Enrollment
568
Oregon · 2024-25 NCES data
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
Teachers (FTE)
28.0
Federal CCD staff survey
Students per teacher
20.3:1
vs 17.6:1 Oregon avg
+15% vs state
Free-lunch eligible
42.3%
vs 52.8% Oregon avg
-20% vs state
Student-teacher ratio in context
How Obsidian Middle School compares with Oregon and U.S. medians
What stands out at Obsidian Middle School
Obsidian Middle School is a mid-sized middle school in Redmond, Oregon, enrolling 568 students.
Class loads run somewhat heavier than typical: 20.3:1 puts it in the larger third of Oregon schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 42.3% of students eligible for free meals.
Enrollment of 568 puts it in the larger third of Oregon schools by headcount.
Its Resource Investment Index lands in the upper third of 1,273 scored Oregon schools.
Against 125 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #24.
Its student body is led by White (62%) and Hispanic or Latino (31%) (diversity index 52/100).
Counselor coverage is strong, about 142 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 55.8% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Redmond Sd 2j spends $12,917 per pupil, 29% below the Oregon average, a leaner-resourced district than most.
Discipline events run high: 145 in- and out-of-school suspensions were reported for 568 students in the 2021-22 Civil Rights Data Collection.
The federal civil-rights collection also records 5 expulsions at this campus for 2021-22.
Among Redmond's middle schools, it stands alongside Elton Gregory Middle School (695 students): Obsidian Middle School is smaller than that campus by headcount and runs heavier classes (20.3:1 vs 19.9:1).
Redmond Sd 2j also operates Redmond Proficiency Academy (906 students) and Redmond High School (896 students) alongside Obsidian Middle School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Obsidian Middle School compares
Obsidian Middle School on the metrics families compare, against 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 (what these measure)
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
$12,917
per pupil, district-wide
- below Oregon avg of $18,086
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.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
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
Funding & spending
District-wide per-pupil expenditure for Redmond Sd 2j, which includes Obsidian Middle School.
$12,917
Per student
-29%
vs Oregon
Avg $18,086
-22%
vs U.S.
Avg $16,593
Revenue mix
Local 39.8%
State 48.0%
Federal 12.2%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
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
- 906
- Students per teacher
- 23.8:1
- Resource Index
- 19/100
- 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.
Similar middle schools statewide
Matched by enrollment size and by staffing ratio across all of Oregon, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~568 students)
Similar student-teacher ratio (~20.3:1)
Next steps
Verify locally before acting on Obsidian Middle School's federal record.
- Compare Obsidian Middle School against another school. Compare schools
- Redmond Sd 2j's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
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.
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, counselor availability, attendance rates. 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.
Is Obsidian Middle School a good school?
Obsidian Middle School earns 40/100 on the Resource Investment Index, with class sizes larger than 80% of Oregon schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
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.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.