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ZIP Code 99326, Washington

ZIP Code 99326 profile, demographic data, and geographic information.

ZCTA5 99326 is a 5-digit ZIP Code area located in Adams County / Franklin County, Washington. As of official census estimates, it has a reported population of 6,336. The land area covers 242.51 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 6,336 ±739 2020-2024 / Census ACS 5-Year 2024
Median Age 38.5 yrs ±1.9 2020-2024 / Census ACS 5-Year 2024
Total Households 1,438 ±222 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 1,513 ±230
Occupied Housing Units 1,438 ±222
Vacant Housing Units 75 ±68
Median Home Value $320,800 ±$64,712
Median Gross Rent $999 ±$162
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $82,500 ±$31,128
Per Capita Income $22,428 ±$2,550
Poverty Rate 7.3% ±4.5%
Population Below Poverty Level 331 ±212
Unemployment Rate 4.7% ±3.7%
Civilian Labor Force, Employed 2,078 ±412
Broadband Internet Rate 81.4% ±6.3%
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: 21,039 (2024)
ID: 194179
County Official County Government
Contact: ADAMS COUNTY AUDITOR
210 W BROADWAY AVE, STE 200, RITZVILLE WA 99169-1860

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby KG-06 Mesa, WA
Alternative School Nearby 09-12 Connell, WA
Regular School Nearby KG-06 Connell, WA
Regular School Nearby 09-12 Connell, WA
Regular School Nearby PK Connell, WA
Regular School Nearby PK Othello, WA
Regular School Nearby PK-12 KAHLOTUS, WA
Regular School Nearby KG-06 Mesa, WA
Alternative School Nearby KG-12 Connell, WA
Alternative School Nearby 09-12 Connell, WA
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 6 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
CONNELL BRANCH LIBRARY
Library 1.1 mi away 118 N. COLUMBIA, CONNELL, WA, 99326
(509) 234-4971
KAHLOTUS BRANCH LIBRARY
Library 13.7 mi away 225 E WESTON ST, KAHLOTUS, WA, 99335
(509) 282-3493
BASIN CITY BRANCH LIBRARY
Library 15.3 mi away 50-A N. CANAL BLVD., BASIN CITY, WA, 99343
(509) 269-4201
OTHELLO BRANCH LIBRARY
Library 19.1 mi away 101 E. MAIN STREET, OTHELLO, WA, 99344
(509) 488-9683
MERRILL'S CORNER BRANCH LIBRARY
Library 19.4 mi away 5240 ELTOPIA WEST RD, ELTOPIA, WA, 99330
(509) 546-8051
WARDEN PUBLIC LIBRARY
Library 22.7 mi away 305 S MAIN AVE, WARDEN, WA, 98857
(509) 349-2226
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 CONNELL 1 W, WA US, located 2.0 miles from ZCTA5 99326. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 39.2° 26.6° 32.9° 1.17" —
February 46.1° 28.9° 37.5° 0.80" —
March 55.8° 32.4° 44.1° 0.84" —
April 64.7° 37.3° 51.0° 0.74" —
May 73.8° 44.3° 59.1° 0.83" —
June 80.3° 50.1° 65.2° 0.58" —
July 89.6° 55.2° 72.4° 0.29" —
August 88.1° 54.8° 71.4° 0.23" —
September 79.2° 47.3° 63.3° 0.30" —
October 63.9° 37.6° 50.8° 0.77" —
November 47.6° 31.3° 39.5° 1.01" —
December 38.5° 27.2° 32.9° 1.27" —
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
Connell city City 0.6 mi —
Hatton town Town 7.3 mi —
Mesa city City 10.0 mi —
Kahlotus city City 13.7 mi —
Basin City CDP CDP 15.9 mi —
Othello city City 18.5 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 99326. • 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.