stop at aid. Tighter than 71% of 100K races. Measured against 214 races of the same distance. Cut-off calculator →

Field size ~13 Tiny. You will run alone for most of it.

DUV results for the 2026 edition (100km) — finishers 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 20°C

Night low 9°C

Rainfall Mostly dry

Daylight 12 h 42 m of light

Regional 2001-2020 average for April — NASA POWER, grid elevation 389 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	100km	13	Inaki Jimenez Sorron · 07:12:55	Marta Comalat Canet · 11:25:34
2025	100km	9	Marcos Monzon Perez · 08:13:38	Maria Jose Tomaz de Aquino · 14:14:53
2024	100km	10	Marc Gispert Giron · 08:42:35	Carmen Maria Perez Serrano · 08:11:18
2023	100km	42	Antonio Jesus Aguilar Conejo · 06:27:38	Mireia Sosa Perez · 07:52:21
2022	100km	4	Francisco Mariano Martinez Morales · 07:22:01	Eva Pareja Garcia · 09:28:47

The field grew 44% between 2025 (9) and 2026 (13). 8% of the 2026 field were women.

DUV results for the 2026 edition (100km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

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 100 km of trail with 5 m of ascent.

Trail Running Shoes 100 km of trail — cushioning that is still there in the last quarter.
Race Nutrition Past 100 km the palate quits before the legs do — carry more than one flavour.
Hydration Vests Flask capacity for 100 km, without the bounce.
Headlamps A 15 h limit puts you out there after dark.
Accessories Chafe and blisters end more 100 km races than fitness does.

Asics

Trabuco Max 3

★★★★★ 4.6

Brooks

Catamount 3

RunRepeat found the Brooks Catamount 3 to have a cozier upper that enhances the overall fit, though breathability and durability could be better. iRunFar noted…

★★★★★ 4.5

Spring Energy