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ZIP Code 99788, Alaska

ZIP Code 99788 profile, demographic data, and geographic information.

ZCTA5 99788 is a 5-digit ZIP Code area located in Yukon-Koyukuk Census Area, Alaska. As of official census estimates, it has a reported population of 80. The land area covers 8.65 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 80 ±61 2020-2024 / Census ACS 5-Year 2024
Median Age 32.5 yrs ±3.2 2020-2024 / Census ACS 5-Year 2024
Total Households 38 ±31 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 61 ±31
Occupied Housing Units 38 ±31
Vacant Housing Units 23 ±8
Median Home Value $34,100 ±$32,067
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $59,286 ±$35,712
Per Capita Income $19,540 ±$14,482
Poverty Rate 73.8% ±24.3%
Population Below Poverty Level 59 ±49
Unemployment Rate 0% ±33.3%
Civilian Labor Force, Employed 30 ±31
Broadband Internet Rate 42.1% ±13.3%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Education

No public or private school records currently linked for this geographic area.
Search nationwide schools directly on K12Guides.com →

Community Facilities & Infrastructure

No matching records in loaded directories for this area.
Directory sourced from official CMS, NCES IPEDS, and IMLS PLS datasets.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at Fort Yukon, AK US, located 40.5 miles from ZCTA5 99788. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January — — — 0.46" —
February — — — 0.51" —
March — — — 0.37" —
April — — — 0.30" —
May — — — 0.36" —
June — — — 0.76" —
July — — — 1.44" —
August — — — 1.38" —
September — — — 0.87" —
October — — — 0.93" —
November — — — 0.61" —
December — — — 0.64" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Chalkyitsik CDP CDP 0.0 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 99788. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.