L'Espiguette : in the Gard  (30).

From Montpellier follow the signs to the "Montpellier Méditerranée" airport  (D 62 is the name of the road). Take the direction of Carnon then Grau du Roi to continue towards l'Espiguette. The gay beach is a bit further along going up the beach towards the east ( walking distance about 1km ).
Parking charges.