ZIP Code 99626 in Lower Kalskag, AK

Data Last Updated: March 1, 2026
City:Lower Kalskag, Alaska
Borough:Bethel Borough
Timezone:Alaska (GMT -09:00)
Local Time:9:22:53 AM
Population:278 [See All]
Area Code:907
Classification:PO Box
Coordinates:61.4281, -160.5612
Land Area:1.235 sq mi
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In the United States, a county equivalent is a political or administrative subdivision of a state. It has a specific geographic area and some level of governmental authority. The term "county" is used in 47 states. Alaska, Louisiana, and Connecticut have functionally equivalent subdivisions called Boroughs, Parishes, and Planning Regions, respectively. They functionally act like counties by subdividing the state.

99626 - Lower Kalskag, AK

ZIP Code 99626, Lower Kalskag

Tribal
LocationBethel County, AK
Area1.8 sq mi
Population278
Households82
PO Boxes69 (84% adoption)
Median Age30.0 years
ZIP CreatedBefore Oct 2004
Key Facts
  • Lower Kalskag is a PO Box-only ZIP code with no street delivery service available to residents
  • 94% of the population is Native American, making this one of Alaska's predominantly tribal communities
  • The post office maintains 69 PO Boxes for 82 occupied households, an 84% adoption rate
  • The community spans 1.75 square miles with a population of 278 people
  • Median household income is $36,250, with a median home value of $207,500
  • The population-to-household ratio of 3.4 reflects extended family living arrangements typical in Alaska Native villages

Mail Delivery in a Remote Village

The adoption rate of 0.84 means 84% of households maintain PO Boxes relative to the occupied housing count. For a community where 94% of residents are Native American, this post office functions as essential infrastructure. The ZIP doesn't offer street delivery. The single street in the ZIP4 system is E St, which appears in postal records but doesn't change the reality that PO Box service is the lifeline here.

Economic and Geographic Context

The median household income is $36,250. The median home value is $207,500. These aren't abstract statistics. They reflect the economic reality of a remote Alaskan village where geography dictates infrastructure. The population-to-household ratio of 3.4 suggests extended family households, common in Alaska Native communities.

The Post Office as Community Infrastructure

Lower Kalskag's post office doesn't just sort mail. It's where residents collect government correspondence, subsistence hunting permits, and orders from outside. The 69 PO Boxes serve 82 occupied households because this is how mail works here. No carrier routes traverse the village. No trucks deliver to doorsteps. The post office is the delivery system.

Street Name Patterns

Minimal Street Infrastructure

Postal records show only E St in the ZIP4 database, reflecting the minimal street-based delivery infrastructure in this remote Alaska village where PO Boxes are the standard.

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Population & Demographics


ZIP Code 99626 has 278 residents and 82 households (average 3.39 persons per household). The median age is 30.0 years, younger than the state (35.6) and significantly younger than the nation (38.8). The gender split is 51.8% male and 48.2% female, which is slightly higher than the national male share (49.1%), making this a male-majority area. Largest groups are American Indian & Alaska Native (94.2%, much higher than the state average of 15.2% and well above the national average of 1.1%) and White (2.2%, much lower than the state average of 59.4% and well below the national average of 61.6%); Hispanic or Latino residents make up 0.7%, which is much lower than the national average (18.7%), and American Indian & Alaska Native share is much higher than both the state (15.2%) and national averages (1.1%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:278Source: Census DHC
2024 ACS Population Estimate:239Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:225.1 people per sq mile
Average Income:$30,500Source: Census ACS
Households:82Source: Census DHC
Average House Value:$300,000Source: Census ACS
Persons Per Household:3.39Source: Census DHC
Average Family Size:3.38Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--286267297334312280322283270293304261234239
Decennial Census282------------------278--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 30

Male Median Age: 30

Female Median Age: 30

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male13201588817910556673400
Female1618678129812578653013
Total29382115162026172210121412126413
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:62.22%
Black:00%
Hispanic:*20.74%
Asian:00%
American Indian:26297.04%
Hawaiian:00%
Other:00%
Total:270100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:14451.80%30.0 years
Females:13448.20%30.0 years
Total:278100%30.0 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:239100.00%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:239100%
Total Native Population:239100.00%
Total Foreign-born Population:00.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $30,500, which is much lower than the national median ($80,734), is down $13,071 (30.0%) since 2011 and below its 2019 pre-pandemic level by $2,833. Family households earn a median of $39,000 versus $12,500 for nonfamily households (a difference of $26,500). By gender, male median income is $68,750 and female is $0, which is considerably lower than the national female median ($55,274), with a current gap of $68,750 that has widened from 2011 to 2024. The labor-force participation rate is 60.7%, which is trails slightly the national rate (63.5%). The unemployment rate is 24.7%, which is considerably above the national rate (5.2%). The largest occupation group is Service (28.1%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$43,571$38,750$28,625$31,111$30,625$30,208$33,036$32,813$33,333$33,250$31,719$33,125$36,250$30,500
Median Family Income$36,875$28,750$28,125$31,016$31,563$32,500$34,107$35,625$35,625$34,500$33,750$38,750$40,625$39,000
Median NonFamily Income$18,438$11,875$18,125$15,625$13,333$14,107$13,500$13,750$0$26,875$26,250$18,125$20,417$12,500
Median Male Income$40,417$31,875$24,375$48,750$35,000$0$41,875$43,750$41,250$0$21,563$0$0$68,750
Median Female Income$31,875$0$0$0$67,813$68,333$60,625$61,250$68,750$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:6445.71%
Unemployed:2115.00%
Not In Labor Force:5539.29%
Total:140100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:1523.44%
Service:1828.13%
Sales and Office:1828.13%
Natural resources, construction, and maintenance:34.69%
Production, transportation, and material moving:1015.63%
Total Civilian Employed Population:64100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $300,000, which is falls short of the national median ($332,700), is up $140,600 (88.21%) since 2011 and above its 2019 pre-pandemic level by $143,700. The median gross rent is $700, which is much lower than the national median ($1,413), is up $100 (16.67%) since 2011 and above its 2019 pre-pandemic level by $192. Of occupied housing, owners make up 72.22% (15.38% with a mortgage, 84.62% free-and-clear) and renters 27.78% - making this ZIP Code under national rental averages. Insufficient data for vacancy rate.

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$159,400$162,500$206,800$173,400$173,400$189,100$195,000$175,000$156,300$155,000$157,800$172,900$207,500$300,000
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:420.00%
$500 to $999:420.00%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:1260.00%
Total:20100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$600$475$425$475$0$0$0$525$508$400$0$475$0$700
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):811.11%
Owner Occupied (free and clear, no mortgage):4461.11%
Renter Occupied:2027.78%
Total Occupied Housing Units:72100%

Occupied Housing Units:7283.72%
Vacant Housing Units (not graphed):1416.28%
Total Housing Units:86100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:8497.67%
Multi-Family Units:00.00%
Other Units:22.33%
Total Housing Units:86100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 4.50% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.70%). High school or higher is 79.50%, which is far lower than the national rate (89.60%). The uninsured rate is 12.60%, which is comparable to the national rate (8.40%). Private coverage is 7.50%, which is far lower than the national rate (67.10%). Public coverage is 82.80%, which is far higher than the national rate (36.70%). The share of people in poverty is 36.20%, which is far higher than the national rate (8.80%), up 15.80 percentage points since 2011 and below its 2019 pre-pandemic level by 2.20 percentage points. This signals a sharp increase in hardship - a shrinking consumer base, heavy pressure on public services, and job-market contraction risks. Among residents ages 3+, the largest enrollment group is elementary (63.89%). College enrollment is 0.00%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:86.06%
9th to 12th grade, no diploma:1914.39%
High school graduate (includes equivalency):8866.67%
Some college, no degree:118.33%
Associate's degree:00.00%
Bachelor's degree:64.55%
Graduate or professional degree:00.00%
Total:132100%
High school or higher:10579.55%
Bachelor's degree or higher:64.55%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:187.32%
Public Insurance:19880.49%
No Insurance:3012.20%
Total:246100%
Has Health Insurance:21687.80%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty18.2%23.9%26.8%29.0%28.8%31.5%35.4%36.8%36.2%39.3%42.3%35.4%34.0%36.2%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:68.33%
Kindergarten:1622.22%
Elementary school (grades 1-8):4663.89%
High school (grades 9-12):45.56%
College or graduate school:00.00%
Total:72100%
Early Childhood:2230.56%
K-12 (Primary & Secondary School):6691.67%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 99626 is designated for PO Box delivery only; business establishment and employment data are not available.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:71Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 99626 is located in Bethel Borough, Alaska, within the Metropolitan Statistical Area (CBSA ) and Alaska's 0th Congressional District. This area has a population of 0 people, about 0.00% of whom live in ZIP Code 99626. It covers 1.235 sq mi of land and a water area of 0.516 sq mi.

CBSA Name:--Source: Census
CBSA Number:--Source: Census
CBSA Type:--Source: Census
CBSA Division:--Source: Census
CBSA Population:0Source: Census
MSA:Source: Census
Land Area:1.235 sq miSource: Census
Water Area:0.516 sq miSource: Census
Congressional District:00Source: USPS
Congressional Land Area:571951.26 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:0245460Source: Census
Place Name:Lower Kalskag city; AlaskaSource: Census

Adjacent & Nearby ZIP Codes


99627 | | 99625

Schools in ZIP Code 99626


ZIP Code 99626 is in the Kuspuk School District, which serves grades Pre-Kindergarten thru 12th. There are 1 public school(s) in this ZIP Code, and we have located 0 private school(s).

Zackar Levi Elementary 208 Beach Front Rd
Lower Kalskag, AK 99626
District: Kuspuk School District

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on March 1, 2026.

  1. U.S. Postal Service [Last Updated: 3/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 3/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 3/1/2026], https://nces.ed.gov