Lake St. Louis is a city in St. Charles County, Missouri, with a population of approximately 16,707.
How Lake St. Louis Ranks
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Recent News
All news →NewsAPR 19, 2026
Lake St. Louis PD launches safety program to more effectively respond to calls
Lake St. Louis PD launches safety program to more effectively respond to calls MSN
MSNRead article ↗
NewsAPR 11, 2026
1 killed in I-70 crash in Lake St. Louis
1 killed in I-70 crash in Lake St. Louis FOX 2
FOX 2Read article ↗
NewsAPR 11, 2026
Man dies in fatal vehicle crash on I-70 in Lake St. Louis
Man dies in fatal vehicle crash on I-70 in Lake St. Louis KMOV
KMOVRead article ↗
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The Grant Finder, Rebuilt: Smarter Scoring, Three Finders, and a Pipeline to Track It All
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Data & Analysis
Best Suburbs of Chicago to Live In 2026 — Data, Not Opinions
We scored 206 Chicago suburbs across fiscal health and quality of life using real municipal data — crime, taxes, schools, pensions, income, homeownership, and environmental quality. Winnetka, Lake Forest, and Glencoe top the list.