RANKING · 2025 ESTIMATES · 30 SHOWN OF 30

Most population gained, Alaska counties

Alaska counties that added the most residents from the 2020 census to 2025, by raw count of people rather than percentage. This list covers the 30 counties in Alaska that qualify, ranked against each other statewide. The median across all 30 is -120. Biggest climber in the top 100 since 2020: Southeast Fairbanks Census Area, AK, up 15 places to #3.

Flip the list · Most population lost, US counties →

AlaskaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Matanuska-Susitna, AKAK118,666+11,585−41%

02Kenai Peninsula, AKAK61,951+3,152−65%

03▲15Southeast Fairbanks Census Area, AKAK7,270+462+77%

04▲4Aleutians East, AKAK3,479+59−75%

05Copper River Census Area, AKAK2,666+49–

06▲6Prince of Wales-Hyder Census Area, AKAK5,777+24–

07▲7Yakutat, AKAK672+10–

08▲13Aleutians West Census Area, AKAK5,240+8−100%

09▲6Bristol Bay, AKAK847+3−102%

10▲7Denali, AKAK1,616-3–

11▲11Petersburg, AKAK3,394-4–

12▲12Haines, AKAK2,068-12−104%

13▼2Hoonah-Angoon Census Area, AKAK2,271-94–

14▲2Lake and Peninsula, AKAK1,357-119−177%

15▲4Wrangell, AKAK2,007-120–

16▼7Skagway, AKAK1,104-136–

17▲6Sitka, AKAK8,319-139−156%

18▼12Nome Census Area, AKAK9,830-216−124%

19▼16Bethel Census Area, AKAK18,391-275−112%

20Yukon-Koyukuk Census Area, AKAK5,028-315−84%

21▼8Dillingham Census Area, AKAK4,483-374−141%

22▼15Ketchikan Gateway, AKAK13,549-399−265%

23Kusilvak Census Area, AKAK7,932-436–

24▼20North Slope, AKAK10,582-449−132%

25Chugach Census Area, AKAK6,553-549–

26▼21Juneau, AKAK31,609-646−116%

27▼17Northwest Arctic, AKAK7,095-698−164%

28▼3Kodiak Island, AKAK12,387-714−218%

29▼2Fairbanks North Star, AKAK93,972-1,683−133%

30▼4Anchorage, AKAK287,155-4,092−112%

SHOWING 1–30 OF 30

Download CSV (full list, 30 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU POPULATION ESTIMATES