Nationale-Nederlanden San Silvestre Vallecana
The Nationale-Nederlanden San Silvestre Vallecana is Madrid’s running festival. That’s why we want all participants and all the people of Madrid to enjoy it equally. Here you can find the details that may affect you during the 31st of December.
31st december 2025
Madrid
42.500 participants
10k
The last festival of the year and the most crowded.
An unmissable event at national and international level and International level with more than 40.000 people enjoying the emotions of an UNIQUE EXPERIENCE.
Maximum relationship with participants through the enjoyment and training of all Carrera experiences.
42.500 people flying free.
<span data-metadata=""><span data-buffer="">And thousands more enjoying it from their homes.
Opening of registrations
One of the most eagerly awaited days for runners and a media success that results in hundreds of appearances in the general and sports press.
Career presentation
Authorities, partners, talents, athletes and media come together to present the best 10k in the world. An appointment where we unveil some of the surprises that we will have on 31 December.
Unveil T-shirt
Through a selection of runners, who cross the streets of Madrid from track to track until they discover the new design of the T-shirt that will be worn in Madrid on the last day of the year.
Silvestres of the year
We take advantage of this recognition event to reward the career and performance of sportsmen and women and personalities linked to the promotion of sport.
Runner's Fair
Perfect stage for sponsors to approach our runners, a space to activate your brand and connect directly with all participants.
Athletes press conference
The day before the race we presented to the media the most outstanding and world-renowned athletes of the San Silvestre
Vertical running
A training session that will test the most demanding of you by climbing 7 floors in the shortest possible time. Will you be able to beat the opposing team's time?
Mini Race
The little ones want to be like their mums and dads, so why not give them a day to take centre stage and be part of the San Silvestre Vallecana community?31st December Run, run, run.
Lastlap's flagship
100K€
150K€
San Silvestre is a special plan in which the impact is guaranteed because together with the naming only 3 brands lead the project. We want to listen to you so that together we can design the perfect plan for you.
One more round
We are not closed for holidays here, we still have a lot more for you to get to know us.
Do you want to take a look around?