The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·MUKILTEO SCHOOL DISTRICT·NCES 530543001910

Explorer Middle School

9600 Sharon Drive, Everett, WA 98204 · (425) 366-5000 · Snohomish County
GRADES 06–08MIDDLE12-CITYTITLE IREGULAR SCHOOL777 STUDENTS
C+
allk12 Grade
Scored higher than 36% of Washington public middle schools
  • CTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • B-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • C+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 middle schools

Enrollment
777
Middle
DISTRICT 833 · STATE 577
Student : Teacher
18.1:1
43 FTE teachers
DISTRICT 19.4:1 · STATE 18.9:1
Free / Reduced Lunch
65%
504 students
DISTRICT 56% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 627235%
Grade 724832%
Grade 825733%
Student demographics
74%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 75% · STATE 68% · US 70%
White
21027%
DISTRICT 34% · STATE 47% · US 43%
Hispanic
30539%
DISTRICT 30% · STATE 27% · US 30%
Black
506%
DISTRICT 10% · STATE 5% · US 15%
Asian
9712%
DISTRICT 15% · STATE 9% · US 6%
Two+
8411%
DISTRICT 9% · STATE 9% · US 5%
Native American
20%
DISTRICT 0% · STATE 1% · US 1%
Pacific Islander
273%
DISTRICT 2% · 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
41453%
Female
36146%

Discussions

+ POST

Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
33.9%
WA avg 58.4% . -20.7pp since 2014
Math
27.7%
WA avg 51.2% . -14.4pp since 2014

What this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 34 of every 100 students at this school read and write at grade level and about 28 of 100 do math at grade level. Across all Washington schools, those numbers are about 58 and 51. Reading and writing scores are down about 21 points since 2014, while math scores are down about 14 points.

Smarter Balanced + WCAS results by year

School yearEnglish Language ArtsMath
2024-2533.9%27.7%
2023-2439.4%28.6%
2022-2335.0%24.2%
2021-2236.9%22.6%
2018-1949.7%37.8%
2017-1849.3%40.9%
2016-1751.5%43.8%
2015-1654.1%45.8%
2014-1554.6%42.1%
% 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 · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
32.3%
composite math + reading, all grades
Predicted
36.7%
based on WA schools with similar FRL share
Beats by
-4.4pp
below demographic expectation

What this means: About 32% of students here test proficient in math and reading, compared with the roughly 37% 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 Explorer Middle School

Explorer Middle School's state test result (32.3% proficient) is higher than 4 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Explorer Middle School this school77764.9%32.3%
Evergreen Middle School
Everett
89067.4%37.1%
Olympic Middle School
AUBURN
95668.0%24.1%
Morris Ford Middle School
Tacoma
83164.6%30.3%
Stewart Middle School
Tacoma
65070.3%26.7%
Marysville Middle School
Marysville
65661.0%21.3%
Matched among Washington middle 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 Explorer Middle School ranks

Among middle schools
MeasureThis schoolIn WashingtonIn Snohomish County
State test proficiency
ranked highest first
32.3%#208 of 294#27 of 32
Math proficiency
ranked highest first
27.7%#233 of 357
▼ 18
#26 of 32
▼ 4
Reading proficiency
ranked highest first
33.9%#284 of 357
▼ 44
#30 of 32
▼ 2
3-year test score change
ranked biggest gain first
+1.0pp#175 of 290#22 of 32
Enrollment
ranked largest first
777#83 of 377#11 of 33
Students per teacher
ranked fewest first
18.1:1#102 of 340#4 of 32
Diversity index
ranked most diverse first
73.9%#48 of 340#4 of 32
Free and reduced lunch
ranked highest share first
64.9%#86 of 359#3 of 32
Enrollment change since 2017-18
ranked steepest decline first
-18.7%#45 of 192#2 of 13
Ranked against other public middle 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
777
-118 (-13%) vs 2020
-12% since 1990-91, when it was 887
Student : Teacher
18.1:1
was 17.2:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-257774318.1:165% (504)
2023-2479544.317.9:167% (535)
2022-2383146.218.0:171% (589)
2020-218955217.2:163% (566)
2017-189565318.0:166% (627)
2015-169614919.6:164% (611)
2010-118784320.4:164% (562)
2000-017753621.5:1N/A
1990-918874221.1:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Explorer Middle School.

Since 2017-18: students down 19% (956 to 777); teachers down 19% (53 to 43).

About Explorer Middle School

Explorer Middle School is a middle school in Everett, Washington, reachable at (425) 366-5000. The school has 777 students in 2024-25 across grades 6 through 8. By comparison, middle schools in Washington enroll about 577 students on average.

Enrollment across the 23 schools in Mukilteo School District totals 15,175 students.

The largest racial or ethnic group at Explorer Middle School is Hispanic, with 39% of students. Other groups make up 27% White, 12% Asian, 11% multiracial, and 6% Black. Snohomish County as a whole is about 12% Hispanic, so the school's share is higher. Measured by the diversity index, the student body scores 74%.

The school's 43 full-time-equivalent teachers translate to a student-to-teacher ratio of 18.1:1. Statewide, middle schools in Washington average 18.9:1. Income data for the school show 65% of students eligible for free or reduced-price lunch. Public schools in Snohomish County average 41%.

On the allk12 Grade, Explorer Middle School lands at C+, ahead of 36% of Washington public middle schools.

Explorer Middle School's average proficiency rate across its state test results of 32.3% is 4.4 points below the 36.7% the model predicts from its lunch-eligibility share.

For the population of Snohomish County, median household income comes to about $111,246, 38% of adults hold a bachelor's degree or higher, and about 6% of people live in poverty. Snohomish County's 227 public schools enroll about 118,688 students and include Explorer Middle School.

Special Services sits less than a tenth of a mile from Explorer Middle School. Explorer Middle School has at least 8 other public schools within five miles. Among 6 nearby schools that report test results, Explorer Middle School ranks 5th on proficiency.

Explorer Middle School has an NCES locale of City: Mid-size.

Enrollment was 777 in 2024-25. In 2020-21, it was 895.

This page collects posts and questions about Explorer Middle School, such as fundraisers, report cards, and school supplies. Members of the school community can share what they know.

Snohomish County at a glance

View full county profile
Population
844,430
Census ACS
Median income
$111,246
Household, ACS
Bachelor's+
38%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
227
118,688 students

Quick facts

School name
Explorer Middle School
District
Mukilteo School District
Address
9600 Sharon Drive, Everett, WA 98204
Phone
(425) 366-5000
County
Snohomish County
Level
Middle
Grade range
06–08
Total enrollment
777
Teachers (FTE)
43
Student–teacher ratio
18.1:1
Free and reduced lunch
504 (65%)
Locale
12-City: Mid-size
NCES ID
530543001910
Charter school
No
Virtual school
No

Related schools

Other schools in Mukilteo School District
Other schools in Everett
Other Explorer Middle schools

One other US public school is named Explorer Middle. Explorer Middle School is the largest of the 2.

Nearby schools

Frequently asked questions

About Explorer Middle School
What is the total enrollment at Explorer Middle School?
Explorer Middle School enrolls approximately 777 students in grades 06-08.
Is Explorer Middle School an elementary, middle, or high school?
Explorer Middle School is a middle school covering grades 06-08.
How many students per teacher at Explorer Middle School?
Approximately 18.1:1 students per teacher at Explorer Middle School.
What is the student diversity at Explorer Middle School?
Student demographics at Explorer Middle School are roughly 27% White, 39% Hispanic, 6% Black, 12% Asian, 11% Two or more.
Who oversees Explorer Middle School?
Explorer Middle School is overseen by Mukilteo School District in Snohomish County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post