we came back a cpl of weeks ago and theres loads,
www.camping-treguer-plage.com , we stayed here first and it was great,fresh bread every morning and you're right on the beach.theres a pool on site but we never really used it.We moved on to a cpl of wild camping spots reccomended by jed the spread,Here,
http://maps.google.co.uk/maps?q=+Plage" onclick="window.open(this.href);return false;, ... 0&t=h&z=18 and here ,
http://maps.google.co.uk/maps?q=+Plage" onclick="window.open(this.href);return false;, ... 0&t=h&z=19 ,or a little further on is a small road,if you google earth it you can see it,its on the left and you can drive right down onto the beach like we did!...on our way back we used a cpl of france passion sites(google it they're excellent!) and our final stop before the drive home was Camping Le Brévedent,same again just google it....good for the kids,lovely spot great atmosphere...good luck and have fun!