Le Son d'Gaston
Festival in Ille-et-Vilaine
About Le Son d'Gaston
Le Son d'Gaston is a contemporary music festival organized in Le Rheu, about ten minutes west of Rennes, in Ille-et-Vilaine. Over one day, it brings together an eclectic program mixing pop, rock, electro, hip-hop, rap, and reggae, with a stated desire for proximity between the public and the artists. Supported by the S.M.I.L.E association, the event highlights both emerging artists and headliners, in a family-friendly and convivial atmosphere.
Le Son d'Gaston, the festival of Le Rheu near Rennes
Le Son d'Gaston is a contemporary music festival held in Le Rheu, a town located about ten minutes west of Rennes, in Ille-et-Vilaine (Brittany). Over a single day, it offers a multidisciplinary program mixing pop, rock, electro, hip-hop, rap, and reggae.
A passionate association at the helm
The festival is run by the S.M.I.L.E (Social Musique inclusif Libre Éclectique) association, founded at the end of 2019 by music-loving volunteers wishing to create a festive event in Le Rheu. Le Son d'Gaston advocates an approach of accessibility and diversity, with a program designed to bring together a wide audience, from families to lovers of musical discoveries.
A festive day at the gates of Rennes
Located on the stabilized ground of Le Rheu, the festival offers a main stage, bars, on-site catering (food trucks), and parking. Its proximity to Rennes makes it an accessible event for the public of the Rennes metropolitan area as well as for the inhabitants of the Rennes region.
Information and program
The detailed program for the upcoming edition is published annually on the official festival website and on its social networks. To find out about confirmed artists, schedules, and access arrangements, consult the official channels of the event.
Le Son d'Gaston — edition 2026
The 5th edition of Le Son d'Gaston will be held on Saturday, September 19, 2026, in Le Rheu, about ten minutes from Rennes (Ille-et-Vilaine). A day of contemporary music mixing pop, rock, electro, hip-hop, rap, and reggae, in a family-friendly and convivial atmosphere, brought to you by the S.M.I.L.E. association.
Le Son d'Gaston 2026 — 5th edition
The 5th edition of the Le Son d'Gaston festival will take place on Saturday, September 19, 2026, on the stabilized ground of Le Rheu (35650), in Ille-et-Vilaine. Over one day, the festival offers an eclectic program of contemporary music: pop, rock, electro, hip-hop, rap, and reggae.
The event is organized by the S.M.I.L.E. association (Social Musique inclusif Libre Éclectique) and focuses on proximity to artists, sound quality, and accessibility. Bars, on-site catering, and parking are provided on the site.
The detailed program (artists and schedules) for this edition has not yet been unveiled at the time of our verification (May 2026). It will be announced on the official website lesondgaston.fr and the festival's social media channels.
Highlights Le Son d'Gaston 2026
- Gaston, Ille-et-Vilaine
Prices Le Son d'Gaston 2026
Practical information — Le Son d'Gaston
Practical Information
Location
Stabilized ground of Le Rheu, 3 rue de Cintré, 35650 Le Rheu (Ille-et-Vilaine), about ten minutes west of Rennes.
Access
The festival is easily accessible from Rennes. Parking is available near the site. The site is accessible to people with reduced mobility (PMR/PSH).
On site
Bars and catering areas (food trucks) are set up on the site throughout the day.
Ticketing
Ticketing is managed by the S.M.I.L.E association via HelloAsso, with a purchase link relayed on the official website (lesondgaston.fr/billetterie). Reduced prices for 12-17 year olds and free for under 12s.
Festival-goer photos
No photo yet. Share yours!
Share your photos
5 photos max, 5 MB per photo (JPG, PNG, WebP)
Vous avez repéré une erreur ou une information manquante ?
Aidez-nous à garder cette fiche à jour. Toute proposition est relue par notre équipe avant publication.
Festival-goer reviews
No rating yet — be the first!
No review yet. Be the first!
Were you there?
Share your experience with the community
Where does it take place — Le Son d'Gaston
Terrain stabilisé du Rheu
3 rue de Cintré, 35650 Le Rheu, 35650 Le Rheu