- Enrollment
- 1,241
- Students per teacher
- 20.3:1
- Resource Index
- 39/100
High school (grades 9-12) · Lake Oswego, OR
Lake Oswego Senior High School
Federal NCES profile for Lake Oswego Senior High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 410723000068
👥 S:T ratio 20
🌟 Gifted program 70
🎓 Counselors 34
📋 Attendance 30
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Lake Oswego Senior High School earns 38/100 on the Resource Investment Index, with class sizes larger than 78% of Oregon schools. It is also one of the largest schools in Oregon.
- #3 of 3
- high schools in Lake Oswego · Resource Index
- 38
- Resource Index · Typical
- 20:1
- large classes for Oregon
- 6.7%
- free-lunch eligible
Lake Oswego Senior High School has class sizes larger than 78% of Oregon schools. Computed live against every Oregon school reporting to NCES.
By Resource Investment Index, Lake Oswego Senior High School ranks #3 of 3 high schools in Lake Oswego, OR.
School address
District: Lake Oswego Sd 7j · Oregon
NCES ID 410723000068 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+30 students YoY
Lake Oswego Senior High School held near 1,275 students from 2022-23 to 2023-24 (+30 headcount).
Teacher FTE added 64.8 → 68.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+30 students YoY 410723000068 · Lake Oswego, OR High · MID · TRAD
1,282 enr · 20:1 · 6.7% lunch · RII 38
Nearest enrollment peer: Lakeridge High School (1,241 students)
Lake Oswego Senior High School held near 1,275 students from 2022-23 to 2023-24 (+30 headcount). Teacher FTE added 64.8 → 68.0 across the same CCD years. Read with this school → · District book → · Oregon schools → · Find another →
Lake Oswego Senior High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Lake Oswego Senior High School
1,282 students
- Lakeridge High
Lakeridge High School
1,241 students
- Lakeridge Midd
Lakeridge Middle School
888 students
- Lake Oswego Mi
Lake Oswego Middle School
791 students
- Lake Grove Ele 425
Lake Grove Elementary School
425 students
- Oak Creek Elem 402
Oak Creek Elementary School
402 students
What this shows Lake Oswego Senior High School reports 1,282 students on the CCD universe file.
How Lake Oswego Senior High School compares
Lake Oswego Senior High School held steady on CCD headcount: ratios and free-lunch share vs Oregon and U.S. means.
| Metric | This school | vs Oregon | Oregon avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20:1 | ▲ 14% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 6.7% | ▼ 87% | 52.8% | 51.7% |
| Enrollment | 1,282 | top 4% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20:1
Leaner classes than 16% of US schools, heavier class loads than most.
1,282
Bigger than 95% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
6.7%
free-lunch eligible
- 87% below the Oregon average of 52.8%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
20:1
students per teacher
- 14% above state mean
Top 78% in Oregon - lower ratio than 22% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
28.2%
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
$17,455
per pupil, district-wide
- below Oregon avg of $21,075
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors3.9 FTE
Per 329 students, the combined health-and-guidance staffing load for this school.
Discipline context
13
in-school suspensions + 11 out-of-school
Suspension rate: 1.0 per 100 students. Combined in-school and out-of-school rate: 1.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 63.0%
Asian 13.5%
Two or More 12.3%
Hispanic or Latino 9.7%
African American 1.0%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 63.0% of enrollment.
Student-body diversity index 56.0/100
Simpson diversity index - at 56.0, Lake Oswego Senior High School is more mixed than the Oregon school average of 47.1.
Programs
AP courses offered 23
Gifted & talented Yes
District finance for Lake Oswego Sd 7j reports $17,455 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Lake Oswego Senior High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Lakeridge High School | Similar size | Similar economic need | Similar S:T ratio |
| Lakeridge Middle School | Smaller | Similar economic need | Similar S:T ratio |
| Lake Oswego Middle School | Smaller | Similar economic need | Lower S:T ratio |
| Lake Grove Elementary School | Smaller | Similar economic need | Lower S:T ratio |
| Oak Creek Elementary School | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Lake Oswego Senior High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 888
- Students per teacher
- 20.2:1
- Resource Index
- 45/100
- Enrollment
- 791
- Students per teacher
- 17.6:1
- Resource Index
- 48/100
- Enrollment
- 425
- Students per teacher
- 14.7:1
- Resource Index
- 49/100
- Enrollment
- 402
- Students per teacher
- 14.4:1
- Resource Index
- 52/100
Similar high schools in Lake Oswego
2 comparable high schools (grades 9-12) serving the same city.
Nationwide high 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 (~1,282 students)
Frequently asked questions about Lake Oswego Senior High School
How many students attend Lake Oswego Senior High School?
Lake Oswego Senior High School has 1,282 students enrolled. It is a high school in Lake Oswego, OR. CCD year-over-year: 1,245 (2022-23) → 1,275 (2023-24), nearly flat (+30).
What is the student-teacher ratio at Lake Oswego Senior High School?
The student-teacher ratio at Lake Oswego Senior High School is 20:1, which is 14% higher than the Oregon average of 17.6:1 and 27% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Lake Oswego Senior High School?
6.7% of students at Lake Oswego Senior High School are eligible for free lunch, compared to the Oregon average of 52.8%.
What is the racial and ethnic makeup of Lake Oswego Senior High School?
The largest demographic group at Lake Oswego Senior High School is White at 63.0% of enrollment, in Lake Oswego, OR. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 56.0/100.
What is the Resource Investment Index for Lake Oswego Senior High School?
Lake Oswego Senior High School has a Resource Investment Index of 38/100 (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 Lake Oswego Senior High School rank among high schools in Lake Oswego?
By Resource Investment Index, Lake Oswego Senior High School ranks #3 of 3 high schools in Lake Oswego, OR. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Lake Oswego on the city page.
What other schools are in Lake Oswego Sd 7j?
Besides Lake Oswego Senior High School, Lake Oswego Sd 7j also operates Lakeridge High School (1,241 students), Lakeridge Middle School (888 students), and Lake Oswego Middle School (791 students). See the Lake Oswego Sd 7j district page for the complete list.