For the 2025 school year, there are 13 public charter schools serving 4,319 students in Clackamas County, OR.
The top ranked public charter schools in Clackamas County, OR are Three Rivers Charter School, Oregon Trail Academy and Springwater Environmental Sciences School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Clackamas County, OR public charter schools have an average math proficiency score of 40% (versus the Oregon public charter school average of 34%), and reading proficiency score of 61% (versus the 51% statewide average). Charter schools in Clackamas County have an average ranking of 9/10, which is in the top 20% of Oregon public charter schools.
Minority enrollment is 26% of the student body (majority Hispanic), which is less than the Oregon public charter school average of 28% (majority Hispanic).
Best ÎÛÎÛÂþ» Charter Schools in Clackamas County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Three Rivers Charter School
Charter School
(Math: 60-64% | Reading: 80-84%)
Rank:
Rank:
10/
Top 5%10
2565 Sw Ek Rd
West Linn, OR 97068
(503) 673-7850
West Linn, OR 97068
(503) 673-7850
Gr: 4-8 | 110 students Student-teacher ratio: 16:1 Minority enrollment: 43%
Rank: #22.
Oregon Trail Academy
Charter School
(Math: 60-64% | Reading: 75-79%)
Rank:
Rank:
10/
Top 5%10
36225 Se Proctor Rd
Sandy, OR 97055
(503) 668-5521
Sandy, OR 97055
(503) 668-5521
Gr: K-8 | 239 students Student-teacher ratio: 20:1 Minority enrollment: 21%
Rank: #33.
Springwater Environmental Sciences School
Charter School
(Math: 50-54% | Reading: 70-74%)
Rank:
Rank:
10/
Top 10%10
16491 S Springwater Rd
Oregon City, OR 97045
(503) 631-7700
Oregon City, OR 97045
(503) 631-7700
Gr: K-8 | 200 students Student-teacher ratio: 20:1 Minority enrollment: 20%
Rank: #44.
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 | 282 students Student-teacher ratio: 40:1 Minority enrollment: 28%
Rank: #55.
Cascade Heights ÎÛÎÛÂþ» Charter School
Charter School
(Math: 55-59% | Reading: 50-54%)
Rank:
Rank:
9/
Top 20%10
15301 Se 92nd Ave
Clackamas, OR 97015
(503) 653-3996
Clackamas, OR 97015
(503) 653-3996
Gr: K-8 | 226 students Student-teacher ratio: 17:1 Minority enrollment: 29%
Rank: #66.
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 | 381 students Student-teacher ratio: 21:1 Minority enrollment: 21%
Rank: #77.
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 | 1,295 student Student-teacher ratio: 52:1 Minority enrollment: 27%
Rank: #88.
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 | 31 students Student-teacher ratio: 16:1 Minority enrollment: 44%
Rank: #99.
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 | 533 students Student-teacher ratio: 28:1 Minority enrollment: 24%
Rank: #1010.
Molalla River Academy
Charter School
(Math: 30-34% | Reading: 35-39%)
Rank:
Rank:
5/
Bottom 50%10
16897 S Callahan Rd
Molalla, OR 97038
(503) 829-6672
Molalla, OR 97038
(503) 829-6672
Gr: K-8 | 213 students Student-teacher ratio: 15:1 Minority enrollment: 13%
Rank: #1111.
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 | 323 students Student-teacher ratio: 323:1 Minority enrollment: 36%
Rank: #1212.
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 | 365 students Student-teacher ratio: 21:1 Minority enrollment: 18%
Rank: #1313.
Oregon City Service Learning Academy
Charter School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
2/
Bottom 50%10
995 South End Rd
Oregon City, OR 97045
(503) 785-8445
Oregon City, OR 97045
(503) 785-8445
Gr: 9-12 | 121 students Student-teacher ratio: 17:1 Minority enrollment: 30%
Clackamas County ÎÛÎÛÂþ» Schools (Closed)
School
Location
Quick Facts
350 Se 13th Ave
Canby, OR 97013
(503) 263-7140
Canby, OR 97013
(503) 263-7140
Gr: 6-8 | 464 students Student-teacher ratio: 24:1 Minority enrollment: 30%
Arts & Technology Charter High School (Closed 2010)
Charter School
8502 Sw Main St Ste 100
Wilsonville, OR 97070
(503) 673-7740
Wilsonville, OR 97070
(503) 673-7740
Gr: 9-12 | 80 students Student-teacher ratio: 16:1 Minority enrollment: 9%
Arts And Technology High School (Closed 2024)
Alternative School
29796 Sw Town Center Loop
Wilsonville, OR 97070
(503) 673-7375
Wilsonville, OR 97070
(503) 673-7375
Gr: 9-12 | 44 students Minority enrollment: 38%
4750 Sw Jean Rd
Lake Oswego, OR 97035
(503) 534-2347
Lake Oswego, OR 97035
(503) 534-2347
Gr: K-6 | 270 students Student-teacher ratio: 21:1 Minority enrollment: 24%
Po Box 547
Sandy, OR 97055
(503) 668-4411
Sandy, OR 97055
(503) 668-4411
Gr: K-5 | 112 students Student-teacher ratio: 22:1 Minority enrollment: 16%
11326 Se 47th Ave
Portland, OR 97222
(503) 353-5360
Portland, OR 97222
(503) 353-5360
Gr: K-6 | 305 students Student-teacher ratio: 23:1 Minority enrollment: 22%
Christie (Closed 2004)
Special Education School
Po Box 368
Marylhurst, OR 97036
(503) 635-3416
Marylhurst, OR 97036
(503) 635-3416
Gr: 2-12 | 79 students Minority enrollment: 20%
Clackamas Adt High School (Closed 2004)
Alternative School
1002 Library Ct
Oregon City, OR 97045
(503) 655-8264
Oregon City, OR 97045
(503) 655-8264
Gr: 9-12 | 16 students
15301 Se 92nd Ave
Clackamas, OR 97015
(503) 353-5380
Clackamas, OR 97015
(503) 353-5380
Gr: K-6 | 346 students Student-teacher ratio: 22:1 Minority enrollment: 44%
3811 Se Concord Rd
Portland, OR 97267
(503) 353-5400
Portland, OR 97267
(503) 353-5400
Gr: K-5 | 292 students Student-teacher ratio: 24:1 Minority enrollment: 22%
36225 Se Proctor Rd
Boring, OR 97009
(503) 668-5521
Boring, OR 97009
(503) 668-5521
Gr: K-5 | 75 students Student-teacher ratio: 13:1 Minority enrollment: 44%
14151 Se 242nd
Damascus, OR 97089
(503) 658-3171
Damascus, OR 97089
(503) 658-3171
Gr: K-5 | 272 students Student-teacher ratio: 25:1
30391 Se Hwy 211
Eagle Creek, OR 97022
(503) 630-8621
Eagle Creek, OR 97022
(503) 630-8621
Gr: K-6 | 246 students Student-teacher ratio: 19:1 Minority enrollment: 34%
Estacada Alternative High School (Closed 2015)
Alternative School
255 Ne 6th Ave
Estacada, OR 97023
(503) 630-6871
Estacada, OR 97023
(503) 630-6871
Gr: 10-12
995 South End Rd
Oregon City, OR 97045
(503) 785-8250
Oregon City, OR 97045
(503) 785-8250
Gr: K-6 | 375 students Student-teacher ratio: 25:1 Minority enrollment: 19%
39214 South Sawtell Rd
Molalla, OR 97038
(503) 829-8986
Molalla, OR 97038
(503) 829-8986
Gr: K-5
Milwaukie Eschool High School (Closed 2012)
Alternative School
11300 Se 23rd Ave
Portland, OR 97222
(503) 353-5833
Portland, OR 97222
(503) 353-5833
Gr: 9-12 | 6 students Student-teacher ratio: 6:1 Minority enrollment: 17%
1232 Linn Ave
Oregon City, OR 97045
(503) 785-8700
Oregon City, OR 97045
(503) 785-8700
Gr: K-6 | 403 students Student-teacher ratio: 24:1 Minority enrollment: 21%
1500 Sw Greentree Ave
Lake Oswego, OR 97034
(503) 534-2345
Lake Oswego, OR 97034
(503) 534-2345
Gr: K-6 | 275 students Student-teacher ratio: 21:1 Minority enrollment: 20%
16075 S Front Ave
Oregon City, OR 97045
(503) 785-8050
Oregon City, OR 97045
(503) 785-8050
Gr: K-6 | 286 students Student-teacher ratio: 22:1 Minority enrollment: 15%
Renaissance ÎÛÎÛÂþ» Academy (Closed 2024)
Charter School
39214 S Sawtell Rd
Molalla, OR 97038
(503) 759-7002
Molalla, OR 97038
(503) 759-7002
Gr: 3-12 | 55 students Student-teacher ratio: 11:1 Minority enrollment: 23%
Riverbend Youth Center (Closed 2004)
Alternative School
15544 S Clackamas River Rd
Oregon City, OR 97045
(503) 656-8005
Oregon City, OR 97045
(503) 656-8005
Gr: 7-12 | 19 students Student-teacher ratio: 19:1 Minority enrollment: 21%
8740 Se Sunnybrook
Clackamas, OR 97015
(503) 654-1642
Clackamas, OR 97015
(503) 654-1642
Gr: 9-12
354 Se Hwy 211
Estacada, OR 97023
(503) 630-5001
Estacada, OR 97023
(503) 630-5001
Gr: 9-12
Summit Learning Charter School (Closed 2023)
Charter School
30391 SE Hwy 211
Eagle Creek, OR 97022
(503) 630-5001
Eagle Creek, OR 97022
(503) 630-5001
Gr: K-12
2055 Sw Wembley Park Rd
Lake Oswego, OR 97034
(503) 534-2366
Lake Oswego, OR 97034
(503) 534-2366
Gr: K-6 | 416 students Student-teacher ratio: 19:1 Minority enrollment: 29%
6031 Se King Rd
Portland, OR 97222
(503) 653-3697
Portland, OR 97222
(503) 653-3697
Gr: K-6 | 249 students Student-teacher ratio: 17:1 Minority enrollment: 26%
Frequently Asked Questions
What are the top ranked public charter schools in Clackamas County, OR?
The top ranked public charter schools in Clackamas County, OR include Three Rivers Charter School, Oregon Trail Academy and Springwater Environmental Sciences School.
How many public charter schools are located in Clackamas County?
13 public charter schools are located in Clackamas County.
What is the racial composition of students in Clackamas County?
Clackamas County public charter schools minority enrollment is 26% of the student body (majority Hispanic), which is less than the Oregon public charter schools average of 28% (majority Hispanic).
Which public charter schools in Clackamas County are often viewed compared to one another?
Popular comparisons of public charter schools in Clackamas County include: Clackamas Middle College vs. Clackamas Academy Of Industrial Sciences, Clackamas Academy Of Industrial Sciences vs. Clackamas Middle College, Clackamas Middle College vs. Alliance Charter Academy
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