The Town Files

Mattawa, Washington

City in Grant County · population 3,335 (2020 Census)

Map: where Mattawa is in WashingtonMattawa
Household income
$38,388
Jan low / Jul high
30° / 92°
Snow a year
10 in
Tornadoes ≤10 mi since 1950
0
Median age
21.7

Mattawa is a city of 3,335 people in Grant County, Washington. It ranks better for cycling than 84% of Washington towns.

How Mattawa ranks

Percentile among Washington towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of Washington towns.

Mattawa lifestyle rankings vs other Washington townsRetirement7th pctFamilies16th pctQuiet38th pctWalkabilitybottomFirst-time buyers56th pctYoung professionals69th pctVibrancy30th pctHip & trendy2nd pctCollege town6th pctUpscalebottomVacation homesbottomSeaside characterbottomCycling84th pctTransitbottomDriving34th pcttypical
The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025).

Homes and cost of living

Median rent is $1,128 a month. 25.0% of households own their home.

Mattawa vs Grant County vs typical Washington townMattawaGrant CountyTypical Washington townHousehold income$38,388$73,267$90,625Monthly rent$1,128$1,116$1,597
Census ACS 5-year estimates, 2020–2024. "Typical town" = median of Washington towns with 500+ people.
HousingMattawaTypical Washington town
Median home value—$475,000
Median rent$1,128$1,597
Median household income$38,388$90,625
Home value ÷ income—×5.3×
Homeownership25.0%74.4%
Median year built19931985
Seasonal / vacation homes0.0%—

Who lives in Mattawa

PeopleMattawaTypical Washington town
Median age21.740.1
Age 65 and over3.2%17.9%
Under 1836.9%—
Bachelor's degree or higher0.2%27.6%
Below the poverty line33.3%8.5%
Veterans0.5%—
Born outside the U.S.51.2%—
Work from home8.7%13.4%
Average commute25.7 min27.1 min
Homes with broadband91.1%93.9%

Weather in Mattawa

July highs average 91.6°F and January lows 29.6°F. About 7.5 inches of rain and melted snow fall a year, with 9.9 inches of snow (typical Washington town: 4.0 in). Expect about 50 days a year at 90°F or hotter and 75 nights at or below freezing.

Mattawa monthly temperatures and precipitation20°30°40°50°60°70°80°90°100°32° freezing41°30°Jan47°32°Feb57°38°Mar65°45°Apr75°53°May82°60°Jun92°67°Jul90°66°Aug80°58°Sep65°46°Oct50°36°Nov41°30°DecPrecipitation (in) · snow (in) in blue1.13.20.61.20.70.40.60.60.50.20.10.10.70.91.71.43.4
NOAA 1991–2020 climate normals: average daily high and low by month; precipitation and snowfall in inches. Temperatures from the Priest Rapids Dam station (6.3 mi away); snowfall estimated from the 1 nearest snow stations, weighted by distance.

Tornadoes, storms and disasters

NOAA's Storm Events Database has no tornado within 10 miles of Mattawa since 1950.

Severe weather in Grant County since 1996

Storm events in Grant County since 1996 by typeHail14Wildfire78High Wind57Ice Storm13Dust Storm51Heavy Snow167Flash Flood8Strong Wind18
NOAA Storm Events Database, Grant County, 1996–2026 (all event types recorded since 1996). 7 deaths recorded.

Grant County has been included in 12 federal disaster or emergency declarations since 1953, most often for fire, flood, drought.

DeclaredIncidentDeclaration
July 11, 2023FireFM-5469: Baird Springs Fire
March 22, 2020BiologicalDR-4481: Covid-19 Pandemic
March 13, 2020BiologicalEM-3427: Covid-19
August 12, 2018FireFM-5271: Grass Valley Fire
July 20, 2018FireFM-5257: Buckshot Fire

Jobs and pay in Grant County

Grant County had 43,158 jobs in 2024, paying an average of $63,558 a year. Unemployment was 5.2% in 2023; in Mattawa itself the ACS puts it at 11.6%.

Largest industries in Grant CountyManufacturing4,587 jobs · $74,745Retail3,540 jobs · $39,237Health care & social assistan…3,226 jobs · $53,467Hotels & restaurants2,783 jobs · $25,760Wholesale trade2,053 jobs · $94,319Construction1,814 jobs · $81,721
BLS Quarterly Census of Employment and Wages, 2024, private-sector jobs and average annual pay.
Unemployment rate in Grant County, 2000–20230%2%4%6%8%10%2000200420082012201620202023Grant 5.2%
Annual average unemployment rate (BLS Local Area Unemployment Statistics via USDA ERS).

Public schools in Mattawa

8 public schools with 2,483 students, about 17.6 students per teacher.

SchoolGradesStudentsPer teacher
Wahluke High School9-1278120.6
Wahluke Junior High6-859618.1
Saddle Mountain ElementaryK-537113.3
Mattawa ElementaryK-533714.0
Morris Schott ElementaryK-523413.8
Mattawa Elementary Pre-SchoolPK-PK119—
Sentinel Tech Alt School9-123434.0
Developmental Pre-SchoolPK-PK11—

Towns near Mattawa

Mattawa questions

Is Mattawa, Washington a good place to retire?

On The Town Files lifestyle rankings, Mattawa scores better for retirees than 7% of Washington towns and quieter than 38%. 3.2% of residents are 65 or older (median age 21.7).

What is the weather like in Mattawa?

July highs average 91.6°F and January lows 29.6°F (NOAA 1991–2020 normals). It gets about 7.5 inches of precipitation a year and 9.9 inches of snow.

Does Mattawa get tornadoes?

No tornado has been recorded within 10 miles of Mattawa in NOAA's Storm Events Database since 1950.

How this page is made. Every number comes from public data, matched to Mattawa's Census boundary (GEOID 5344165). Comparisons use the median of Washington towns with at least 500 people. Weather comes from the nearest NOAA normals station; storm counts use NOAA tornado tracks within 10 miles of the town center. Data snapshot 2026-11-13.