The table above illustrates an overview of the annual crime reported in Lake St. Louis, MO. These figures on reported criminal activity in Lake St. Louis, MO, based on a reported crime per 100,000 citizens, is shown in order to compare these rates across disparate categories. You will notice that the crimes collected here, for comparison purposes, have been separated between violent crimes and those involving or threatening property. According to the annual crime data, the crime rate in Lake St. Louis, MO is 41% lower than the average of the whole of the state of Missouri, and when compared with the national average, is 31% lower than. When looking at violent crimes, Lake St. Louis, MO has 91% lower than violent crime rate than Missouri average, while remaining 88% lower than the national average. In property crime, Lake St. Louis, MO is 32% lower than the average of Missouri and is 22% lower than the national average.