Average
#862 of 1,226 schools in OR
Triangle Lake Charter School
School · Blachly Sd 90 · Blachly, OR
A Blachly Sd 90 charter school where students score 16 points below what's typical for similar communities.
20264 Blachly Grange Rd, Blachly, OR 97412
- Math 22% vs OR 32% (2025)
- Reading 37% vs OR 43% (2025)
- 50%+ 4-year graduation
Academics
Full Profile · 4/4 metricsView breakdown
View breakdown
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Students at Triangle Lake Charter School score 30% proficient, which is below what's typical for similar communities (expected: 46%).
2025 OSAS proficiency
Most recent published year. School vs. OR average.
Trend
→ SteadyProficiency is down 47 points across the 17-year record (2009–2025) and has held near 30% recently.
Show all 15 years
Multi-year averages used by the rating model: math 43% (multi-year average, 2009-2025) · reading/ELA 57% (multi-year average, 2009-2025)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 30 test records from OR state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
24.6%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Triangle Lake Charter School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries.
Getting around & local context
- Walk 3Car-Dependent
- Bike 9Somewhat Bikeable
- County Safety: Average340/100K
Powered by
FBI Uniform Crime Reporting · 2024 · county context, not school-level safety or attendance eligibility. Source details
Source period: 2024. A newer release may be available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$71,563
Median home value
$285,500
Median rent
$1,097/mo
College educated
31.2%
Homeownership
85.8%
Poverty rate
16.9%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 97412; this is area context, not an attendance boundary.
Programs & students
Programs & Offerings
Compare nearby
Nearby same-level schools
0 from verified nearby records
No verified same-level alternatives
The available nearby set has no same-level school with a verified grade span.
Blachly Sd 90
- Schools in district
- 1
- Rank in district
- #1 of 1
- District spending per student
- $15,330NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 15.3%Census SAIPE · 2024
Triangle Lake Charter School is listed in Blachly SD 90; a district label does not verify attendance for an address.
About Triangle Lake Charter School
Triangle Lake Charter School is a public school in Blachly, OR, part of Blachly Sd 90, serving approximately 399 students in grades Kindergarten-12th with a 23.5:1 student-teacher ratio. It holds a MySchoolScout rating of 5.2 out of 10 and ranks #862 of 1,226 schools in OR. State assessment records show 43% math proficiency (multi-year average, 2009-2025) and 57% reading/ELA proficiency (multi-year average, 2009-2025).
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 ranks #862 of 1,226 schools in OR.
What is Triangle Lake Charter School's MySchoolScout rating?
Triangle Lake Charter School has a current MySchoolScout rating of 5.2 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Triangle Lake Charter School?
Based on loaded state assessment records, Triangle Lake Charter School has 43% math proficiency (multi-year average, 2009-2025) and 57% reading/ELA proficiency (multi-year average, 2009-2025).
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.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- Kindergarten – 12th
- Enrollment
- 399
- Student-Teacher Ratio
- 23.5:1
- Teachers (FTE)
- 17
- Type
- regular
- Setting
- Distant Rural
- County
- Lane County
- Chronic Absenteeism (SY 2022-23)
- 11.5%
- Phone
- (541) 925-3262
- 4-Year Graduation
- 50%+
- Area population (ZIP 97412)
- 640
- Area median age
- 44.6
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2025 OSAS · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2025 OSAS · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 97412; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24
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