At Campsite Sandaya Le Moulin de l'Eclis in Assérac (Loire-Atlantique) camping costs as little as €18,- per night during low season with CampingCard ACSI. At one of the 79 touring pitches you will get a discounted rate during the period . At this campsite you can not only use your CampingCard ACSI for inexpensive camping, you can also use your ACSI Club ID (as an alternative ID).
Lovely site with indoor and outdoor pools. Right on the beach, 10 pitches have sea views (€2 extra). Dig shellfish from the sand. Good cycling and walking. Luxurious toilet facilities with Eco label. Kite surfing centre. Reception closed 12:00-14:00. Wifi free out of season.