Ranking of Alaska Counties By Population in 2020
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2020, the Population for Alaska was 733.02K. Among all Alaska counties, Anchorage Borough had the highest population (290.90K), followed by Matanuska-Susitna Borough (107.52K), and Fairbanks North Star Borough (95.35K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Alaska counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Alaska Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2020 Census.
See this for other years:
Ranking of Alaska Counties By Population in 2020
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| Rank | County | Population |
|---|---|---|
| 1 | Anchorage Borough | 290905 |
| 2 | Matanuska-Susitna Borough | 107522 |
| 3 | Fairbanks North Star Borough | 95349 |
| 4 | Kenai Peninsula Borough | 58941 |
| 5 | Juneau City and Borough | 32203 |
| 6 | Bethel Borough | 18670 |
| 7 | Ketchikan Gateway Borough | 13912 |
| 8 | Kodiak Island Borough | 13044 |
| 9 | North Slope Borough | 11006 |
| 10 | Nome Borough | 10019 |
| 11 | Sitka City and Borough | 8430 |
| 12 | Kusilvak Borough | 8369 |
| 13 | Northwest Arctic Borough | 7795 |
| 14 | Chugach Borough | 7082 |
| 15 | Southeast Fairbanks Borough | 6826 |
| 16 | Prince of Wales-Hyder Borough | 5745 |
| 17 | Yukon-Koyukuk Borough | 5303 |
| 18 | Aleutians West Borough | 5223 |
| 19 | Dillingham Borough | 4840 |
| 20 | Aleutians East Borough | 3426 |
| 21 | Petersburg Borough | 3407 |
| 22 | Copper River Borough | 2614 |
| 23 | Hoonah-Angoon Borough | 2354 |
| 24 | Wrangell City and Borough | 2129 |
| 25 | Haines Borough | 2085 |
| 26 | Denali Borough | 1614 |
| 27 | Lake and Peninsula Borough | 1452 |
| 28 | Skagway Borough | 1240 |
| 29 | Bristol Bay Borough | 830 |
| 30 | Yakutat City and Borough | 682 |