The area was previously subjected to anti-social behaviour in October 2018.
Gardaí are hitting out at the "shameful behaviour" of some young people in Offaly.
Damage was done and litter discarded at St. Catherine's Church in Hophill, Tullamore yesterday.
Gardaí gathered a number of receipts and CCTV and are investigating the matter.
They say the church was previously subjected to anti-social behaviour and criminal damage in October 2018.