Santeny is served by no station of the Paris Métro, RER, or suburban rail network. The closest station to Santeny is Boissy-Saint-Léger station on Paris RER line A. This station is located in the commune of Boissy-Saint-Léger, 5.7 km (3.5 mi) from the town center of Santeny.
Santeny has one consolidated preschool/nursery (maternelle) and elementary school: Groupe scolaire des 40 Arpents. The commune also has Collège Georges-Brassens, a public junior high school.[4]