The church was the centre of intense police activity and cordons were put in place 100 metres in either direction of the road by emergency services.
Detective Senior Sergeant Warrick Adkin said one person was assisting police with inquiries and detectives were working to understand the circumstances of the death.
Eight police squad cars and a dozen police officers remained at the scene late into the night as they worked to establish what had happened.
Around dusk, a middle-aged woman was escorted outside the church by police officers who drove the woman away in a red patrol car with the lights flashing.
At 9.30pm a Victim Support officer arrived at the scene, briefly speaking to police officers on the scene before addressing the family.
Soon after a police officer in a white boiler suit was seen walking towards the entrance of the church.
Police officers on scene were not able to comment on what had taken place, other than it was in the hands of the Criminal Investigation Branch (CIB).
A 44-year-old man will appear in the Manukau District Court facing a murder charge today.