St Gregory the Great Roman Catholic Church is a Catholic church in Hamilton Square, Mercer County, New Jersey — listed by Foursquare OS Places, Overture Maps Places; last seen September 2026.
Who meets here
No organisation record is linked to this building yet — the building is known from the map sources below.
How we know
- Foursquare OS Places — listed as “St Gregory the Great RC Church” · seen September 2026
- Overture Maps Places · seen September 2026
- Overture Maps Places — listed as “St. Gregory the Great Academy” · seen September 2026
- Overture Maps Places — listed as “Saint Gregory the Great Community” · seen September 2026
2 independent sources agree on this place. About our sources