Arpajon Catholic parish is part of the Diocese of Évry-Corbeil-Essonnes and the deanery of Trois-Vallées-Arpajon.
The church is dedicated to Pope Clement I.
There is a Protestant evangelical church in the commune.
Other denominations do not have a place of worship in the commune.
Arpajon Catholic parish is part of the Diocese of Évry-Corbeil-Essonnes and the deanery of Trois-Vallées-Arpajon. The church is dedicated to Pope Clement I.
There is a Protestant evangelical church in the commune. Other denominations do not have a place of worship in the commune.
Arpajon