Alaska Population By County in 2021

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2021, the population of Alaska was 734,420. Among all Alaska counties, Anchorage had the highest population (288,921), followed by Matanuska-Susitna (111,003), and Fairbanks North Star (95,553).

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).

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Alaska Population By County in 2021

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County	Population	% of State Population
Aleutians East	3416	0.47
Aleutians West	5156	0.70
Anchorage	288921	39.34
Bethel	18589	2.53
Bristol Bay	842	0.12
Chugach	6967	0.95
Copper River	2620	0.36
Denali	1595	0.22
Dillingham	4794	0.65
Fairbanks North Star	95553	13.01
Haines	2075	0.28
Hoonah-Angoon	2328	0.32
Juneau	31972	4.35
Kenai Peninsula	59947	8.16
Ketchikan Gateway	13823	1.88
Kodiak Island	12844	1.75
Kusilvak	8376	1.14
Lake and Peninsula	1421	0.19
Matanuska-Susitna	111003	15.11
Nome	9882	1.35
North Slope	10969	1.49
Northwest Arctic	7588	1.03
Petersburg	3385	0.46
Prince of Wales-Hyder	5723	0.78
Sitka	8382	1.14
Skagway	1149	0.16
Southeast Fairbanks	7015	0.96
Wrangell	2103	0.29
Yakutat	710	0.10
Yukon-Koyukuk	5272	0.72