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Average

#380 of 719 schools in ID

Cossa Academy

High School · CANYON-OWYHEE SCHOOL SERVICE AGENCY (COSSA)

109 PENNY LANE, Wilder, ID 83676

Enrollment

86

Student-Teacher

10.8:1

Score

6.2

Grades

7th – 12th

Updated 2022-23

How this school compares

In Wilder

#4 of 5

public schools

Idaho high schools

#92 of 178

School environment

9.5 / 10

Exceptional

About Cossa Academy

Cossa Academy is an alternative high school located in Wilder, Idaho. Serving students from seventh through twelfth grade, the school has a total enrollment of 86 students and maintains a student-teacher ratio of 10.8:1 with eight full-time equivalent teachers. Cossa Academy focuses on providing individualized support for its diverse population of learners.

Academically, Cossa Academy is ranked at the 22nd percentile among Idaho schools, indicating there's room for improvement in test scores and overall academic performance. The school’s ELA proficiency rate stands at 13%, while math proficiency sits at 7%. These figures suggest that while students may be facing challenges, the school remains committed to fostering an environment where each student can grow and develop.

Nestled in a rural setting, Cossa Academy benefits from a close-knit community atmosphere. The surrounding area offers a peaceful backdrop for learning and personal development, with the school dedicated to supporting its students on their unique educational journeys.

What Parents Should Know

With an enrollment of 86 students, Cossa Academy is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.

While current test scores at Cossa Academy are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.

Located in a rural area, Cossa Academy may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress6.5Above Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change0 pts/yr
Data Period2019–2022
TrendStable
Academics2.4Needs Improvement25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency10%
Reading/ELA Proficiency10%
Overall Proficiency10%
Expected (poverty-adj.)24%
vs. Expected-13.9 pts
Adjusted Percentile7th
College Readiness7.0Very Good30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramNo
Resources & Environment9.5Exceptional20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio10.8:1
Per-Pupil Spending$12,804

Cossa Academy — Students at Cossa Academy score 10% proficient, which is below what's typical for similar communities (expected: 24%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

95.3%

Students qualifying for federal meal assistance

Test Scores ID EDFACTS (2021-22)

Math Proficiency 6.7%
School
State
N/A
ELA Proficiency 13.3%
School
State
N/A

Based on 6 test records from ID state assessments. About our data

Proficiency Trend

→ Stable

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

2019
Math
5%
ELA
15%
2021*
Math
5%
ELA
15%
2022
Math
10%
ELA
10%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 6.5/10.

How Cossa Academy Compares

See how Cossa Academy performs across key quality dimensions compared to state benchmarks.

Overall Score
6.2/10
47th percentile in ID
Academic
2.4/10
2.4/10
Growth
6.5/10
Above average
Environment
9.5/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
95%
Teaching Staff
11:1 student-teacher ratio
8 teachers

Location

109 PENNY LANE, Wilder, ID 83676

Nearby Alternatives

Families considering Cossa Academy may also want to explore other high schools in the area. ELEVATE ACADEMY (rated 7.0/10, 10.7 miles away, in nearby Caldwell), which scores slightly higher. Another option is MARSING HIGH SCHOOL (rated 6.7/10, 10.7 miles away, in nearby Marsing), which scores slightly higher. Additionally, WILDER HIGH SCHOOL (rated 6.5/10, 0.2 miles away), with a very similar rating. For more schools in Wilder, see our Wilder schools guide .

Nearby Schools

20 within 10.7 mi
School Distance Rating
WILDER HIGH SCHOOL Wilder 0.2 mi 6.5
WILDER MIDDLE SCHOOL Wilder 0.2 mi 4.9
IDAHO FUTURE READY ACADEMY FOR VIRTUAL LEARNING Wilder 0.2 mi 6.8
WILDER ELEMENTARY SCHOOL Wilder 0.3 mi 6.3
HOMEDALE HIGH SCHOOL Homedale 4.6 mi 6.0
HOMEDALE ELEMENTARY SCHOOL Homedale 4.6 mi 6.8
HOMEDALE MIDDLE SCHOOL Homedale 5.4 mi 6.9
PARMA MIDDLE SCHOOL Parma 7.6 mi 8.1
PARMA HIGH SCHOOL Parma 7.6 mi 5.8
MAXINE JOHNSON ELEMENTARY Parma 7.6 mi 6.6
NOTUS ELEMENTARY SCHOOL Caldwell 6.5 mi 6.9
NOTUS JR/SR HIGH SCHOOL Caldwell 6.6 mi 6.0
WEST CANYON ELEMENTARY SCHOOL Caldwell 6.9 mi 8.1
MARSING ELEMENTARY SCHOOL Marsing 10.7 mi 7.7
MARSING HIGH SCHOOL Marsing 10.7 mi 6.7
MARSING MIDDLE SCHOOL Marsing 10.7 mi 5.3
Adrian High School Adrian 9.2 mi 6.0
Adrian Elementary School Adrian 9.2 mi 9.8
WILSON ELEMENTARY SCHOOL Caldwell 10.8 mi 5.0
ELEVATE ACADEMY Caldwell 10.7 mi 7.0

Neighborhood Census ACS (2019-2023)

Census data for ZIP 83676 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$74,286

Median Home Value

$311,200

Median Rent

$850/mo

Population

5,109

College Educated

17.7%

Homeownership

78.3%

Avg Commute

28.3 min

Poverty Rate

8%

Median Age

38.9

Community Profile

The community surrounding Cossa Academy has a median household income of $74,286. It is a community where 18% of adults hold a bachelor's degree or higher. The median home value in the area is $311,200, with a median rent of $850/month. The local poverty rate of 8.0% is relatively low. The average commute for residents is 28 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
BENNETT MOUNTAIN HIGH SCHOOL Mountain Home, ID 6.2
LAKE PEND OREILLE HIGH SCHOOL Sandpoint, ID 6.1
BLACK CANYON JR/SR HIGH SCHOOL Emmett, ID 6.5
CASSIA JR/SR HIGH SCHOOL Burley, ID 5.9
THE SAGE SCHOOL Hailey, ID 6.5
CAMBRIDGE MIDDLE/HIGH SCHOOL Cambridge, ID 6.7

Frequently Asked Questions

Common questions about Cossa Academy

What grades does Cossa Academy serve?

Cossa Academy serves students in grades 7th through 12th.

How many students attend Cossa Academy?

Cossa Academy has an enrollment of approximately 86 students.

What is the student-teacher ratio at Cossa Academy?

The student-teacher ratio at Cossa Academy is 10.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Cossa Academy rank in ID?

Cossa Academy is ranked #380 out of 719 schools in ID.

What is Cossa Academy's MySchoolScout rating?

Cossa Academy has a composite rating of 6.2 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 Cossa Academy?

Based on the most recent state assessment data, Cossa Academy has 6.7% math proficiency and 13.3% reading/ELA proficiency.

Is Cossa Academy a charter school?

No, Cossa Academy is not a charter school. It is a traditional public school operated by the local school district.

Is Cossa Academy a Title I school?

No, Cossa Academy is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Cossa Academy?

95.3% of students at Cossa Academy 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 (150/100K)

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

Quick Facts NCES CCD (SY 2022-23)

Grades
7th – 12th
Enrollment
86
Student-Teacher Ratio
10.8:1
Teachers (FTE)
8
Free/Reduced Lunch
95.3%
Type
alternative
Setting
Distant Rural
County
Canyon County
Data Year
2023–2024

District

CANYON-OWYHEE SCHOOL SERVICE AGENCY (COSSA)
District Enrollment
86
Schools in District
1
Per-Pupil Spending
$13,515
District Rank
#1 of 1

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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