St. Mary, MO

- Elevation
- 389 ft
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St. Mary in context.
About St. Mary
St. Mary is a city in Ste. The 2020 census counted 309 residents. Genevieve County, Missouri, United States. The small city was established by settlers of French descent, who also built St. Mary's Catholic Church. In St. Mary, history and present-day settings sit close enough to belong to the same local picture. The map tells the story in St. Mary, where earlier chapters remain visible in current streets, buildings, and gathering places. The city was originally named St. Mary's Landing. St. Mary lies in the Grand Champ Bottoms. The community is bordered by Saint Laurent Creek to the south and Saline Creek to the north, with an offshoot of the Mississippi separating it from Kaskaskia Island to the east.
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