1. Dallas County
Median Household Income: $73,847;
Cities include: Dallas Center, West Des Moines, Adel, and Waukee.
2. Mills County
Median Household Income: $63,076;
Cities include: Glenwood, Pacific Junction, and Silver City.
3. Warren County
Median Household Income: $62,535;
Cities include: A small part of Des Moines, Indianola, and Norwalk.
4. Bremer County
Median Household Income: $61,216 ;
Cities include: Waverly, Sumner, Denver, and Tripoli.
5. Polk County
Median Household Income: $59,018;
Cities include: Des Moines, Polk City, Clive, and Ankeny.
6. Plymouth County
Median Household Income: $58,888;
Cities include: Le Mars, Akron, and Remsen.
7. Cedar County
Median Household Income: $58,088;
Cities include: Tipton, West Branch, and Lowden.
8. Iowa County
Median Household Income: $58,008;
Cities include: Marengo, Williamsburg, and Amana.
9. Madison County
Median Household Income: $57,581;
Cities include: Winterset, Saint Charles, and Earlham.
10. Linn County
Median Household Income: $57,260;
Cities include: Cedar Rapids, Marion, and Mount Vernon.
11. Sioux County
Median Household Income: $57,227;
Cities include: Sioux Center, Orange City, and Rock Valley.
12. Grundy County
Median Household Income: $56,827;
Cities include: Grundy Center, Conrad, and Wellsburg.
13. Benton County
Median Household Income: $56,669;
Cities include: Vinton, Bell Plaine,and Urbana.
14. Dickinson County
Median Household Income: $56,136;
Cities include: Spirit Lake, Okoboji, and Arnolds Park.
15. Buchanan County
Median Household Income: $55,553;
Cities include: Independence, Jesup, and Hazelton.
Have any of these really surprised you? Share your thoughts with us in the comments section below!
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