Alaska Population By County in 2020
Updated on June 16, 2025.
Based on the US Census Vintage data estimates, in 2020, the population of Alaska was 733,017. Among all Alaska counties, Anchorage had the highest population (290,905), followed by Matanuska-Susitna (107,522), and Fairbanks North Star (95,349). Yakutat was the least populated county (682).
Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.
You can see similar information for other states and by state for the United States.
Related Topics: Alaska Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Alaska Population By County in 2020
Alaska Population By County in 2020
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| County | Population | % of State Population |
|---|---|---|
| Aleutians East | 3426 | 0.47 |
| Aleutians West | 5223 | 0.71 |
| Anchorage | 290905 | 39.69 |
| Bethel | 18670 | 2.55 |
| Bristol Bay | 830 | 0.11 |
| Chugach | 7082 | 0.97 |
| Copper River | 2614 | 0.36 |
| Denali | 1614 | 0.22 |
| Dillingham | 4840 | 0.66 |
| Fairbanks North Star | 95349 | 13.01 |
| Haines | 2085 | 0.28 |
| Hoonah-Angoon | 2354 | 0.32 |
| Juneau | 32203 | 4.39 |
| Kenai Peninsula | 58941 | 8.04 |
| Ketchikan Gateway | 13912 | 1.90 |
| Kodiak Island | 13044 | 1.78 |
| Kusilvak | 8369 | 1.14 |
| Lake and Peninsula | 1452 | 0.20 |
| Matanuska-Susitna | 107522 | 14.67 |
| Nome | 10019 | 1.37 |
| North Slope | 11006 | 1.50 |
| Northwest Arctic | 7795 | 1.06 |
| Petersburg | 3407 | 0.47 |
| Prince of Wales-Hyder | 5745 | 0.78 |
| Sitka | 8430 | 1.15 |
| Skagway | 1240 | 0.17 |
| Southeast Fairbanks | 6826 | 0.93 |
| Wrangell | 2129 | 0.29 |
| Yakutat | 682 | 0.09 |
| Yukon-Koyukuk | 5303 | 0.72 |