ZIP Code Tabulation Area · Alaska

ZIP Code 99621: Kwethluk, AK

ZIP Code 99621 (Kwethluk, Bethel Census Area, Alaska) has an estimated 975 residents in 203 households. The median household income is $51,917, the median home value is $86,700 and the median gross rent is $725/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

975

Margin of error ±160

Median household income

$51,917

Margin of error ±$10,303

Median home value

$86,700

Margin of error ±$19,069

Median gross rent

$725/mo

Margin of error ±$203

Median age

24.1 yrs

Margin of error ±1.9 yrs

Mean travel time to work

5.8 min

Margin of error ±1.9 min

How ZIP 99621 compares with Alaska and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 9962124.1 yrsAlaska35.8 yrsUnited States38.9 yrs

Median household income

ZIP 99621$51,917Alaska$92,788United States$80,734

Per capita income

ZIP 99621$14,175Alaska$46,573United States$44,673

Poverty rate

ZIP 9962130.9%Alaska10.1%United States12.5%

Unemployment rate

ZIP 9962129.1%Alaska5.9%United States5.2%

Bachelor's degree or higher

ZIP 996215.1%Alaska31.7%United States35.7%

Median home value

ZIP 99621$86,700Alaska$352,900United States$332,700

Median gross rent

ZIP 99621$725/moAlaska$1,419/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9962173.9%Alaska66.8%United States65.2%

Mean travel time to work

ZIP 996215.8 minAlaska19.4 minUnited States26.4 min

Worked from home

ZIP 996214.7%Alaska9.7%United States15.1%

All figures for ZIP 99621

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 99621 — ACS 2020–2024 5-year estimates
MeasureZIP 99621Margin of errorAlaskaUnited States
Total population975±160735,706334,922,499
Median age24.1 yrs±1.9 yrs35.8 yrs38.9 yrs
Households203±30270,533129,227,496
Median household income$51,917±$10,303$92,788$80,734
Per capita income$14,175±$2,027$46,573$44,673
Poverty rate30.9%±9.8 pts10.1%12.5%
Unemployment rate29.1%±8.1 pts5.9%5.2%
Bachelor's degree or higher5.1%±4.0 pts31.7%35.7%
Median home value$86,700±$19,069$352,900$332,700
Median gross rent$725/mo±$203$1,419/mo$1,413/mo
Owner-occupied homes73.9%±9.2 pts66.8%65.2%
Mean travel time to work5.8 min±1.9 min19.4 min26.4 min
Worked from home4.7%±3.7 pts9.7%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 99621
GroupZIP 99621AlaskaUnited States
White alone, not Hispanic or Latino0.9%57.7%57.4%
Black or African American alone, not Hispanic or Latino0.0%2.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino96.1%13.2%0.5%
Asian alone, not Hispanic or Latino0.4%6.4%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%1.5%0.2%
Some other race alone, not Hispanic or Latino0.0%0.7%0.6%
Two or more races, not Hispanic or Latino2.6%10.3%4.3%
Hispanic or Latino (of any race)0.0%7.3%19.3%

Where ZIP 99621 is

State
Alaska
Main county
Bethel Census Area
Largest overlapping place
Kwethluk (100% of the ZIP's land area)
Land area
10.18 sq mi· about 96 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Bethel Census Area

99551 Akiachak, AK99552 Akiak, AK99557 Bethel Census Area, AK99559 Bethel, AK99561 Chefornak, AK99575 Crooked Creek, AK99578 Eek, AK99589 Bethel Census Area, AK99607 Upper Kalskag, AK99609 Kasigluk, AK99614 Kipnuk, AK99622 Kwigillingok, AK99626 Lower Kalskag, AK99630 Mekoryuk, AK99634 Napakiak, AK99637 Toksook Bay, AK99641 Nunapitchuk, AK99651 Platinum, AK99655 Quinhagak, AK99668 Sleetmute, AK99679 Tuluksak, AK99680 Tuntutuliak, AK99681 Tununak, AK99690 Nightmute, AK

See every ZIP code in Alaska, or compare ZIP 99621 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.