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SCHOOL COMMUNITY·WAHLUKE SCHOOL DISTRICT·NCES 530936001595

Mattawa Elementary

400 N Boundary, Mattawa, WA 99349 · (509) 932-4433 · Grant County
GRADES KG–KGELEMENTARY43-RURALTITLE IREGULAR SCHOOL199 STUDENTS
Enrollment
199
Elementary
DISTRICT 223 · STATE 380
Student : Teacher
14.9:1
13 FTE teachers
DISTRICT 16.8:1 · STATE 17.3:1
Free / Reduced Lunch
86%
171 students
DISTRICT 86% · STATE 51%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Kindergarten199100%
Student demographics
2%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 3% · STATE 68% · US 70%
Hispanic
19799%
DISTRICT 98% · STATE 27% · US 30%
Two+
11%
DISTRICT 0% · STATE 9% · US 5%
Pacific Islander
11%
DISTRICT 0% · STATE 2% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
10352%
Female
9648%

School pathway

Students here typically continue to
Mattawa Elementary→Saddle Mountain Elementary→Morris Schott Elementary
Feeds from
Developmental Pre-SchoolPK–PKMattawa Elementary Pre-SchoolPK–PK
Based on grade levels within Wahluke School District. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

Smarter Balanced + WCAS 2023-24 . % Met or Exceeded Standard
English Language Arts
13.9%
WA avg 49.5% . -1.9pp since 2014
Math
7.2%
WA avg 40.4% . -8.0pp since 2014

What this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 14 of every 100 students at this school read and write at grade level and about 7 of 100 do math at grade level. Across all Washington schools, those numbers are about 50 and 40. Reading and writing scores are down about 2 points since 2014, while math scores are down about 8 points.

Smarter Balanced + WCAS results by year

School yearEnglish Language ArtsMath
2023-2413.9%7.2%
2022-2320.7%12.6%
2021-2224.3%17.5%
2018-1923.1%22.1%
2017-1828.1%32.0%
2016-1733.7%26.5%
2015-1639.3%32.8%
2014-1515.8%15.2%
% Met or Exceeded Standard, all students and all tested grades.
Source: Smarter Balanced + WCAS. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
12.9%
composite math + reading, all grades
Predicted
22.6%
based on WA schools with similar FRL share
Beats by
-9.7pp
below demographic expectation

What this means: About 13% of students here test proficient in math and reading, compared with the roughly 23% typical for Washington schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Washington's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Mattawa Elementary

Mattawa Elementary's state test result (12.9% proficient) is higher than 0 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Mattawa Elementary this school19985.9%12.9%
Lincoln Elementary School
TOPPENISH
24488.9%26.2%
Mountain View Elementary
QUINCY
28086.8%31.3%
Pioneer Elementary
QUINCY
29189.0%21.4%
George Elementary
QUINCY
16377.9%18.9%
Longfellow Elementary
PASCO
31291.0%14.9%
Matched among Washington elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Mattawa Elementary ranks

Among elementary schools
MeasureThis schoolIn WashingtonIn Grant County
State test proficiency
ranked highest first
12.9%#932 of 936#24 of 24
Math proficiency
ranked highest first
7.2%#1,099 of 1,103
▼ 16
#24 of 24
▼ 2
Reading proficiency
ranked highest first
13.9%#1,090 of 1,102
▼ 33
#21 of 24
▲ 1
Enrollment
ranked largest first
199#1,091 of 1,268#23 of 28
Free and reduced lunch
ranked highest share first
85.9%#58 of 1,169#5 of 24
Enrollment change since 2017-18
ranked steepest decline first
-54.4%#5 of 778#2 of 19
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
199
-193 (-49%) vs 2020
-43% since 1990-91, when it was 352
Student : Teacher
14.9:1
was 15.7:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2519913.314.9:186% (171)
2023-2433724.713.6:190% (304)
2022-2335525.813.8:194% (335)
2020-213922515.7:195% (374)
2017-1843625.717.0:193% (406)
2015-164402319.1:165% (286)
2010-114273014.2:189% (379)
2000-014602617.7:1N/A
1990-913521918.5:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Mattawa Elementary.

Since 2017-18: students down 54% (436 to 199); teachers down 48% (25.7 to 13.3).

About Mattawa Elementary

Families in Mattawa, Washington, are served by Mattawa Elementary, a small elementary school. There are 199 students enrolled, covering kindergarten. On average, elementary schools in Washington enroll around 380, and this school is 48% below that mark.

Wahluke School District has 8 schools; together they serve 2,455 students.

A large majority of enrollment at Mattawa Elementary is Hispanic, at 99%. Grant County's residents are about 44% Hispanic, 55 points below the school's share. Measured by the diversity index, the student body scores 2%.

Classroom staffing at Mattawa Elementary totals 13.3 full-time-equivalent teachers, and the student-to-teacher ratio is 14.9:1. The average for elementary schools in Washington is 17.3:1, so this school has fewer students per teacher. Free or reduced-price lunch eligibility at Mattawa Elementary is about 86%. Across public schools in Grant County, the average is 69%.

On BeatsExpectations, Mattawa Elementary is 9.7 points below its prediction, a result in the middle 80% of Washington schools.

In the wider Grant County area, the median household earns about $73,267 a year, about 18% of adults have at least a bachelor's degree, and roughly 12% of residents are in poverty. Across Grant County, 61 public schools serve about 20,494 students.

Of the public schools around it, Mattawa Elementary is closest to Developmental Pre-School, less than a tenth of a mile away. Mattawa Elementary has 7 other public schools within five miles. Local comparison: Mattawa Elementary ranks 6th of 6 nearby schools, at 12.9% versus a 24.7% average.

Federal records code the school's setting as Rural: Remote.

Federal data put enrollment at 392 in 2020-21 and 199 in 2024-25; the school may have served different grades in those years.

The discussion board for Mattawa Elementary is open to topics like pickup and drop-off, after-school programs, and teacher feedback. Teachers and staff are welcome to share updates too.

Grant County at a glance

View full county profile
Population
101,799
Census ACS
Median income
$73,267
Household, ACS
Bachelor's+
18%
Adults 25+
Poverty rate
12%
Below federal line
Schools in county
61
20,494 students

Quick facts

School name
Mattawa Elementary
District
Wahluke School District
Address
400 N Boundary, Mattawa, WA 99349
Phone
(509) 932-4433
County
Grant County
Level
Elementary
Grade range
KG–KG
Total enrollment
199
Teachers (FTE)
13
Student–teacher ratio
14.9:1
Free and reduced lunch
171 (86%)
Locale
43-Rural: Remote
NCES ID
530936001595
Charter school
No
Virtual school
No

Related schools

Other schools in Wahluke School District
Other schools in Mattawa
Nearby schools

Frequently asked questions

About Mattawa Elementary
How many students attend Mattawa Elementary?
Mattawa Elementary enrolls approximately 199 students in grades KG-KG.
What grades does Mattawa Elementary serve?
Mattawa Elementary serves grades KG-KG.
How many teachers does Mattawa Elementary have?
Mattawa Elementary employs 13 FTE teachers, for a student-to-teacher ratio of 14.9:1.
What is the racial breakdown of students at Mattawa Elementary?
At Mattawa Elementary, the student body is approximately 99% Hispanic, 1% Two or more.
Is Mattawa Elementary public or private?
Mattawa Elementary is a public K-12 school, overseen by Wahluke School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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