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ZIP Code 99840, Alaska

ZIP Code 99840 profile, demographic data, and geographic information.

ZCTA5 99840 is a 5-digit ZIP Code area located in Skagway Municipality, Alaska. As of official census estimates, it has a reported population of 1,244. The land area covers 442.93 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 1,244 ±102 2020-2024 / Census ACS 5-Year 2024
Median Age 41.2 yrs ±3.8 2020-2024 / Census ACS 5-Year 2024
Total Households 450 ±68 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 666 ±65
Occupied Housing Units 450 ±68
Vacant Housing Units 216 ±24
Median Home Value $435,400 ±$16,868
Median Gross Rent $1,280 ±$119
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $81,136 ±$17,376
Per Capita Income $60,329 ±$10,728
Poverty Rate 5.9% ±5.8%
Population Below Poverty Level 73 ±73
Unemployment Rate 9.1% ±6.8%
Civilian Labor Force, Employed 706 ±111
Broadband Internet Rate 93.3% ±1.8%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 1,119 (2024)
ID: 219910
County Official County Government
Contact: MGR
PO BOX 415, SKAGWAY AK 99840-0415

Education

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

Community Facilities & Infrastructure

Displaying 1 civic institution across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
SKAGWAY PUBLIC LIBRARY
Library 13.4 mi away 703 STATE STREET, SKAGWAY, AK, 99840
(907) 983-2665
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at SKAGWAY AP, AK US, located 13.6 miles from ZCTA5 99840. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 30.7° 22.2° 26.5° 2.17" —
February 34.7° 25.1° 29.9° 1.47" —
March 39.0° 27.9° 33.4° 1.52" —
April 49.3° 35.2° 42.2° 1.24" —
May 58.1° 42.7° 50.4° 1.07" —
June 62.9° 49.3° 56.1° 1.16" —
July 64.5° 52.0° 58.3° 1.38" —
August 63.4° 51.0° 57.2° 2.35" —
September 57.0° 46.1° 51.6° 3.89" —
October 48.1° 38.9° 43.5° 3.60" —
November 38.0° 29.8° 33.9° 2.55" —
December 33.8° 25.7° 29.7° 2.78" —
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
Skagway CDP CDP 13.1 mi —
Lutak CDP CDP 20.2 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 99840. • 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.