Lake St. Louis, Missouri

About Lake St. Louis

Lake St. Louis, MO is a close-knit town located in eastern Missouri, home to 19,160 residents as of the latest Census estimates.

Officially, Lake St. Louis is an incorporated city with its own municipal government. The community covers 8.55 square miles, giving it a balanced suburban layout with room to breathe at roughly 2,241 residents per square mile.

📰 Lake St. Louis News Today

• Lake St. Louis Air Quality Index (AQI) and USA Air Pollution IQAir · Jun 22
• Costco building in Lake Saint Louis sparks more developer attention Spectrum News · Aug 27
• Weather Forecast and Conditions for Lake St. Louis, Missouri - The Weather Channel | Weather.com The Weather Channel · Jul 10
• Guinea pigs dumped along Highway N in Lake St. Louis FOX 2 · Aug 12
• Costco finalizes land purchase for newest St. Louis-area store KSDK · Aug 26

Live headlines via Google News — updates through the day.

📰 Local News

Read the latest Missouri headlines on our news site, Bless News Daily.

What Makes Lake St. Louis Unique

• The only place in America named Lake St. Louis — a truly one-of-a-kind name among 32,000+ US communities.
• Positioned in eastern Missouri, convenient to the region's corridors and crossings.
• Part of the fabric of Missouri — one of 1,082 recognized communities statewide.

Why People Love It Here

• The sweet spot: real amenities without big-city congestion.
• Local businesses and schools anchored by a stable resident base of 19,160.
• Easy reach of O'Fallon (4 mi) — commute to the city, live where it's calm.

🍽️ Where to Eat in Lake St. Louis

• Great Wall — chinese
• Pizza Hut — pizza
• St. Louis Bread Company
• BC's Kitchen
• Denny's — american
• Red Robin — burger

Local spots mapped by the OpenStreetMap community · click a restaurant to read or write reviews.

🏞️ Parks & Outdoors in Lake St. Louis

• Boulevard Park reviews ★
• Dardenne Park reviews ★
• Founders Park reviews ★
• Hawk Ridge Park reviews ★
• Kinetic Park reviews ★
• Veteran's Memorial Park reviews ★

Parks mapped by the OpenStreetMap community · "reviews" opens each park's live Google reviews.

🏫 Schools in Lake St. Louis

• DUELLO ELEM.
• GREEN TREE ELEM.
• LIBERTY HIGH SCHOOL

Public schools, U.S. Dept. of Education (NCES) 2023–24 directory.

⚡ Quick Facts

🌤️ Current Weather

Full forecast →

Source: National Weather Service

🗺️ Map of Lake St. Louis

🏘️ Nearby Communities