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Average

#820 of 1,226 schools in OR

Triangle Lake Charter School

School · Blachly SD 90

20264 Blachly Grange Rd, Blachly, OR 97412

Charter

Enrollment

399

Student-Teacher

23.5:1

Score

5.6

Grades

Kindergarten – 12th

Updated 2022-23

How this school compares

Oregon schools

#53 of 80

Academic growth

7.6 / 10

Very strong

About Triangle Lake Charter School

Triangle Lake Charter School in Blachly, Oregon is a charter school serving kindergarten through twelfth grade students. With an enrollment of 399 students and a student-to-teacher ratio of 23.5:1, the school aims to provide personalized learning experiences. The school has 17 full-time equivalent teachers dedicated to supporting its diverse student population in a rural setting.

Academically, Triangle Lake Charter School ranks at the 26th percentile among Oregon schools, with a MySchoolScout rating of 4.0 out of 10 and an academic score of 4.3 out of 10. In reading and ELA, 39% of students are proficient or above, while in math, that number is 24%. These scores indicate areas where the school is focusing on student development and growth.

Triangle Lake Charter School’s rural location offers a close-knit community atmosphere where families can feel connected to both the natural surroundings and their educational environment.

What Parents Should Know

The student-teacher ratio at Triangle Lake Charter School is 23.5:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Triangle Lake Charter School is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.

Located in a rural area, Triangle Lake Charter School 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 Progress7.6Very Good25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data4
Annual Change-0.89 pts/yr
Data Period2019–2025
TrendStable
Academics4.5Below Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency22.3%
Reading/ELA Proficiency37%
Math vs. State Avg-9.5 pts
Reading vs. State Avg-6 pts
Overall Proficiency30%
Expected (poverty-adj.)46%
vs. Expected-16.2 pts
Adjusted Percentile26th
College Readiness6.8Above Average30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramNo
Resources & Environment2.9Needs Improvement20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio23.5:1
Per-Pupil Spending$16,301

Triangle Lake Charter School — Students at Triangle Lake Charter School score 30% proficient, which is below what's typical for similar communities (expected: 46%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

24.6%

Students qualifying for federal meal assistance

Test Scores OR OSAS (2024-25)

Math Proficiency 24.0%
School
State
31.8%
ELA Proficiency 38.9%
School
State
43.0%

Based on 8 test records from OR state assessments. About our data

Proficiency Trend

→ Stable

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

2019
Math
32%
ELA
37%
2021*
Math
24.5%
ELA
44.5%
2022
Math
17%
ELA
37%
2025
Math
22.3%
ELA
37%

* 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: 7.6/10.

How Triangle Lake Charter School Compares

See how Triangle Lake Charter School performs across key quality dimensions compared to state benchmarks.

Overall Score
5.6/10
33th percentile in OR
Academic
4.5/10
4.5/10
Growth
7.6/10
Above average
Environment
2.9/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
25%
Teaching Staff
24:1 student-teacher ratio
17 teachers

Location

20264 Blachly Grange Rd, Blachly, OR 97412

Nearby Alternatives

Families considering Triangle Lake Charter School may also want to explore other schools in the area. Crow High School (rated 8.9/10, 18.3 miles away, in nearby Eugene), which scores notably higher. Another option is Veneta Elementary School (rated 8.0/10, 14.0 miles away, in nearby Veneta), which scores notably higher. Additionally, Laurel Elementary School (rated 7.8/10, 16.8 miles away, in nearby Junction City), which scores notably higher. For more schools in Blachly, see our Blachly schools guide .

Nearby Schools

20 within 19.6 mi
School Distance Rating
Alsea Charter School Alsea 13.1 mi 6.6
Elmira High School Elmira 12.4 mi 3.8
Elmira Elementary School Elmira 12.7 mi 6.1
Fern Ridge Middle School Elmira 13.0 mi 7.3
Territorial Elementary School Junction City 11.7 mi 5.2
West Lane Charter School Veneta 13.6 mi 5.0
Veneta Elementary School Veneta 14.0 mi 8.0
COUNTRYSIDE CHRISTIAN SCHOOL Veneta 14.4 mi
Monroe Grade School Monroe 14.7 mi 5.3
Monroe High School Monroe 15.0 mi 6.0
Applegate Elementary School Eugene 17.6 mi 6.0
Crow High School Eugene 18.3 mi 8.9
Oaklea Middle School Junction City 16.5 mi 4.9
Junction City High School Junction City 16.6 mi 5.2
Inavale Community Partners dba Muddy Creek Charter School Corvallis 21.0 mi 5.4
Laurel Elementary School Junction City 16.8 mi 7.8
Mapleton Jr/Sr High School Mapleton 18.8 mi 5.7
Mapleton Elementary School Mapleton 18.9 mi 7.0
Meadow View School Eugene 18.8 mi 5.1
Prairie Mountain School Eugene 19.6 mi 5.1

Neighborhood Census ACS (2019-2023)

Census data for ZIP 97412 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$71,563

Median Home Value

$285,500

Median Rent

$1,097/mo

Population

640

College Educated

31.2%

Homeownership

85.8%

Poverty Rate

16.9%

Median Age

44.6

Community Profile

The community surrounding Triangle Lake Charter School has a median household income of $71,563. It is an area where 31% of adults hold a bachelor's degree or higher. The median home value in the area is $285,500, with a median rent of $1,097/month. The area has a poverty rate of 16.9%. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

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

School Rating
Bridge Charter Academy Lowell, OR 5.6
Clackamas Web Academy Clackamas, OR 5.6
CENTRAL CHRISTIAN SCHOOL Redmond, OR 5.5
NEW HOPE CHRISTIAN SCHOOLS Grants Pass, OR 5.7
Crater Lake Academy Eagle Point, OR 5.4
Falcon Heights Klamath Falls, OR 5.4

Frequently Asked Questions

Common questions about Triangle Lake Charter School

What grades does Triangle Lake Charter School serve?

Triangle Lake Charter School serves students in grades Kindergarten through 12th.

How many students attend Triangle Lake Charter School?

Triangle Lake Charter School has an enrollment of approximately 399 students.

What is the student-teacher ratio at Triangle Lake Charter School?

The student-teacher ratio at Triangle Lake Charter School is 23.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Triangle Lake Charter School rank in OR?

Triangle Lake Charter School is ranked #820 out of 1,226 schools in OR.

What is Triangle Lake Charter School's MySchoolScout rating?

Triangle Lake Charter School has a composite rating of 5.6 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 Triangle Lake Charter School?

Based on the most recent state assessment data, Triangle Lake Charter School has 24.0% math proficiency and 38.9% reading/ELA proficiency.

Is Triangle Lake Charter School a charter school?

Yes, Triangle Lake Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Triangle Lake Charter School a Title I school?

No, Triangle Lake Charter School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Triangle Lake Charter School?

24.6% of students at Triangle Lake Charter 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
Average (340/100K)

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

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 12th
Enrollment
399
Student-Teacher Ratio
23.5:1
Teachers (FTE)
17
Free/Reduced Lunch
24.6%
Type
regular
Setting
Distant Rural
County
Lane County
Data Year
2023–2024

District

Blachly SD 90
District Enrollment
399
Schools in District
1
Per-Pupil Spending
$15,330
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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