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St Louis County


Facts & Information

The Cities and communities of St Louis County, Missouri *

Affton, Allenton

Ballwin, Bella Villa, Bellefontaine Neighbors, Bellerive, Bel-nor, Bel-ridge, Berkeley, Beverly Hills, Blackjack, Breckenridge Hills, Brentwood, Bridgeton

Calverton Park, Carsonville, Castle Point, Champ, Charlack, Chestefield, Clarkson Valley, Clayton (County Seat), Concord, Cool Valley, Country Club Hills, Country Life Acres, Crescent, Crestwood, Creve Coeur, Crystal Lake Park

Dellwood, Des Peres

Edmundson, Ellisville, Eureka

Fenton, Ferguson, Flordell Hills, Florissant, Frontenac

Glendale, Glen Echo Park, Grantwood Village, Green Park, Greendale

Hanley Hills, Hazelwood, Hillsdale, Huntleigh


Kinloch, Kirkwood

Ladue, Lakeshire, Lemay

Mackenzie, Manchester, Maplewood, Marlborough, Maryland Heights, Mehlville, Moline Acres

Normandy, Northwoods, Norwood Court

Oakland, Oakville, Olivette, Overland

Pacific, Pagedale, Pasadena Hills, Pasadena Park, Pine Lawn

Richmond Heights, Riverview, Rock Hill

Sappington , Shrewsbury, Spanish Lake, St Ann, St George, St John, St Louis, Sunset Hills, Sycamore Hills

Times Beach, Town and Country, Twin Oaks

University City, Uplands Park

Valley Park, Velda City, Velda Village Hills, Vinita Park, Vinita Terrace

Warson Woods, Webster Groves, Wellston, Westwood, Wilbur Park, Wildwood, Winchester, Woodson Terrace

*This list of cities may not be complete

If you have information about any of these unlinked communities or have a community not listed at all, please send it to us and we will add a page for that community.

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Information & Facts about St Louis County, Missouri


St. Louis County website
41 South Central
Clayton, Missouri 63105

The largest city, St. Louis, is an independent city, not affiliated with St. Louis County. Clayton is the county seat for St Louis County.

The county is governed by a full-time county executive. It is an elected and salaried position with a term of four years. There is also a county council with seven councilpersons. Each is elected to staggered four year terms each from a separate district.

The current St. Louis County charter was adopted by the voters on November 6, 1979.


2000 - 1,016,315 (US Census)
2001 - 1,015,417 (US Census)

2000 - 2001 persons per square mile

Metro area has population of 2,603,607 (2000)


St Louis County is located in east-central Missouri. To the north is the Missouri River and Saint Charles County. Madison County, Illinois is to the northeast. Jefferson County and the Meramec River form most of the southern border. Franklin County is to the southwest. To the southeast are both St Clair County and Monroe County, Illinois. The City of Saint Louis and the Mississippi River are to the east.

Maps and other GIS information


In general:
Average Winter Temperature: 29.5 F.
Average Spring Temperature: 56.6 F.
Average Summer Temperature: 80.5 F.
Average Fall Temperature: 59.2 F.
Average Annual Precipitation: 39.8 inches
Average Annual Snowfall: 19.6 inches

Spring is normally the wettest time of year with winter being the driest. Thunderstorms are common with some severe enough to have large hail and even tornados that do great damage.

Other Facts & Figures:

St. Louis County is the largest county in the state. There are 92 municipalities. The county does NOT include the city of St. Louis.

Size: 524 square miles
Land Area: 508 square miles
Water Area: 16 square miles

Median Household Income: $50,532 (2000)
Median Family Income: $61,680 (2000)

Per Capita Income:
2000 - $27,595
2006 - $49,727

the St. Louis Metropolitan Statistical Area (MSA), is made up of seven counties in Missouri and five counties in Illinois.


The county was formed on 1 October 1812 and was named for Saint Louis, King of France.

The city of St. Louis and the county separated in 1876 with the city becoming independent from the county. The county, at the time, was mostly rural. Many of the suburbs grew up around the time of the 1904 World's Fair here. As time went on, both the city and the county began to become more urban with more housing, business and industry.

A history page for the County. This is also a great history page for both the county and the city.
Historic buildings of St. Louis county


Latitude: 38.63
Longitude: 90.20

The western county is less populated due to the rugged areas of the Ozark Mountains. Most of the rest of the county is a plateau. Some of the bluffs over the Mississippi River several hundred feet high. Portions of the county are in a large floodplain that is protected by high levees. The largest natural lake is Creve Coeur Lake


Genealogy information page
St. Louis County Library - Special Collections

St. Louis Genealogical Society
P.O. Box 43010
St. Louis, Missouri 63143
Phone: 314-647-8547

US GenWeb page for the city and county of St. Louis


St. Louis County Libraries
1640 S. Lindbergh Blvd.
St. Louis, MO 63131-3598
Phone: 314.994.3300


Affton School District
8701 Mackenzie Road
Saint Louis, MO 63123
Phone: (314) 638-8770
Fax: (314) 631-2548

Bayless School District
4530 Weber Road
St. Louis, Missouri 63123
Phone: 314-631-2244
Fax: 314-544-6315

Brentwood School District
1201 Hanley ILndustrial Court
Brentwood, Missouri 63144
Phone: 314-962-4507
Fax: 314-962-7302

Clayton School District
#2 Mark Twain Circle
Clayton, Missouri 63105
Phone: 314-854-6000

Kirkwood School District
11289 Manchester Road
Kirkwood, Missouri 63122
Phone: 314-213-6100

Mehlville School District
3120 Lemay Ferry Road
St Louis, Missouri 63125
Phone: 314-467-5000

Rockwood School District
111 East North Street
Eureka, Missouri 63025
Phone: 636-733-2000

Webster Groves School District
400 East Lockwood
Webster Groves, Missouri. 63119
Phone: (314) 961-1233

Organizations & Groups:

St. Louis Convention & Visitor's Commission
701 Convention Plaza, Suite 300
St. Louis, MO 63101
Toll-free: 800.325.7962

St. Louis Regional Chamber and Growth Association
One Metropolitan Square, Suite 1300
St. Louis, MO 63102
Phone 314 231 5555
Fax 314 206 3277

West St. Louis County Chamber of Commerce
134 Enchanted Parkway, Ste. 204
Manchester, MO 63021
Phone 636-230-9900
Fax 636-230-9912

Attractions & Other Information:

St. Louis Visitor's Guide
The St. Louis Travel Portal provided by the St. Louis Convention & Visitors Commission

Attractions in St. Louis and the area

St. Louis Cardinals
Busch Stadium
St. Louis, MO 63102
Phone: 314-345-9600
Tickets: 314-352-0212
Professional Baseball at its finest!

St. Louis Rams

One Rams Way
St. Louis, MO 63045
Phone: 314-982-7267

St. Louis Rams Ticket Office
Edward Jones Dome
901 North Broadway
St. Louis, MO 63101
Phone: (314) 425-8830
National Football League

St. Louis Blues Hockey Club
Scottrade Center
1401 Clark Ave
St. Louis, MO 63103
Phone: (314) 622-2500
National Hockey League

Learn more about St. Louis County

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This page was last updated on 6 May 2010 at 7:19 pm

This page was created on 13 March 2004