Missouri Demographics Site Map

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Browse Missouri Zip Codes

• Zip Codes by Population

Largest 10 Counties by Population

1. St. Louis County
2. Jackson County
3. St. Charles County
4. Greene County
5. St. Louis city/county
6. Clay County
7. Jefferson County
8. Boone County
9. Jasper County
10. Cass County

Largest 10 Cities by Population

1. Kansas City
2. St. Louis
3. Springfield
4. Columbia
5. Independence
6. Lee's Summit
7. O'Fallon
8. St. Charles
9. St. Joseph
10. St. Peters

Largest 10 Zip Codes by Population

1. 63376
2. 65203
3. 65807
4. 63021
5. 63366
6. 63301
7. 63129
8. 63385
9. 63031
10. 63123

20 Richest Counties in Missouri

1. St. Charles County
2. Platte County
3. St. Louis County
4. Clay County
5. Cass County
6. Osage County
7. Christian County
8. Warren County
9. Jefferson County
10. Lincoln County
11. Boone County
12. Ray County
13. Lafayette County
14. Cole County
15. Adair County
16. Franklin County
17. Jackson County
18. Andrew County
19. Callaway County
20. Clinton County

20 Richest Cities in Missouri

1. Country Life Acres
2. Huntleigh
3. Ladue
4. Westwood
5. Frontenac
6. Clarkson Valley
7. Town and Country
8. Des Peres
9. Loch Lloyd
10. Shoal Creek Estates
11. Parkville
12. Glendale
13. Clayton
14. Vibbard
15. Warson Woods
16. Osgood
17. Weldon Spring
18. Wildwood
19. Lake Lotawana
20. Weatherby Lake