For the 2026 school year, there are 28 public high schools serving 21,052 students in Clackamas County, OR.
The top-ranked public high schools in Clackamas County, OR are Lake Oswego High School, Clackamas Middle College and Lakeridge High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Clackamas County, OR public high schools have an average math proficiency score of 30% (versus the Oregon public high school average of 24%), and reading proficiency score of 51% (versus the 48% statewide average). High schools in Clackamas County have an average ranking of 8/10, which is in the top 30% of Oregon public high schools.
Clackamas County, OR public high school have a Graduation Rate of 88%, which is more than the Oregon average of 82%.
The school with highest graduation rate is Lakeridge High School, with 98% graduation rate. Read more about public school graduation rate statistics in Oregon or national school graduation rate statistics.
Minority enrollment is 34% of the student body (majority Hispanic), which is less than the Oregon public high school average of 41% (majority Hispanic).
Best Public High Schools in Clackamas County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lake Oswego High School
(Math: 48% | Reading: 74%)
Rank:
Rank:
9/
Top 20%10
2501 Sw Country Club Rd
Lake Oswego, OR 97034
(503) 534-2313
Lake Oswego, OR 97034
(503) 534-2313
Gr: 9-12 | 1,282 student Student-teacher ratio: 19:1 Minority enrollment: 38%
Rank: #22.
Clackamas Middle College
Charter School
(Math: 40-49% | Reading: 80-89%)
Rank:
Rank:
9/
Top 20%10
12021 Se 82nd Ave
Happy Valley, OR 97086
(503) 518-5925
Happy Valley, OR 97086
(503) 518-5925
Gr: 9-12 | 305 students Student-teacher ratio: 44:1 Minority enrollment: 28%
Rank: #33.
Lakeridge High School
(Math: 47% | Reading: 68%)
Rank:
Rank:
9/
Top 20%10
1235 Sw Overlook Dr
Lake Oswego, OR 97034
(503) 534-2319
Lake Oswego, OR 97034
(503) 534-2319
Gr: 9-12 | 1,241 student Student-teacher ratio: 18:1 Minority enrollment: 29%
Rank: #44.
Alliance Charter Academy
Charter School
(Math: 40-44% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
16075 S Front Ave
Oregon City, OR 97045
(503) 785-8556
Oregon City, OR 97045
(503) 785-8556
Gr: K-12 | 419 students Student-teacher ratio: 17:1 Minority enrollment: 19%
Rank: #55.
Summit Learning Charter
Charter School
(Math: 39% | Reading: 64%)
Rank:
Rank:
9/
Top 20%10
30391 Se Hwy 211
Eagle Creek, OR 97022
(503) 630-5001
Eagle Creek, OR 97022
(503) 630-5001
Gr: K-12 | 1,355 student Student-teacher ratio: 48:1 Minority enrollment: 31%
Rank: #66.
West Linn High School
(Math: 44% | Reading: 54%)
Rank:
Rank:
8/
Top 30%10
5464 W A St
West Linn, OR 97068
(503) 673-7800
West Linn, OR 97068
(503) 673-7800
Gr: 9-12 | 1,809 student Student-teacher ratio: 19:1 Minority enrollment: 27%
Rank: #77.
Harmony Academy
Charter School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
2507 Christie Drive
Marylhurst, OR 97036
(503) 496-3929
Marylhurst, OR 97036
(503) 496-3929
Gr: 9-12 | 22 students Student-teacher ratio: 4:1 Minority enrollment: 41%
Rank: #88.
Adrienne C. Nelson High School
(Math: 39% | Reading: 49%)
Rank:
Rank:
7/
Top 50%10
14897 Se Parklane Dr
Clackamas, OR 97015
(503) 353-5750
Clackamas, OR 97015
(503) 353-5750
Gr: 9-12 | 1,536 student Student-teacher ratio: 27:1 Minority enrollment: 51%
Rank: #99.
Molalla High School
(Math: 40-44% | Reading: 40-44%)
Rank:
Rank:
7/
Top 50%10
357 Francis St
Molalla, OR 97038
(503) 829-2355
Molalla, OR 97038
(503) 829-2355
Gr: 9-12 | 745 students Student-teacher ratio: 19:1 Minority enrollment: 30%
Rank: #1010.
Clackamas Web Academy
Charter School
(Math: 27% | Reading: 54%)
Rank:
Rank:
7/
Top 50%10
8740 Se Sunnybrook Blvd
Clackamas, OR 97015
(503) 659-4664
Clackamas, OR 97015
(503) 659-4664
Gr: K-12 | 529 students Student-teacher ratio: 28:1 Minority enrollment: 28%
Rank: #1111.
Wilsonville High School
(Math: 39% | Reading: 45%)
Rank:
Rank:
7/
Top 50%10
6800 Wilsonville Rd
Wilsonville, OR 97070
(503) 673-7600
Wilsonville, OR 97070
(503) 673-7600
Gr: 9-12 | 1,258 student Student-teacher ratio: 17:1 Minority enrollment: 39%
Rank: #1212.
Clackamas High School
(Math: 24% | Reading: 59%)
Rank:
Rank:
7/
Top 50%10
14486 Se 122nd Ave
Clackamas, OR 97015
(503) 353-5800
Clackamas, OR 97015
(503) 353-5800
Gr: 9-12 | 1,280 student Student-teacher ratio: 26:1 Minority enrollment: 51%
Rank: #1313.
Sandy High School
(Math: 12% | Reading: 60%)
Rank:
Rank:
5/
Bottom 50%10
37400 Bell St
Sandy, OR 97055
(503) 668-8011
Sandy, OR 97055
(503) 668-8011
Gr: 9-12 | 1,420 student Student-teacher ratio: 24:1 Minority enrollment: 27%
Rank: #1414.
New Urban High School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
5/
Bottom 50%10
1901 Se Oak Grove Blvd
Portland, OR 97267
(503) 353-5925
Portland, OR 97267
(503) 353-5925
Gr: 9-12 | 320 students Student-teacher ratio: 19:1 Minority enrollment: 42%
Rank: #1515.
Milwaukie Academy Of The Arts
Charter School
(Math: 20-29% | Reading: 40-49%)
Rank:
Rank:
5/
Bottom 50%10
11300 Se 23rd Ave
Portland, OR 97222
(503) 353-5834
Portland, OR 97222
(503) 353-5834
Gr: 9-12 | 281 students Student-teacher ratio: 281:1 Minority enrollment: 39%
Rank: #1616.
Clackamas Academy Of Industrial Sciences
Charter School
(Math: 15-19% | Reading: 45-49%)
Rank:
Rank:
4/
Bottom 50%10
1306 12th St
Oregon City, OR 97045
(503) 785-7860
Oregon City, OR 97045
(503) 785-7860
Gr: 6-12 | 325 students Student-teacher ratio: 22:1 Minority enrollment: 19%
Rank: #1717.
Canby High School
(Math: 35-39% | Reading: 20-24%)
Rank:
Rank:
4/
Bottom 50%10
721 Sw 4th Ave
Canby, OR 97013
(503) 263-7200
Canby, OR 97013
(503) 263-7200
Gr: 9-12 | 1,402 student Student-teacher ratio: 22:1 Minority enrollment: 40%
Rank: #1818.
Putnam High School
(Math: 19% | Reading: 41%)
Rank:
Rank:
3/
Bottom 50%10
4950 Se Roethe Rd
Portland, OR 97267
(503) 353-5860
Portland, OR 97267
(503) 353-5860
Gr: 9-12 | 1,060 student Student-teacher ratio: 24:1 Minority enrollment: 43%
Rank: #1919.
Oregon City Service Learning Academy
Charter School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
2/
Bottom 50%10
1404 7th St
Oregon City, OR 97045
(503) 785-8445
Oregon City, OR 97045
(503) 785-8445
Gr: 9-12 | 111 students Student-teacher ratio: 14:1 Minority enrollment: 33%
Rank: #2020.
Milwaukie High School
(Math: 6-9% | Reading: 35-39%)
Rank:
Rank:
2/
Bottom 50%10
2301 Se Willard St.
Portland, OR 97222
(503) 353-5830
Portland, OR 97222
(503) 353-5830
Gr: 9-12 | 874 students Student-teacher ratio: 17:1 Minority enrollment: 55%
Rank: #2121.
Gladstone High School
(Math: 15-19% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
18800 Portland Ave
Gladstone, OR 97027
(503) 655-2544
Gladstone, OR 97027
(503) 655-2544
Gr: 9-12 | 559 students Student-teacher ratio: 21:1 Minority enrollment: 30%
Rank: #2222.
Oregon City Senior High School
(Math: 11% | Reading: 34%)
Rank:
Rank:
2/
Bottom 50%10
19761 S Beavercreek Rd
Oregon City, OR 97045
(503) 785-8900
Oregon City, OR 97045
(503) 785-8900
Gr: 9-12 | 1,944 student Student-teacher ratio: 26:1 Minority enrollment: 29%
Rank: #2323.
Colton High School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
2/
Bottom 50%10
30205 S Wall St
Colton, OR 97017
(503) 824-2311
Colton, OR 97017
(503) 824-2311
Gr: 9-12 | 161 students Student-teacher ratio: 20:1 Minority enrollment: 13%
Rank: #2424.
Estacada High School
(Math: 6-9% | Reading: 25-29%)
Rank:
Rank:
1/
Bottom 50%10
355 Ne 6th Ave
Estacada, OR 97023
(503) 630-8515
Estacada, OR 97023
(503) 630-8515
Gr: 9-12 | 558 students Student-teacher ratio: 24:1 Minority enrollment: 27%
Rank: n/an/a
30205 S Wall St
Colton, OR 97017
(503) 824-3535
Colton, OR 97017
(503) 824-3535
Gr: K-12 | 153 students Student-teacher ratio: 15:1 Minority enrollment: 23%
Rank: n/an/a
17600 Pacific Hwy
Marylhurst, OR 97036
(503) 675-2370
Marylhurst, OR 97036
(503) 675-2370
Gr: K-12 | 77 students Minority enrollment: 34%
Rank: n/an/a
13455 Se 97th Ave
Clackamas, OR 97015
(503) 675-4000
Clackamas, OR 97015
(503) 675-4000
Gr: K-12 | 106 students Minority enrollment: 34%
Rank: n/an/a
2595 Christie Drive
Marylhurst, OR 97036
(503) 675-2370
Marylhurst, OR 97036
(503) 675-2370
Gr: 9-12 | 10 students Minority enrollment: 60%
Frequently Asked Questions
What are the top-ranked public high schools in Clackamas County, OR?
The top-ranked public high schools in Clackamas County, OR include Lake Oswego High School, Clackamas Middle College and Lakeridge High School.
How many public high schools are located in Clackamas County?
28 public high schools are located in Clackamas County.
What is the racial composition of students in Clackamas County?
Clackamas County public high schools minority enrollment is 34% of the student body (majority Hispanic), which is less than the Oregon public high schools average of 41% (majority Hispanic).
Which public high schools in Clackamas County are often viewed compared to one another?
Popular comparisons of public high schools in Clackamas County include: Lakeridge High School vs. Lake Oswego High School, Lake Oswego High School vs. Lakeridge High School, Wilsonville High School vs. West Linn High School
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