Chassant is a small village in the Eure-et-Loir and the Central Region. Its inhabitants are called Chassantais and Chassantaises.
The town covers 4.5 km ² and 324 inhabitants per the 2006 census. With a density of 72.6 inhabitants per km ², Chassant rose by 8.7% of its population by 1999.
Surrounded by the municipalities of La Croix-du-Perche, Combres and Frazer, Chassant is located 34 km south west of Luce's largest city nearby.
Thiron River is the main river that runs through the town.
Chassant is close to the Parc Naturel Régional du Perche (2 km).
Mayor Chassant is named Yves Ruel.