Boissy-sans-Avoir is a place with a very small population in the state/region of
Île-de-France,
France which is located in the continent/region of
Europe.
Cities, towns and places near Boissy-sans-Avoir include Galluis, La Queue-les-Yvelines, Garancières and Auteuil.
The closest major cities include Val-d'Oise, Paris, Oise and Seine-et-Marne.