Very Good
#384 of 1,226 schools in OR
Top 31% in state
Cheldelin Middle School
Middle School · Corvallis SD 509J
987 Conifer Blvd NE, Corvallis, OR 97330
Enrollment
535
Student-Teacher
21.4:1
Score
7.2
Grades
6th – 8th
Enrollment
535
Student-Teacher
21.4:1
Score
7.2
Grades
6th – 8th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Oregon schools
#384 of 1,226
In Corvallis
#4 of 13
public schools
In district
#4 of 13
Corvallis SD 509J
Academic performance
8.8 / 10
Excellent
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Cheldelin Middle School
Middle School in Corvallis · grades 6th – 8th. Start here, then compare fit against nearby and district options.
Corvallis Waldorf School
0.8 mi away. Use as a geographic alternative in the same move search.
Letitia Carson Elementary School
1.0 mi away. Use as a geographic alternative in the same move search.
About Cheldelin Middle School
Cheldelin Middle School is a public middle school in Corvallis, OR, part of Corvallis SD 509J. Cheldelin Middle School serves approximately 535 students, and covers grades 6th-8th, and has a 21.4:1 student-teacher ratio. Cheldelin Middle School has a current MySchoolScout rating of 7.2 out of 10 and ranks #384 of 1,226 schools in OR.
Structured state assessment records for Cheldelin Middle School show 67% math proficiency (multi-year average, 2009-2025) and 76% reading/ELA proficiency (multi-year average, 2009-2025).
- This school 7.2 · Very Good
- District avg 6.8
- OR avg 6.1
What Parents Should Know
Cheldelin Middle School runs 21.4:1 students to teachers, above the national average. That often means bigger classes. Ask how the school supports kids who need extra help, and whether there are teaching assistants or small-group time.
36% of students at Cheldelin Middle School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Cheldelin Middle School — Students at Cheldelin Middle School score 52% proficient, which is above what's typical for similar communities (expected: 40%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
43.2%
Students qualifying for federal meal assistance
Test Scores OR OSAS (2024-25)
Based on 26 test records from OR state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.0/10.
How Cheldelin Middle School Compares
See how Cheldelin Middle School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
987 Conifer Blvd NE, Corvallis, OR 97330
Nearby Alternatives
Families considering Cheldelin Middle School may also want to explore other middle schools in the area. Bessie Coleman Elementary School (rated 8.8/10, 2.8 miles away), which scores notably higher. Another option is Oak Grove Elementary School (rated 8.8/10, 5.9 miles away, in nearby Albany), which scores notably higher. Additionally, ASHBROOK INDEPENDENT SCHOOL (rated 8.5/10, 4.4 miles away), which scores notably higher. For more schools in Corvallis, see our Corvallis schools guide .
Nearby Schools
20 within 6.1 mi| School | Distance | Rating |
|---|---|---|
| CORVALLIS WALDORF SCHOOL Corvallis | 0.8 mi | 6.1 |
| Letitia Carson Elementary School Corvallis | 1.0 mi | 6.0 |
| Mt View Elementary School Corvallis | 1.9 mi | 6.2 |
| Crescent Valley High School Corvallis | 1.6 mi | 6.9 |
| Linus Pauling Middle School Corvallis | 1.7 mi | 6.4 |
| Garfield Elementary School Corvallis | 1.8 mi | 6.7 |
| Corvallis High School Corvallis | 2.3 mi | 5.5 |
| Franklin School Corvallis | 2.5 mi | 8.4 |
| Kathryn Jones Harrison Elementary School Corvallis | 2.4 mi | 7.2 |
| CORVALLIS MONTESSORI SCHOOL Corvallis | 2.7 mi | — |
| ZION LUTHERAN SCHOOL Corvallis | 3.0 mi | 5.8 |
| Bessie Coleman Elementary School Corvallis | 2.8 mi | 8.8 |
| Lincoln Elementary School Corvallis | 4.1 mi | 6.5 |
| Adams Elementary School Corvallis | 4.2 mi | 6.1 |
| SANTIAM CHRISTIAN SCHOOL Adair Village | 5.0 mi | 5.9 |
| ASHBROOK INDEPENDENT SCHOOL Corvallis | 4.4 mi | 8.5 |
| Oak Grove Elementary School Albany | 5.9 mi | 8.8 |
| CENTRAL VALLEY CHRISTIAN SCHOOL Tangent | 6.2 mi | 5.1 |
| Liberty Elementary School Albany | 6.0 mi | 7.3 |
| Takena Elementary School Albany | 6.1 mi | 3.5 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 97330 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$69,127
Median Home Value
$495,700
Median Rent
$1,339/mo
Population
44,464
College Educated
59.9%
Homeownership
50.1%
Avg Commute
16.8 min
Poverty Rate
21.3%
Median Age
34
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Inza R Wood Middle School Wilsonville, OR | 7.2 |
| North Bend Middle School North Bend, OR | 7.1 |
| Armand Larive Middle School Hermiston, OR | 7.4 |
| Cedar Park Middle School Portland, OR | 7.4 |
| Chehalem Valley Middle School Newberg, OR | 7.0 |
| Highland Park Middle School Beaverton, OR | 7.0 |
Frequently Asked Questions
Common questions about Cheldelin Middle School
What grades does Cheldelin Middle School serve?
Cheldelin Middle School serves students in grades 6th through 8th.
How many students attend Cheldelin Middle School?
Cheldelin Middle School has an enrollment of approximately 535 students.
What is the student-teacher ratio at Cheldelin Middle School?
The student-teacher ratio at Cheldelin Middle School is 21.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Cheldelin Middle School rank in OR?
Cheldelin Middle School ranks #384 of 1,226 schools in OR.
What is Cheldelin Middle School's MySchoolScout rating?
Cheldelin Middle School has a current MySchoolScout rating of 7.2 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 Cheldelin Middle School?
Based on loaded state assessment records, Cheldelin Middle School has 67% math proficiency (multi-year average, 2009-2025) and 76% reading/ELA proficiency (multi-year average, 2009-2025).
Is Cheldelin Middle School a charter school?
No, Cheldelin Middle School is not a charter school. It is a traditional public school operated by the local school district.
Is Cheldelin Middle School a Title I school?
No, Cheldelin Middle School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Cheldelin Middle School?
43.2% of students at Cheldelin 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.
Explore More Schools
Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 8th
- Enrollment
- 535
- Student-Teacher Ratio
- 21.4:1
- Teachers (FTE)
- 25
- Free/Reduced Lunch
- 43.2%
- Type
- regular
- Setting
- Small City
- County
- Benton County
- Chronic Absenteeism (SY 2022-23)
- 36.1%
- Phone
- (541) 757-5971
Resources & Links
District
Corvallis SD 509J- District Enrollment
- 6,120
- Schools in District
- 13
- Per-Pupil Spending
- $17,764
- District Rank
- #4 of 13
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