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#1389 of 2,225 schools in WA

Cougar Mountain Middle School

Middle School · Issaquah School District

1929 NW Talus Drive, Issaquah, WA 98027

Enrollment

621

Student-Teacher

20:1

Score

5.8

Grades

6th – 8th

Updated 2022-23

How this school compares

In Issaquah

#5 of 6

public schools

Washington middle schools

#173 of 374

In district

#26 of 30

Issaquah School District

Equity

9.0 / 10

Exceptional

About Cougar Mountain Middle School

Cougar Mountain Middle School serves 621 students in grades 6-8 in Issaquah, Washington, earning recognition as one of the state's top-performing middle schools. With a ranking of #291 out of 2,261 Washington schools, placing it in the 87th percentile, the school demonstrates strong academic achievement with an impressive 9.2/10 academic score and a solid 7.4/10 overall rating from MySchoolScout. The school's academic strength is particularly evident in English Language Arts, where 78% of students across all grade levels achieve proficiency or above.

With 31 full-time equivalent teachers serving the student body, Cougar Mountain maintains a 20:1 student-teacher ratio, allowing for meaningful classroom interactions and personalized attention. Students at Cougar Mountain benefit from being part of a highly educated and affluent community in the 98027 zip code, where 65% of adults hold bachelor's degrees or higher and the median household income reaches $140,556. The neighborhood's commitment to education is reflected in the low 5.2% poverty rate and substantial investment in the area, with median home values at $912,500.

Located on NW Talus Drive in this large suburban setting of King County, Cougar Mountain Middle School operates within a supportive community environment that values academic excellence and educational achievement.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress4.4Below Average40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-3.07 pts/yr
Data Period2022–2024
TrendDeclining
Academics8.5Excellent35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency68.1%
Reading/ELA Proficiency71.8%
Math vs. State Avg+29.5 pts
Reading vs. State Avg+24.3 pts
Overall Proficiency70%
Expected (poverty-adj.)68%
vs. Expected+2.4 pts
Adjusted Percentile77th
Resources & Environment4.1Below Average25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio20:1
Per-Pupil Spending$16,527

Cougar Mountain Middle School — Students at Cougar Mountain Middle School score 70% proficient, which is above what's typical for similar communities (expected: 68%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

13.7%

Students qualifying for federal meal assistance

Test Scores WA SBA (2023-24)

Math Proficiency 68.1%
School
State
37.9%
ELA Proficiency 73.1%
School
State
49.0%

Based on 11 test records from WA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2022
ELA
78%
2024
Math
68.1%
ELA
71.9%

Source: EdFacts (NCES) and state assessment data. Growth score: 4.4/10.

How Cougar Mountain Middle School Compares

See how Cougar Mountain Middle School performs across key quality dimensions compared to state benchmarks.

Overall Score
5.8/10
38th percentile in WA
Academic
8.5/10
8.5/10
Growth
4.4/10
Below average
Environment
4.1/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
14%
Teaching Staff
20:1 student-teacher ratio
31 teachers

Location

1929 NW Talus Drive, Issaquah, WA 98027

Nearby Alternatives

Families considering Cougar Mountain Middle School may also want to explore other middle schools in the area. Pine Lake Middle School (rated 7.3/10, 3.6 miles away, in nearby Sammamish), which scores notably higher. Additionally, Issaquah Middle School (rated 5.7/10, 1.7 miles away), with a very similar rating. For more schools in Issaquah, see our Issaquah schools guide .

Nearby Schools

20 within 3.6 mi
School Distance Rating
Issaquah Valley Elementary Issaquah 0.9 mi 8.2
SYNERGY LEARNING ACADEMY Issaquah 1.4 mi
SUNNYBROOK MONTESSORI Issaquah 1.1 mi
Issaquah Preschool Academy Issaquah 1.1 mi 6.0
Holly Street Early Learning Center Issaquah 1.1 mi 5.0
DARTMOOR SCHOOL Issaquah 1.4 mi
PACIFIC LEARNING ACADEMY Issaquah 1.4 mi 6.9
Issaquah Special Services Issaquah 1.7 mi 4.8
Clark Elementary Issaquah 1.4 mi 8.7
Gibson Ek High School Issaquah 1.5 mi 5.8
Issaquah Middle School Issaquah 1.7 mi 5.7
Issaquah High School Issaquah 1.8 mi 7.3
EASTSIDE COMMUNITY SCHOOL Issaquah 2.5 mi 7.8
BRIGHT HORIZONS AT THE HIGHLANDS Issaquah 2.3 mi 8.6
Cedar Trails Elementary Sammamish 3.0 mi 8.9
Sunset Elementary Bellevue 3.1 mi 7.7
FRENCH IMMERSION SCHOOL OF WASHINGTON Bellevue 3.1 mi 7.7
ISSAQUAH MONTESSORI SCHOOL Issaquah 2.9 mi
Pine Lake Middle School Sammamish 3.6 mi 7.3
LAKESIDE MONTESSORI SCHOOL Issaquah 3.6 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 98027 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$150,000

Median Home Value

$976,400

Median Rent

$2,343/mo

Population

28,335

College Educated

65.5%

Homeownership

69.6%

Avg Commute

27.1 min

Poverty Rate

5.5%

Median Age

40.4

Community Profile

The community surrounding Cougar Mountain Middle School has a median household income of $150,000. It is a well-educated community where 66% of adults hold a bachelor's degree or higher. The median home value in the area is $976,400, with a median rent of $2,343/month. The local poverty rate of 5.5% is relatively low. The average commute for residents is 27 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
David T. Denny International Middle School Seattle, WA 5.8
Denny Yasuhara Middle School Spokane, WA 5.8
Ephrata Middle School Ephrata, WA 5.8
Komachin Middle School Lacey, WA 5.8
Morris Ford Middle School Tacoma, WA 5.8
Toppenish Middle School Toppenish, WA 5.8

Frequently Asked Questions

Common questions about Cougar Mountain Middle School

What grades does Cougar Mountain Middle School serve?

Cougar Mountain Middle School serves students in grades 6th through 8th.

How many students attend Cougar Mountain Middle School?

Cougar Mountain Middle School has an enrollment of approximately 621 students.

What is the student-teacher ratio at Cougar Mountain Middle School?

The student-teacher ratio at Cougar Mountain Middle School is 20:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Cougar Mountain Middle School rank in WA?

Cougar Mountain Middle School is ranked #1389 out of 2,225 schools in WA.

What is Cougar Mountain Middle School's MySchoolScout rating?

Cougar Mountain Middle School has a composite rating of 5.8 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Cougar Mountain Middle School?

Based on the most recent state assessment data, Cougar Mountain Middle School has 68.1% math proficiency and 73.1% reading/ELA proficiency.

Is Cougar Mountain Middle School a charter school?

No, Cougar Mountain Middle School is not a charter school. It is a traditional public school operated by the local school district.

Is Cougar Mountain Middle School a Title I school?

No, Cougar Mountain Middle School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Cougar Mountain Middle School?

13.7% of students at Cougar Mountain Middle School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

County Safety
Low (173/100K)

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 8th
Enrollment
621
Student-Teacher Ratio
20:1
Teachers (FTE)
31
Free/Reduced Lunch
13.7%
Type
regular
Setting
Large Suburb
County
King County
Data Year
2023–2024

District

Issaquah School District
District Enrollment
19,452
Schools in District
30
Per-Pupil Spending
$17,188
District Rank
#26 of 30

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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