Lemay, Missouri

Lemay, Missouri
From top left: Lemay Park, River City Casino, South Broadway, Jefferson Barracks Historic District
Location of Lemay, Missouri
Coordinates: 38°31′57″N 90°17′04″W / 38.53250°N 90.28444°W / 38.53250; -90.28444
Country United States
State Missouri
CountySt. Louis
TownshipLemay
Area
 • Total
4.31 sq mi (11.15 km2)
 • Land4.09 sq mi (10.59 km2)
 • Water0.22 sq mi (0.56 km2)
Elevation
499 ft (152 m)
Population
 (2020)
 • Total
17,117
 • Density4,184.8/sq mi (1,615.76/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP code
63125
Area code(s)314/557
FIPS code29-41438
GNIS feature ID2393097

Lemay is an unincorporated community and census-designated place (CDP) in Lemay Township, St. Louis County, Missouri, United States. The population was 17,117 at the 2020 census.