ZIP Code 63673
About Saint Mary
St. Mary is a city in Ste. Genevieve County, Missouri, United States. The population was 309 at the 2020 census.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
2,350
population
$75,000
median household income
20
people / sq mi
$217,000
median home value
$926
median gross rent
38.5
median age
1,050
housing units
864
households
115.2
land area (sq mi)