Alaska Population By County in 2021 (ACS-5Yrs)

Updated on February 28, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the total population of Alaska was 735.95K. Among all Alaska counties, Anchorage was the most populated county (292.55K), followed by Matanuska-Susitna (106.81K), and then Fairbanks North Star (97.15K).

On the other hand, the least populated counties were: Yakutat (562), Bristol Bay (849), and Lake and Peninsula (986).

The chart and table below shows the population of each county and the percentage of Alaska population in each county.

You can see similar information for other states and by state for the United States.

Alaska Population By County in 2021
Alaska Population By County in 2021
Items per page:
0 of 0
County Population % of State Population
Aleutians East 3409 0.46
Aleutians West 5251 0.71
Anchorage 292545 39.75
Bethel 18514 2.52
Bristol Bay 849 0.12
Chugach 7015 0.95
Copper River 2635 0.36
Denali 2187 0.30
Dillingham 4899 0.67
Fairbanks North Star 97149 13.20
Haines 2098 0.28
Hoonah-Angoon 2327 0.32
Juneau 32240 4.38
Kenai Peninsula 58711 7.98
Ketchikan Gateway 13939 1.89
Kodiak Island 13218 1.80
Kusilvak 8354 1.14
Lake and Peninsula 986 0.13
Matanuska-Susitna 106807 14.51
Nome 10070 1.37
North Slope 10865 1.48
Northwest Arctic 7776 1.06
Petersburg 3368 0.46
Prince of Wales-Hyder 5886 0.80
Sitka 8518 1.16
Skagway 1329 0.18
Southeast Fairbanks 6849 0.93
Wrangell 2162 0.29
Yakutat 562 0.08
Yukon-Koyukuk 5433 0.74