ZIP Code 99349 - Mattawa Washington

ZIP Code 99349 is located in Mattawa Washington. Portions of 99349 are also in Desert Aire. 99349 is primarily within Grant County, with some portions in Benton County. Regionally, it is located in the Spokane Area.

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ZIP Code 99349 Quick Stats

ZIP Code NameMattawa
Primary CountyGrant County
ZIP Code TypeStandard
Population (2022)7,531
Area Code(s)509
Current Time
PDT

ZIP Code 99349 Map

99349 Demographics

99349 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Washington based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 99349 is Hispanic. The majority race/ethnicity attending public schools in 99349 is Hispanic. The current unemployment level in 99349 is 4.3%.

Population7,531
Population Growth Rate-17.76%
Population Density22 People per Square Mile
Total Households1,886
Percentage High Income Households1.6%
Median Houshold Income (2021)$62,778
Average Adjusted Gross Income (2020)$41,330
Current Unemployment Rate (February 2024)4.3%
Majority Race/EthnictyHispanic - 75.54%
Public School Majority Race/EthnictyHispanic - 97.11%

99349 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White2,00323.47%
Black00%
Hispanic6,44875.54%
Asian310.36%
Native American540.63%
Hawaiian/Pac. Islander00%

99349 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White552.18%
Black20.08%
Hispanic2,45097.26%
Asian00%
Native American110.44%
Hawaiian/Pac. Islander10.04%

99349 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1458.9%
Bachelor Degree22213.62%
High School Diploma68441.96%
No High School Diploma17910.98%
GED or Alternate603.68%
1 or More Years of College25415.58%
Associates Degree130.8%
Masters Degree402.45%
Professional Degree332.02%
Doctorate Degree00%

99349 Geography

Coordinates46.74204254,-119.68390656
Adjacent ZIP Codes
Cities/Towns in 99349
RegionsSpokane Area
Yakima-Richland-Kennewick Area
Metropolitan/Micropolitan Stat AreasMoses Lake, WA
Kennewick-Richland, WA
Time ZonePacific Daylight Time
IANA TimezoneAmerica/Los_Angeles
Area345 Square Miles

99349 Politics

US Congressional Districts in 99349
Washington State Senate Districts in 99349
Washington State House of Representatives Districts in 99349

99349 Schools

99349 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneBWk - Cold Desert Climate
Ecoregion10e - Pleistocene Lake Basins

99349 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)25293541495661615241332642
Avg Max Temp (°F)39475766748290898066493965
Avg Precip (In.).78.63.61.43.48.35.15.26.32.46.911.076.46

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