Discover the MDK Swim, an amazing open water swimming between Bermeo and Mundaka. In the heart of Urdaibai Biosphere Reserve with 2,500 m length in one of the most beautiful places of the Basque Coast. Enjoy a unique experience.


Swimmers over 14 years old can take part even with a license or no license. The registration is untransferable. The fulfillment of the entry form represents the acceptance of the terms, conditions and regulations of the event. In case of bad weather, extreme currents, strong winds or any other case which put in risk the safety of swimmers, the orginizer will have the right to modify or cancel the event. The cost of the registration will not be refunded in any case.


The race bib can be picked up the same day in Lehendakari Agirre square during the following time:

from 8:30 to 10:30


There will be a wardrobe at swimmers disposal.

from 8:30 to 10:30 main wardrobe in Mundaka
from 10:30 to 11:30 wardrobe at the start in Bermeo.


There will be a special train line from Mundaka train station to take all swimmers to the start line in Bermeo. We recommend to be on time.

First train: 10:37 h train departure to start line.

Second train: 10:55 h train departure to start line.


The start line is located in the port of Bermeo.

11:30 h Wave 1 sub 38 minutes
11:35 h Wave 2 between 38 and 44 minutes
11:40 h Wave 3 over 44 minutes


The awards ceremony will take place at the main square of Mundaka

13:30 h

For further information visit our website www.mdkswim.com