| County Name | Population | State | Rank |
|---|
| Anchorage Municipality | 291,826 | Alaska | 1 |
| Fairbanks North Star Borough | 97,581 | Alaska | 2 |
| Matanuska-susitna Borough | 88,995 | Alaska | 3 |
| Kenai Peninsula Borough | 55,400 | Alaska | 4 |
| Juneau City And Borough | 31,275 | Alaska | 5 |
| Bethel Census Area | 17,013 | Alaska | 6 |
| Kodiak Island Borough | 13,592 | Alaska | 7 |
| Ketchikan Gateway Borough | 13,477 | Alaska | 8 |
| Valdez-cordova Census Area | 9,636 | Alaska | 9 |
| Nome Census Area | 9,492 | Alaska | 10 |
| North Slope Borough | 9,430 | Alaska | 11 |
| Sitka City And Borough | 8,881 | Alaska | 12 |
| Northwest Arctic Borough | 7,523 | Alaska | 13 |
| Wade Hampton Census Area | 7,459 | Alaska | 14 |
| Southeast Fairbanks Census Area | 7,029 | Alaska | 15 |
| Yukon-koyukuk Census Area | 5,588 | Alaska | 16 |
| Aleutians West Census Area | 5,561 | Alaska | 17 |
| Prince of Wales-hyder Census Area | 5,559 | Alaska | 18 |
| Dillingham Census Area | 4,847 | Alaska | 19 |
| Petersburg Census Area | 3,815 | Alaska | 20 |
| Aleutians East Borough | 3,141 | Alaska | 21 |
| Haines Borough | 2,508 | Alaska | 22 |
| Wrangell City And Borough | 2,369 | Alaska | 23 |
| Hoonah-angoon Census Area | 2,150 | Alaska | 24 |
| Denali Borough | 1,826 | Alaska | 25 |
| Lake And Peninsula Borough | 1,631 | Alaska | 26 |
| Bristol Bay Borough | 997 | Alaska | 27 |
| Skagway Municipality | 968 | Alaska | 28 |
| Yakutat City And Borough | 662 | Alaska | 29 |