What is Boissy-sous-Saint-Yon?
{{Infobox French commune |name = Boissy-sous-Saint-Yon |commune status = [[Communes of France|Commune]] |image = Boissy-sous-Saint-Yon (Essonne) mairie 1122.jpg |caption = The town hall in Boissy-sous-Saint-Yon |image coat of arms = Blason ville fr Boissy-sous-Saint-Yon (Essonne).svg |coordinates = {{coord|48.5586|2.2086|format=dms|display=inline,title}} |INSEE = 91085 |postal code = 91790 |arrondissement = Étampes |canton = Arpajon |intercommunality = Entre Juine et Renarde |mayor = Raoul Saada |term = 2020&ndash;2026 |elevation min m = 69 |elevation max m = 156 |area km2 = 8.04 |population = {{France metadata Wikidata|population_total}} |population date = {{France metadata Wikidata|population_as_of}} |population footnotes = {{France metadata Wikidata|population_footnotes}} }} '''Boissy-sous-Saint-Yon''' is a [[Communes of France|commune]]. It is in [[Île-de-France]] in the [[Essonne]] [[Departments of France|department]] in north [[France]]. == References == {{reflist}} {{Essonne communes}} {{authority control}} {{France-geo-stub}} [[Category:Communes in Essonne]]