1
Enrollment
1,856
High
DISTRICT 544 · STATE 573
SCHOOL COMMUNITY·MOSES LAKE SCHOOL DISTRICT·NCES 530522000792
Moses Lake High School
803 E. SHARON AVE., MOSES LAKE, WA 98837 · (509) 766-2666 · Grant County
GRADES 09–12HIGH33-TOWNTITLE IREGULAR SCHOOL1,856 STUDENTS
C+
allk12 Grade
Scored higher than 35% of Washington public high schools
- CTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- B+Three-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Washington public high schools
Student : Teacher
26.2:1
71 FTE teachers
DISTRICT 21.4:1 · STATE 21.6:1
Free / Reduced Lunch
58%
1,069 students
DISTRICT 64% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 510 | 27% |
| Grade 10 | 518 | 28% |
| Grade 11 | 401 | 22% |
| Grade 12 | 427 | 23% |
Student demographics
55%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 55% · STATE 68% · US 70%
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
Test scores
Smarter Balanced + WCAS 2024-25 . % Met or Exceeded StandardEnglish Language Arts
49.9%
WA avg 58.4% . +11.3pp since 2014
Math
23.3%
WA avg 51.2% . +5.2pp since 2014
What this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 50 of every 100 students at this school read and write at grade level and about 23 of 100 do math at grade level. Across all Washington schools, those numbers are about 58 and 51. Reading and writing scores are up about 11 points since 2014, while math scores are up about 5 points.
Smarter Balanced + WCAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 49.9% | 23.3% |
| 2023-24 | 53.1% | 22.4% |
| 2022-23 | 49.9% | 19.2% |
| 2021-22 | 48.0% | 21.0% |
| 2018-19 | 53.5% | 26.0% |
| 2017-18 | 62.2% | 31.3% |
| 2016-17 | 6.6% | 10.0% |
| 2015-16 | 8.2% | 22.7% |
| 2014-15 | 38.6% | 18.1% |
% 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 · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
35.9%
composite math + reading, all grades
Predicted
41.6%
based on WA schools with similar FRL share
Beats by
-5.7pp
below demographic expectation
What this means: About 36% of students here test proficient in math and reading, compared with the roughly 42% 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 Moses Lake High School
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Moses Lake High School this school | 1,856 | 57.6% | 35.9% |
| Mount Vernon High School Mount Vernon | 1,849 | 59.2% | 34.4% |
| Eastmont Senior High East Wenatchee | 1,534 | 54.9% | N/A |
| Wenatchee High School WENATCHEE | 2,066 | 61.1% | N/A |
| East Valley High School Yakima | 1,064 | 55.9% | 48.2% |
| Kennewick High School Kennewick | 1,921 | 62.9% | N/A |
Matched among Washington high 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 Moses Lake High School ranks
Among high schools| Measure | This school | In Washington | In Grant County |
|---|---|---|---|
| State test proficiency ranked highest first | 35.9% | #192 of 271 | #4 of 9 |
| Math proficiency ranked highest first | 23.3% | #212 of 321 ▼ 6 | #5 of 9 ▼ 1 |
| Reading proficiency ranked highest first | 49.9% | #228 of 327 ▼ 10 | #3 of 9 ▲ 1 |
| 3-year test score change ranked biggest gain first | +2.1pp | #82 of 259 | #2 of 8 |
| Enrollment ranked largest first | 1,856 | #33 of 570 | #1 of 16 |
| Students per teacher ranked fewest first | 26.2:1 | #308 of 311 | #8 of 8 |
| Diversity index ranked most diverse first | 55.0% | #164 of 316 | #2 of 8 |
| Free and reduced lunch ranked highest share first | 57.6% | #138 of 386 | #7 of 9 |
| Enrollment change since 2017-18 ranked steepest decline first | -22.1% | #19 of 164 | N/A |
Ranked against other public high 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 2024-25Enrollment
1,856
-563 (-23%) vs 2020
+84% since 1990-91, when it was 1,008
Student : Teacher
26.2:1
was 24.9:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 1,856 | 70.8 | 26.2:1 | 58% (1,069) |
| 2023-24 | 1,979 | 83.3 | 23.8:1 | 59% (1,173) |
| 2022-23 | 1,984 | 81.1 | 24.5:1 | 64% (1,266) |
| 2020-21 | 2,419 | 97 | 24.9:1 | 59% (1,417) |
| 2017-18 | 2,384 | 95.7 | 24.9:1 | 57% (1,356) |
| 2015-16 | 2,375 | 97 | 24.5:1 | 58% (1,369) |
| 2010-11 | 2,033 | 89 | 22.8:1 | 49% (1,004) |
| 2000-01 | 1,742 | 76 | 22.9:1 | N/A |
| 1990-91 | 1,008 | 46 | 21.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Moses Lake High School.
Since 2017-18: students down 22% (2,384 to 1,856); teachers down 26% (95.7 to 70.8).
About Moses Lake High School
This page covers Moses Lake High School, a large high school in MOSES LAKE, Washington. It covers grades 9 through 12, with a total enrollment of 1,856 students. Statewide, high schools in Washington average about 573 students each.
Moses Lake School District operates 20 schools. Combined enrollment is 8,430 students.
Hispanic students are the majority at Moses Lake High School, with 54% of enrollment. Other groups make up 40% White and 4% multiracial. Grant County as a whole is about 44% Hispanic, so the school's share is higher. The school's diversity index is 55%, meaning two students picked at random have a 55% chance of belonging to different racial or ethnic groups.
The school's student-to-teacher ratio is about 26.2:1, with 70.8 full-time-equivalent teachers. That is 4.7 students per teacher above the 21.6:1 average for high schools in Washington. Students eligible for free or reduced-price lunch make up 58% of enrollment. Public schools in Grant County average 69%.
Moses Lake High School is graded C+ by allk12, scoring above 35% of Washington public high schools once test results, poverty-adjusted performance, and the recent trend are combined.
BeatsExpectations compares each school's average proficiency rate on state tests with a prediction based on free or reduced-price lunch eligibility. For Moses Lake High School, the prediction is 41.6% and the result is 35.9%.
Grant County census figures show that the median household income is $73,267, 18% of adults hold a bachelor's degree or higher, and about 12% of people live in poverty. There are 61 public schools in Grant County, enrolling about 20,494 students in all.
The closest other public school is Digital Learning Center, about 0.1 miles away. Within five miles are at least 8 other public schools. Its average proficiency rate of 35.9% is below the 37.8% average for nearby schools.
Moses Lake High School has an NCES locale of Town: Remote.
Moses Lake High School's enrollment dropped from 2,419 in 2020-21 to 1,856 in 2024-25. In 2020-21, the student-to-teacher ratio was 24.9:1; by 2024-25 it was 26.2:1.
To ask about science fairs, picture day, and bus routes, start a discussion on this page. Posting is open to anyone connected to the school.
Grant County at a glance
View full county profilePopulation
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
Related schools
Other schools in Moses Lake School District
- Columbia Middle SchoolMiddle · 875 students
- Frontier Middle SchoolMiddle · 690 students
- Park Orchard Elementary SchoolElementary · 454 students
- Vicki I. Groff Elementary SchoolElementary · 413 students
- Vanguard AcademyHigh · 387 students
- Peninsula ElementaryElementary · 383 students
Other schools in MOSES LAKE
- Columbia Middle SchoolMiddle · 875 students
- Frontier Middle SchoolMiddle · 690 students
- Park Orchard Elementary SchoolElementary · 454 students
- Vicki I. Groff Elementary SchoolElementary · 413 students
- Vanguard AcademyHigh · 387 students
- Peninsula ElementaryElementary · 383 students
Nearby schools
- Digital Learning Center0.1 mi · 359
- MLSD Open Doors Re-Engagement Program0.2 mi · 67
- Garden Heights Elementary0.3 mi · 324
- Vanguard Academy0.4 mi · 387
- Columbia Middle School0.4 mi · 875
- Columbia Basin Technical Skills Center0.5 mi · 53
Frequently asked questions
About Moses Lake High SchoolHow large is Moses Lake High School?
Moses Lake High School enrolls approximately 1,856 students in grades 09-12.
What age range does Moses Lake High School serve?
Moses Lake High School serves students from grade 09 through grade 12.
How many students per teacher at Moses Lake High School?
Approximately 26.2:1 students per teacher at Moses Lake High School.
How diverse is Moses Lake High School?
Moses Lake High School reports a student body of 40% White, 54% Hispanic, 2% Black, 1% Asian, 4% Two or more.
What district is Moses Lake High School in?
Moses Lake High School is part of Moses Lake School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.