Also See Lake Saint Louis, MO: ZIP Codes & Maps
The City of Lake Saint Louis had a population of 18,005 as of July 1, 2022. Lake Saint Louis ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Missouri. See peer rankings below.
The primary coordinate point for Lake Saint Louis is located at latitude 38.7976 and longitude -90.7857 in St. Charles County. The formal boundaries for the City of Lake Saint Louis encompass a land area of 8.03 sq. miles and a water area of 0.81 sq. miles. St. Charles County is in the Central time zone (GMT -6). The elevation is 564 feet.
The City of Lake Saint Louis has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
The City of Lake Saint Louis is located within Township of Lake Saint Louis, a minor civil division (MCD) of St. Charles County.
|Total Population||18,005 (100%)|
|Population in Households||17,988 (99.9%)|
|Population in Families||15,228 (84.6%)|
|Population in Group Quarters1||17 ( 0.1%)|
|Median Household Income||$105,831|
|Average Household Income||$142,072|
|% of Income for Mortgage4||18%|
|Per Capita Income||$57,647|
|Total HU (Housing Units)||8,011 (100%)|
|Owner Occupied HU||5,979 (74.6%)|
|Renter Occupied HU||1,402 (17.5%)|
|Vacant Housing Units||631 ( 7.9%)|
|Median Home Value||$354,460|
|Average Home Value||$399,411|
|Housing Affordability Index3||145|
|Average Household Size||2.44|
|Average Family Size||3.00|
GROWTH RATE / YEAR
|Median Household Income||1.87%|
|Per Capita Income||2.02%|
|Owner Occupied HU||1.28%|
The table below compares Lake Saint Louis to the other 1,082 incorporated cities, towns and CDPs in Missouri by rank and percentile using July 1, 2022 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 47||96th|
|Population Density||# 98||91st|
|Median Household Income||# 34||97th|
|Housing Affordability Index||# 413||38th|
|Per Capita Income||# 32||97th|
|Diversity Index||# 234||79th|
Additional comparisons and rankings can be made with a VERY EASY TO USE Missouri Census Data Comparison Tool.
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