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Mattawa City Hall IMG 1447
Washington›Grant County

MattawaWA

A town of 3,874, settled in 1909.

Photo: Williamborg 18:11, 24 May 2008 (UTC) · Public domain
Photo of Mattawa

Mattawa, WA · Photo: Williamborg 18:11, 24 May 2008 (UTC) · Public domain · Source ↗

Is Mattawa a good place to live?

Mattawa earns a D−, 283rd of 285 graded towns in Washington, mostly because of incomes and health. The median household income is $38K, and 33% of residents live below the poverty line. CDC estimates put its residents' health behind 94% of the country. 33% of residents live below the poverty line in Mattawa, where Washington’s towns sit at 7.9% and U.S. towns at 9.6%. No town in Washington scores lower than Mattawa on civic life.

A shrinking town

Mattawa has shrunk 13% since 2010

4,437 counted in 2010 and 3,335 in 2020; an estimated 3,874 in 2025.

The decline has turned around: up 15.7% since 2020, after a 24.8% drop in the decade before.

4,4372010
3,3352020
3,8742025 est.

U.S. Census 2010 & 2020 counts · Census Bureau estimate, July 1, 2025

How Mattawa grades

Each subject compared with towns across the country (schools within Washington), ordered by how far Mattawa is from typical.

How grading works
Character Graded, but not part of the overall grade.
Described, not graded Taste, not quality: snow or an older crowd is neither good nor bad.

How TownRatings grades towns →

Matama Straw Bale Library Interior IMG 1443
Matama Straw Bale Library Interior IMG 1443, 2008
Mattawa’s story

117 years in pictures

Census counts: 394 in 1960, a low of 180 in 1970, 3,335 in 2020. The archive holds 6 old photos and papers going back to 2004 and 5 maps from 1917 on.

  • 1909Mattawa is settled
Explore the history →
Getting set up

Moving to Mattawa: who provides what

Who provides power, water and the rest in Mattawa, and how to reach them.

The full setup list →
PowerPUD No 2 of Grant County6.2¢/kWh · EIA 2025HIFLD · EIA
WaterCity of Mattawa water system1 health-based violation in 5 years · EPAEPA
Internet4 providers96% of addresses get 100/20 MbpsFCC
Trash & dumpNot on file yetWe don’t have Mattawa’s trash rules yet
SchoolsWahluke School DistrictWhich school depends on your addressNCES
Register to voteOnlineIn Washington you can register online until 8 days before Election Day, in person up to and including Election Day, or by mail (received 8 days before).vote.gov
Who runs elections hereGrant County AuditorGrant County; contacts on the Handbook page.FVAP, Apr 2024
ZIP code9934999349 100%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Sep 30, 2026.

The data

Ordered by what stands out in Mattawa.

Mattawa has property taxes about half the Washington norm, but it is a long drive from an emergency room and has poverty well above the Washington rate.

HealthD

More of Mattawa’s adults say their health is fair or poor than in the typical Washington or U.S. town

The nearest emergency room, Astria Sunnyside Hospital, is 29 miles away in a straight line. Against the 1,965 U.S. towns with household incomes like Mattawa’s, it is less healthy than 66%, so its D isn’t only a matter of income.

39% of Mattawa adults say their health is fair or poor. Of the 285 Washington towns we compare, none has a higher share of adults who report frequent physical distress than Mattawa. 21% of Mattawa adults report frequent mental distress.

6%healthier than U.S. townsDHealth Grade
MattawaWashington townsU.S. towns
Fair or poor health (CDC PLACES)39%17%19%
Obesity (CDC PLACES)46%33%35%
Frequent physical distress (CDC PLACES)19%13%14%
Get no exercise (CDC PLACES)40%18%25%
31 measures vs. Washington
3 better7 too close to call21 worse
What stands outMattawaWA
Fewer adults who have had cancer2.6%7.9%
Fewer adults with arthritis17.4%24.4%
More uninsured adults41.4%8.4%
Astria Sunnyside Hospital
29 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

SchoolsC−

Mattawa’s public schools trail 82% of Washington districts

Its public schools are run by the Wahluke School District. One of its 3 schools is below, with why it’s listed.

18%of WA districts it outscoresC−School Grade
SchoolLevelStudentsLetter
Mattawa ElementaryLargest public elementary schoolGrades KGrades K199–

NCES · EDFacts · graded within WA on state tests and graduation

HousingCost of living grade C+

A smaller share of households own their home in Mattawa than in most of Washington or the rest of the country

The median property tax bill is $1,116, against $4,556 across Washington, another input to its cost-of-living grade.

25% of households own their home in Mattawa. The typical Mattawa home is worth about $437,000, down 1% in a year, 26% below the Washington typical home. Mattawa’s median rent is $1,128 a month.

$437KZillow home value
MattawaWashington townsU.S. towns
Households that own their home25%71%73%
Median rent$1,128 a month$1,740 a month$1,185 a month

Typical home value

Mattawa$437K
Washington$588K
−1%
value change, 1 year
1
homes sold in May

Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center

Climate

In Mattawa, expect four seasons and hot summers

Mattawa has chilly winters and warm summers, with very little rain. The July high in Mattawa is 91°F.

91°summer high

Typical low → high °F

Winter27–41°
Spring41–66°
Summer58–87°
Fall41–64°
Nov 4
typical first frost
Mar 24
typical last frost
+0.9°
vs. the 20th-century average
91°
typical summer high

NOAA U.S. Climate Normals, 1991–2020

Work & commuteJobs & income grade D−

About one in five working residents works right in Mattawa

Jobs based here grew from 348 in 2013 to 848.

About one in 5 of Mattawa’s working residents works in town. Jobs based in Mattawa grew to 848 in 2023, 500 more than in 2013. The top destinations are Othello (4%), Pasco (3%) and Seattle (3%).

21%work in town
MattawaWashington townsU.S. towns
Working residents who work in town21%4.8%8%
Average trip to work26 minutes27 minutes25 minutes

Where working residents work

In Mattawa21%
Othello4%
Pasco3%
Seattle3%
Yakima2%
30 mi
median commute distance
848
jobs based in Mattawa
Balanced
jobs vs. working residents
C+
Walkability grade: more walkable than 39% of U.S. towns

Census LEHD 2023 · ACS

Natural hazardsHazard risk grade C+

Inland flooding leads a moderate hazard risk in Mattawa

Expected storm and flood damage is higher than in 57% of U.S. communities.

57risk score of 100
FEMA risk score
57Moderate riskLowerHigher
Inland floodingEarthquakesCold waves

FEMA National Risk Index · OpenFEMA

OutdoorsC

Conserved land covers 1.1% of Mattawa

0.1 miles of trail in 1 park or preserve.

1.1%conserved
MattawaWashington townsU.S. towns
Miles of trail per square mile0.1 miles per square mile0.80.4
Conserved land1.1%4%4.3%
1.1%
conserved · 7 of 674 acres
0.1 mi
of trails · 0.1 per sq mi
Biggest places to walkTrailsAcres
1. Hund Memorial Park—7

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

Keep exploring

Everything we know about Mattawa

18pages on Mattawa
After high school

Colleges nearby

None within 15 miles of Mattawa; the nearest are

About Mattawa

City in Washington, United States

Official town website ↗

Mattawa is an incorporated city in Grant County, Washington, United States. The population was 3,335 at the 2020 census.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Established
1909
Area
0.7 sq mi
Elevation
768 ft
ZIP code
99349
Area code
509

Questions about Mattawa

Short answers, built from the data on this page.

Is Mattawa, WA a good place to live?

Mattawa grades D− overall, in the bottom 2% of U.S. towns and #283 of 285 in Washington. It grades D for health and C− for schools. Jobs & income is its weak spot, with a D−.

Is Mattawa, WA expensive?

Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades C+.