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ZIP Code 99131, Washington

ZIP Code 99131 profile, demographic data, and geographic information.

ZCTA5 99131 is a 5-digit ZIP Code area located in Stevens County, Washington. As of official census estimates, it has a reported population of 127. The land area covers 17.50 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 127 ±52 2020-2024 / Census ACS 5-Year 2024
Median Age 70.1 yrs ±2 2020-2024 / Census ACS 5-Year 2024
Total Households 96 ±47 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 115 ±51
Occupied Housing Units 96 ±47
Vacant Housing Units 19 ±19
Median Home Value $245,800 ±$186,630
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 $35,391 ±$4,303
Per Capita Income $29,332 ±$6,868
Poverty Rate 15.7% ±17.8%
Population Below Poverty Level 20 ±24
Unemployment Rate 0% ±144.4%
Civilian Labor Force, Employed 9 ±10
Broadband Internet Rate 53.1% ±13.2%
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: 49,015 (2024)
ID: 136098
County Official County Government
Contact: CHAIRMAN
215 S OAK ST, RM 214, COLVILLE WA 99114-2862

Education

Listing 8 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Alternative School Nearby 09-12 Hunters, WA
Regular School Nearby PK-12 Hunters, WA
Regular School Nearby KG-06 Gifford, WA
Regular School Nearby KG-05 Inchelium, WA
Regular School Nearby 09-12 Inchelium, WA
Regular School Nearby 06-08 Inchelium, WA
Regular School Nearby PK-08 Addy, WA
6 Nearby 2-17 COLVILLE, WA
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 4 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
HUNTERS PUBLIC LIBRARY
Library 13.5 mi away 5014 COLUMBIA RIVER RD., BLDG. #11, HUNTERS, WA, 99129
(509) 722-3877
CHEWELAH PUBLIC LIBRARY
Library 17.6 mi away 301 E. CLAY AVE, CHEWELAH, WA, 99109
(509) 935-6805
COLVILLE PUBLIC LIBRARY
Library 19.1 mi away 195 SOUTH OAK, COLVILLE, WA, 99114
(509) 684-6620
KETTLE FALLS PUBLIC LIBRARY
Library 21.5 mi away 605 MEYERS ST, KETTLE FALLS, WA, 99141
(509) 738-6817
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 CHEWELAH, WA US, located 16.4 miles from ZCTA5 99131. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 32.9° 20.3° 26.6° 2.22" —
February 39.8° 21.3° 30.5° 1.85" —
March 50.1° 26.8° 38.5° 2.21" —
April 60.2° 32.8° 46.5° 1.86" —
May 70.0° 40.4° 55.2° 2.03" —
June 75.7° 45.5° 60.6° 2.05" —
July 86.1° 48.8° 67.5° 0.99" —
August 86.3° 46.6° 66.5° 0.72" —
September 76.0° 39.0° 57.5° 0.95" —
October 59.3° 30.7° 45.0° 1.78" —
November 42.1° 26.1° 34.1° 2.37" —
December 33.0° 20.6° 26.8° 2.33" —
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
Inchelium CDP CDP 8.3 mi —
Twin Lakes CDP CDP 12.4 mi —
Addy CDP CDP 12.6 mi —
Chewelah city City 17.4 mi —
Valley CDP CDP 19.1 mi —
Colville city City 19.3 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 99131. • 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.