Roissy-en-France is a commune in the northeastern suburbs of Paris, France, in the Val-d'Oise department. It is located 20.7 km from the centre of Paris. In 2017, it had a population of 2,883.
One-quarter of Charles de Gaulle Airport but none of its terminals is located in the commune of Roissy-en-France, which gave its original name to the airport. Later renamed, the airport is still commonly referred to as Roissy Airport in France. The rest of the airport lies on the territory of the commune of Tremblay-en-France and several other communes.
Wikipedia https://en.wikipedia.org/wiki/Roissy-en-France
Coordinates 49°0'11.831" N 2°31'3.715" E