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Lemay, Missouri

Coordinates: 38°31′57″N 90°17′04″W / 38.53250°N 90.28444°W / 38.53250; -90.28444
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Lemay, Missouri
From top left: Lemay Park, River City Casino, South Broadway, Jefferson Barracks Historic District
From top left: Lemay Park, River City Casino, South Broadway, Jefferson Barracks Historic District
Location of Lemay, Missouri
Location of Lemay, Missouri
Coordinates: 38°31′57″N 90°17′04″W / 38.53250°N 90.28444°W / 38.53250; -90.28444
CountryUnited States
CountySt. Louis
 • Total4.31 sq mi (11.15 km2)
 • Land4.09 sq mi (10.59 km2)
 • Water0.22 sq mi (0.56 km2)
Elevation499 ft (152 m)
 • Total17,117
 • Density4,185.09/sq mi (1,615.76/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP code
Area code314
FIPS code29-41438[3]
GNIS feature ID2393097[2]

Lemay is an unincorporated community and census-designated place (CDP) in south St. Louis County, Missouri, United States. The population was 16,645 at the 2010 census.[4]


Lemay was named after Francois Lemai, who operated a ferry boat across the Meramec River in the early nineteenth century.[5][6]


According to the United States Census Bureau, the CDP has a total area of 4.5 square miles (12 km2), of which 4.3 square miles (11 km2) is land and 0.2 square miles (0.52 km2), or 4.19%, is water.


Historical population
U.S. Decennial Census[7]

At the 2000 census there were 17,215 people, 7,186 households, and 4,390 families living in the CDP. The population density was 3,959.0 inhabitants per square mile (1,528.6/km2). There were 7,580 housing units at an average density of 1,743.2 per square mile (673.1/km2). The racial makeup of the CDP was 98.51% White, 0.02% African American, 0.007% Native American, 0.53% Asian, 0.01% Pacific Islander, 0.66% from other races, and 0.96% from two or more races. Hispanic or Latino of any race were 1.03%.[3] Of the 7,186 households 26.5% had children under the age of 18 living with them, 43.6% were married couples living together, 12.6% had a female householder with no husband present, and 38.9% were non-families. 34.3% of households were one person and 16.8% were one person aged 65 or older. The average household size is 2.33 and the average family size was 2.99.

The age distribution was 22.8% under the age of 18, 7.7% from 18 to 24, 27.9% from 25 to 44, 21.4% from 45 to 64, and 20.1% 65 or older. The median age was 39 years. For every 100 females, there were 89.8 males. For every 100 females age 18 and over, there were 84.0 males.

The median household income was $34,559 and the median family income was $41,128. Males had a median income of $31,886 versus $25,388 for females. The per capita income for the CDP was $18,730. About 7.1% of families and 10.4% of the population were below the poverty line, including 13.2% of those under the age of 18 and 11.3% of those ages 65 and older.


Hancock is the primary school district in Lemay. Hancock enrolls approximately 1600 students.[8]


  1. ^ "ArcGIS REST Services Directory". United States Census Bureau. Retrieved August 28, 2022.
  2. ^ a b U.S. Geological Survey Geographic Names Information System: Lemay, Missouri
  3. ^ a b "U.S. Census website". United States Census Bureau. Retrieved January 31, 2008.
  4. ^ "Race, Hispanic or Latino, Age, and Housing Occupancy: 2010 Census Redistricting Data (Public Law 94-171) Summary File (QT-PL), Lemay CDP, Missouri". United States Census Bureau. Retrieved October 26, 2011.
  5. ^ http://www.frontdoor.com/city-guide/lemay-mo-usa. {{cite web}}: Missing or empty |title= (help)
  6. ^ "Missouri Cities and Towns - Relocating, Retiring, Reviews, Ratings". www.boomerater.com.
  7. ^ "Census of Population and Housing". Census.gov. Retrieved June 4, 2016.
  8. ^ "Hancock School District". Archived from the original on September 5, 2013. Retrieved September 5, 2013.

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