The commune contains four villages, Goury, Laye, La Valette and La Roche, as well as a lighthouse. It is separated from Alderney by the Raz Blanchard, and has a small and not easily accessible port at Goury.
The arms of Auderville are blazoned : Argent, on a fess gules in pale 2 leopards between 2 buckles Or, in chief a fleur de lys between 2 mullets, and in base a lighthouse between 2 ermine spots sable, the lighthouse pierced of the field and lit Or.