
Paterna del Madera, Albacete
La Osera
Saturday, 16 May 2026
4 distances · 12–45 km
Marathon 45K
45km D+ 2300m
Half Marathon 25K
25km D+ 1300m
Sprint Trail 12K
12km D+ 600m
Hiking 12K
12km D+ 600m
La Osera 2026: Registration
La Osera is a mountain race in Paterna del Madera (Albacete), between the Sierra del Segura and Sierra de Alcaraz. 6th edition with four distances: Marathon 45K (2,300m D+), Half Marathon 25K (1,300m D+), Sprint Trail 12K and Hiking 12K. Routes along the Verdenace Trail Network.
Registration closed
Visit official website ↗(opens in a new tab)Got your bib? Here's what you still need
Top gear for La Osera
See all ↓Picked for this race's terrain, distance and elevation gain.
View on Amazon →(opens in a new tab)Salomon Speedcross 6
✓ Exceptional grip in mud and technical terrain
View on Amazon →(opens in a new tab)Maurten Gel 100
✓ Hydrogel technology: excellent gastric tolerance
View on Amazon →(opens in a new tab)Gourmet Latino Guava Sandwich
✓ 100% natural, no artificial ingredients
View on Amazon →(opens in a new tab)ISDIN Fusion Water Sunscreen SPF 50+
✓ Ultralight texture, feels invisible on skin
View on Amazon →(opens in a new tab)Sun Bum Sunscreen Lip Balm SPF 30
✓ Stick format easy to apply mid-race
Gear up for La Osera
Buying guides with the best value for money, picked for this kind of terrain.
Swipe to see all 4 comparisons
Entry fees by distance
| Distance | Elevation | Price | Actions |
|---|---|---|---|
| Marathon 45K45K | 2,300m D+ | 38 EUR | Closed |
| Half Marathon 25K25K | 1,300m D+ | 28 EUR | Closed |
| Sprint Trail 12K12K | 600m D+ | 25 EUR | Closed |
| Hiking 12K12K | 600m D+ | 25 EUR | Closed |
How to register
- 1
Go to the official race website using the registration button.
- 2
Select the distance you want to run.
- 3
Fill in the form with your personal details and federation license (if required).
- 4
Complete the payment and save your registration confirmation.
What's included in your entry?
Race bib with timing chip, aid stations along the course, accident insurance during the race, access to finish line services (physiotherapy, showers, finisher meal) and an event t-shirt or memento.
Registration closed
The registration period for this edition has ended. Check the official website in case there's a waitlist or last-minute spots.
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