- Enrollment
- 906
- Students per teacher
- 23.8:1
- Resource Index
- 19/100
Middle school (grades 6-8) · Redmond, OR
Obsidian Middle School
Federal NCES profile for Obsidian Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 411035000281
👥 S:T ratio 19
🌟 Gifted program 70
🎓 Counselors 72
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Obsidian Middle School earns 40/100 on the Resource Investment Index, with class sizes larger than 80% of Oregon schools.
- #1 of 11
- public schools in Redmond · Resource Index
- 40
- Resource Index · Typical
- 20.3:1
- large classes for Oregon
- 42.3%
- free-lunch eligible
Obsidian Middle School has class sizes larger than 80% of Oregon schools. Computed live against every Oregon school reporting to NCES.
By Resource Investment Index, Obsidian Middle School ranks #1 of 11 public schools in Redmond, OR.
School address
CCD year-over-year · 2022-23 → 2023-24
-37 students YoY
Obsidian Middle School shrank from 591 students in 2022-23 to 554 in 2023-24 (-6.3%).
Teacher FTE added 28.8 → 30.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-37 students YoY 411035000281 · Redmond, OR Middle · MID · TRAD
568 enr · 20.3:1 · 42.3% lunch · RII 40
Nearest enrollment peer: Redmond Proficiency Academy (906 students)
Obsidian Middle School shrank from 591 students in 2022-23 to 554 in 2023-24 (-6.3%). Teacher FTE added 28.8 → 30.1 across the same CCD years. Read with this school → · District book → · Oregon schools → · Find another →
Obsidian Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Redmond Profic
Redmond Proficiency Academy
906 students
- Redmond High S
Redmond High School
896 students
- Ridgeview High
Ridgeview High School
844 students
- Elton Gregory
Elton Gregory Middle School
695 students
- This school
Obsidian Middle School
568 students
- Sage Elementar
Sage Elementary School
493 students
What this shows Obsidian Middle School reports 568 students on the CCD universe file.
How Obsidian Middle School compares
Obsidian Middle School is a shrinking campus on CCD: ratios and free-lunch share vs Oregon and U.S. means.
| Metric | This school | vs Oregon | Oregon avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.3:1 | ▲ 15% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 42.3% | ▼ 20% | 52.8% | 51.7% |
| Enrollment | 568 | top 18% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.3:1
Leaner classes than 15% of US schools, heavier class loads than most.
568
Bigger than 70% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
42.3%
free-lunch eligible
- 20% below the Oregon average of 52.8%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
20.3:1
students per teacher
- 15% above state mean
Top 80% in Oregon - lower ratio than 20% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
55.8%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$13,092
per pupil, district-wide
- below Oregon avg of $21,075
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors4.0 FTE
Per 142 students, the combined health-and-guidance staffing load for this school.
Discipline context
36
in-school suspensions + 109 out-of-school
Suspension rate: 6.3 per 100 students. Combined in-school and out-of-school rate: 25.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 5 expulsions.
Student demographics
White 61.7%
Hispanic or Latino 30.9%
Two or More 6.2%
African American 0.9%
Asian 0.2%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 61.7% of enrollment.
Student-body diversity index 52.0/100
Simpson diversity index - at 52.0, Obsidian Middle School is more mixed than the Oregon school average of 47.1.
Programs
Gifted & talented Yes
District finance for Redmond Sd 2j reports $13,092 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Obsidian Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Redmond Proficiency Academy | Larger | Lower economic need | Higher S:T ratio |
| Redmond High School | Larger | Lower economic need | Similar S:T ratio |
| Ridgeview High School | Larger | Lower economic need | Similar S:T ratio |
| Elton Gregory Middle School | Similar size | Similar economic need | Similar S:T ratio |
| Sage Elementary School | Similar size | Higher economic need | Lower S:T ratio |
Comparisons are relative to Obsidian Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 896
- Students per teacher
- 19.9:1
- Resource Index
- 39/100
- Enrollment
- 844
- Students per teacher
- 20.6:1
- Resource Index
- 36/100
- Enrollment
- 695
- Students per teacher
- 19.9:1
- Resource Index
- 36/100
- Enrollment
- 493
- Students per teacher
- 18.3:1
- Resource Index
- 33/100
Similar middle schools in Redmond
1 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~568 students)
Similar student-teacher ratio (~20.3:1)
Frequently asked questions about Obsidian Middle School
How many students attend Obsidian Middle School?
Obsidian Middle School has 568 students enrolled. It is a middle school in Redmond, OR. CCD year-over-year: 591 (2022-23) → 554 (2023-24), down 37.
What is the student-teacher ratio at Obsidian Middle School?
The student-teacher ratio at Obsidian Middle School is 20.3:1, which is 15% higher than the Oregon average of 17.6:1 and 29% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Obsidian Middle School?
42.3% of students at Obsidian Middle School are eligible for free lunch, compared to the Oregon average of 52.8%.
What is the racial and ethnic makeup of Obsidian Middle School?
The largest demographic group at Obsidian Middle School is White at 61.7% of enrollment, in Redmond, OR. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 52.0/100.
What is the Resource Investment Index for Obsidian Middle School?
Obsidian Middle School has a Resource Investment Index of 40/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Obsidian Middle School rank among public schools in Redmond?
By Resource Investment Index, Obsidian Middle School ranks #1 of 11 public schools in Redmond, OR. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Redmond on the city page.
What other schools are in Redmond Sd 2j?
Besides Obsidian Middle School, Redmond Sd 2j also operates Redmond Proficiency Academy (906 students), Redmond High School (896 students), and Ridgeview High School (844 students). See the Redmond Sd 2j district page for the complete list.