St. Mary is a Catholic church in Grinnell, Poweshiek County, Iowa — listed by Foursquare OS Places, Overture Maps Places, masstimes.org (Mass Times Trust); last seen September 2026.
Who meets here
- St. Mary · primary · catholic
www.stmarygrinnell.com · (641) 236-7486
How we know
- Foursquare OS Places — listed as “St. Mary's Catholic Church” · seen September 2026
- Foursquare OS Places — listed as “St Mary Parish” · seen September 2026
- masstimes.org (Mass Times Trust) · seen September 2026
- Overture Maps Places — listed as “St. Mary Catholic Church” · seen September 2026
3 independent sources agree on this place. About our sources