Idaho Demographics Site Map

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Browse Idaho Zip Codes

• Zip Codes by Population

Largest 10 Counties by Population

1. Ada County
2. Canyon County
3. Kootenai County
4. Bonneville County
5. Twin Falls County
6. Bannock County
7. Madison County
8. Bonner County
9. Bingham County
10. Nez Perce County

Largest 10 Cities by Population

1. Boise City
2. Meridian
3. Nampa
4. Caldwell
5. Idaho Falls
6. Pocatello
7. Coeur d'Alene
8. Twin Falls
9. Post Falls
10. Rexburg

Largest 10 Zip Codes by Population

1. 83646
2. 83301
3. 83686
4. 83709
5. 83642
6. 83854
7. 83440
8. 83401
9. 83704
10. 83605

20 Richest Counties in Idaho

1. Blaine County
2. Ada County
3. Teton County
4. Valley County
5. Bonneville County
6. Kootenai County
7. Bingham County
8. Jefferson County
9. Franklin County
10. Nez Perce County
11. Bonner County
12. Fremont County
13. Madison County
14. Canyon County
15. Cassia County
16. Boise County
17. Adams County
18. Jerome County
19. Gem County
20. Twin Falls County

20 Richest Cities in Idaho

1. Hope
2. Rockford Bay
3. Hidden Springs
4. Swan Valley
5. Eagle
6. Sun Valley
7. Hayden Lake
8. Fernan Lake Village
9. Riverside
10. Ashton
11. Meridian
12. Parkline
13. East Hope
14. Letha
15. Dover
16. Ketchum
17. Ucon
18. Robie Creek
19. Boise City
20. Newdale