St. Louis County, County in Missouri, United States
St. Louis County spans 1,357 square kilometers of land near the Mississippi River, containing numerous municipalities and parks across its territory.
The county emerged in 1812 during the formation of Missouri Territory, establishing Clayton as its administrative center and developing into a major metropolitan region.
The county maintains multiple educational institutions, including Saint Louis University and Washington University, contributing to the region's academic advancement.
The transportation network includes Interstate highways 44, 55, 64, and 70, connecting residents to various parts of the metropolitan area.
The county records show a population density of 753 people per square kilometer, making it one of the most concentrated residential areas in Missouri.
Location: Missouri
Inception: 1812
Capital city: Clayton
Shares border with: St. Charles County, St. Louis, Jefferson County, Madison County, Franklin County, St. Clair County, Monroe County
Website: https://stlouiscountymo.gov
GPS coordinates: 38.64000,-90.44000
Latest update: May 26, 2025 19:47
Gateway Arch
22.2 km
The Dome at America's Center
21.9 km
Eads Bridge
23.4 km
Six Flags St. Louis
24.9 km
Busch Memorial Stadium
21.6 km
City Museum
20.8 km
Lemp Mansion
20.2 km
Bellerive Country Club
4.3 km
Forest Park
13.5 km
World Wide Technology Raceway at Gateway
26.5 km
Wainwright Building
21.6 km
Missouri Botanical Garden
16 km
Chain of Rocks Bridge
26.5 km
Saint Louis Zoo
13 km
Saint Louis Art Museum
12.7 km
Harris–Stowe State University
17.8 km
Jefferson Barracks Military Post
21.2 km
Fox Theatre
18.1 km
Kiel Auditorium
20.8 km
St. Louis County Library
3.2 km
St. Louis Public Library
20.9 km
Anheuser-Busch Brewery
20.4 km
Stifel Theatre
20.8 km
Ballpark Village
21.6 km
Jefferson Barracks National Cemetery
20.5 km
Old Courthouse
21.9 km
National Museum of Transportation
7.8 km
Hollywood Casino Amphitheatre
11.9 kmReviews
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