Very Good
#307 of 1,226 schools in OR
Top 25% in state
Lake Oswego Senior High School
High School · Lake Oswego SD 7J
PO Box 310, Lake Oswego, OR 97034
Enrollment
1,275
Student-Teacher
19:1
Score
7.5
Grades
9th – 12th
Enrollment
1,275
Student-Teacher
19:1
Score
7.5
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Lake Oswego
#7 of 11
public schools
Oregon high schools
#21 of 250
In district
#7 of 12
Lake Oswego SD 7J
Academic performance
9.3 / 10
Exceptional
About Lake Oswego Senior High School
Lake Oswego Senior High School serves 1,275 students in grades 9-12 in one of Oregon's most affluent suburban communities. With a student-teacher ratio of 19:1 and 67 full-time equivalent teachers, this regular public school has earned recognition as a top-performing institution, ranking 135th out of 1,231 Oregon schools and placing in the 89th percentile statewide. The school demonstrates particularly strong academic performance in English Language Arts, with 74% of students achieving proficiency or above across grade levels.
Mathematics performance shows 53% of students meeting proficiency standards. These results contribute to the school's impressive 9.3 out of 10 academic score and overall MySchoolScout rating of 7.6 out of 10. Students come from families in the 97034 ZIP code area, where the median household income reaches $140,687 and an exceptional 74% of residents hold bachelor's degrees or higher.
The community's low poverty rate of 3.7% and median home values of $921,400 reflect the area's economic stability and educational priorities. Lake Oswego Senior High School operates in this large suburban setting where educational achievement and community support create an environment conducive to academic success, serving families who have chosen to invest in a community known for its commitment to excellence in public education.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Lake Oswego Senior High School — Students at Lake Oswego Senior High School score 64% proficient, which is above what's typical for similar communities (expected: 50%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
12.5%
Students qualifying for federal meal assistance
Test Scores OR EDFACTS (2021-22)
Based on 6 test records from OR state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 5.2/10.
How Lake Oswego Senior High School Compares
See how Lake Oswego Senior High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 60% (2019) to 53% (2022). Reading/ELA proficiency has declined from 82% (2019) to 74% (2022).
Location
PO Box 310, Lake Oswego, OR 97034
Nearby Alternatives
Families considering Lake Oswego Senior High School may also want to explore other high schools in the area. Riverdale High School (rated 8.4/10, 2.1 miles away, in nearby Portland), which scores slightly higher. Additionally, Lakeridge High School (rated 7.3/10, 2.1 miles away), with a very similar rating. For more schools in Lake Oswego, see our Lake Oswego schools guide .
Nearby Schools
20 within 2.6 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 97034 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$147,688
Median Home Value
$995,900
Median Rent
$2,030/mo
Population
21,119
College Educated
74.5%
Homeownership
76.1%
Avg Commute
23.5 min
Poverty Rate
2.6%
Median Age
49.3
Community Profile
The community surrounding Lake Oswego Senior High School has a median household income of $147,688. It is a well-educated community where 75% of adults hold a bachelor's degree or higher. The median home value in the area is $995,900, with a median rent of $2,030/month. The local poverty rate of 2.6% is relatively low. The average commute for residents is 24 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Mountain View Senior High School Bend, OR | 7.5 |
| International School of Beaverton Beaverton, OR | 7.4 |
| Leodis V. McDaniel High School Portland, OR | 7.4 |
| Crescent Valley High School Corvallis, OR | 7.7 |
| Lakeridge High School Lake Oswego, OR | 7.3 |
| Grants Pass High School Grants Pass, OR | 7.2 |
Frequently Asked Questions
Common questions about Lake Oswego Senior High School
What grades does Lake Oswego Senior High School serve?
Lake Oswego Senior High School serves students in grades 9th through 12th.
How many students attend Lake Oswego Senior High School?
Lake Oswego Senior High School has an enrollment of approximately 1,275 students.
What is the student-teacher ratio at Lake Oswego Senior High School?
The student-teacher ratio at Lake Oswego Senior High School is 19:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Lake Oswego Senior High School rank in OR?
Lake Oswego Senior High School is ranked #307 out of 1,226 schools in OR.
What is Lake Oswego Senior High School's MySchoolScout rating?
Lake Oswego Senior High School has a composite rating of 7.5 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Lake Oswego Senior High School?
Based on the most recent state assessment data, Lake Oswego Senior High School has 60.8% math proficiency and 77.0% reading/ELA proficiency.
Is Lake Oswego Senior High School a charter school?
No, Lake Oswego Senior High School is not a charter school. It is a traditional public school operated by the local school district.
Is Lake Oswego Senior High School a Title I school?
No, Lake Oswego Senior High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Lake Oswego Senior High School?
12.5% of students at Lake Oswego Senior High 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.
Neighborhood Context
- Walk Score
- 37 Car-Dependent
- Transit Score
- 28 Some Transit
- Bike Score
- 45 Somewhat Bikeable
- City Safety
- Elevated (1,178/100K)
Powered by 
FBI UCR 2024. City-level (Lake Oswego). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 1,275
- Student-Teacher Ratio
- 19:1
- Teachers (FTE)
- 67
- Free/Reduced Lunch
- 12.5%
- Type
- regular
- Setting
- Large Suburb
- County
- Clackamas County
- Phone
- (503) 534-2313
- Data Year
- 2023–2024
Resources & Links
District
Lake Oswego SD 7J- District Enrollment
- 6,849
- Schools in District
- 12
- Per-Pupil Spending
- $17,601
- District Rank
- #7 of 12
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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