For the 2025-26 school year, there are 11 charter public high schools serving 2,483 students in Washington.
Learn more about how charter schools work. The top ranked charter public high schools in Washington are Spokane International Academy, Lumen High School and Summit Public School Atlas. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Washington charter public high schools have an average math proficiency score of 38% (versus the Washington public high school average of 34%), and reading proficiency score of 53% (versus the 65% statewide average).
Washington charter public high school have a Graduation Rate of 82%, which is less than the Washington average of 84%.
The school with highest graduation rate is Summit Public School Sierra, with ≥95% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.
Minority enrollment is 58% of the student body (majority Black and Hispanic), which is more than the Washington public high school average of 50% (majority Hispanic).
Best Charter Public High Schools in Washington (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Spokane International Academy
Magnet School
Charter School
Charter School
(Math: 50% | Reading: 60%)
Rank:
Rank:
8/
Top 30%10
777 E Magnesium Rd
Spokane, WA 99208
(509) 209-8730
Spokane, WA 99208
(509) 209-8730
Gr: K-10 | 754 students Student-teacher ratio: 14:1 Minority enrollment: 39%
Rank: #22.
Lumen High School
Magnet School
Charter School
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
6/
Top 50%10
718 W. Riverside Avenue
Spokane, WA 99218
(509) 570-3921
Spokane, WA 99218
(509) 570-3921
Gr: 9-12 | 27 students Student-teacher ratio: 5:1 Minority enrollment: 63%
Rank: #33.
Summit Public School Atlas
Charter School
(Math: 43% | Reading: 52%)
Rank:
Rank:
6/
Top 50%10
9601 35th Avenue Sw
Seattle, WA 98126
(206) 307-7645
Seattle, WA 98126
(206) 307-7645
Gr: 6-12 | 545 students Student-teacher ratio: 19:1 Minority enrollment: 63%
Rank: #44.
Summit Public School Sierra
Charter School
(Math: 25-29% | Reading: 60-64%)
Rank:
Rank:
6/
Top 50%10
1025 S King St
Seattle, WA 98134
(206) 453-2520
Seattle, WA 98134
(206) 453-2520
Gr: 9-12 | 221 students Student-teacher ratio: 17:1 Minority enrollment: 63%
Rank: #55.
Pinnacles Prep Charter School
Charter School
(Math: 30-34% | Reading: 50-54%)
Rank:
Rank:
5/
Bottom 50%10
504 S. Chelan Ave.
Wenatchee, WA 98801
(805) 669-8801
Wenatchee, WA 98801
(805) 669-8801
Gr: 6-9 | 221 students Student-teacher ratio: 16:1 Minority enrollment: 40%
Rank: #66.
Summit Public School Olympus
Charter School
(Math: 11-19% | Reading: 50-59%)
Rank:
Rank:
3/
Bottom 50%10
409 Puyallup Ave
Seattle, WA 98134
(253) 444-9781
Seattle, WA 98134
(253) 444-9781
Gr: 9-12 | 148 students Student-teacher ratio: 15:1 Minority enrollment: 80%
Rank: #77.
Intergenerational High School
Magnet School
Charter School
Charter School
(Math: ≤20% | Reading: ≥50%)
Rank:
Rank:
3/
Bottom 50%10
1 Bellis Fair Parkway, # 104
Bellingham, WA 98226
(360) 927-1119
Bellingham, WA 98226
(360) 927-1119
Gr: 9-12 | 69 students Student-teacher ratio: 9:1 Minority enrollment: 57%
Rank: #88.
Pullman Community Montessori
Charter School
(Math: 21-39% | Reading: 21-39%)
Rank:
Rank:
2/
Bottom 50%10
115 Nw State St, Rm 215
Pullman, WA 99163
(509) 336-5909
Pullman, WA 99163
(509) 336-5909
Gr: K-9 | 118 students Student-teacher ratio: 20:1 Minority enrollment: 32%
Rank: #99.
Rainier Valley Leadership Academy
Charter School
(Math: 10-14% | Reading: 25-29%)
Rank:
Rank:
1/
Bottom 50%10
6020 Rainier Avenue S
Seattle, WA 98118
(206) 659-0956
Seattle, WA 98118
(206) 659-0956
Gr: 6-12 | 163 students Student-teacher ratio: 14:1 Minority enrollment: 97%
Rank: n/an/a
Cascade Public Schools
Magnet School
Charter School
Charter School
22419 Pacific Highway South
Seattle, WA 98198
(253) 271-8629
Seattle, WA 98198
(253) 271-8629
Gr: 9-12 | 193 students Student-teacher ratio: 16:1 Minority enrollment: 94%
Rank: n/an/a
Rooted School Washington
Charter School
10401 Ne Fourth Plain Blvd, St
Vancouver, WA 98662
(360) 200-8979
Vancouver, WA 98662
(360) 200-8979
Gr: 9-12 | 24 students Student-teacher ratio: 5:1 Minority enrollment: 41%
Frequently Asked Questions
What are the top ranked charter public high schools in Washington?
The top ranked charter public high schools in Washington include Spokane International Academy, Lumen High School and Summit Public School Atlas.
How many charter public high schools are located in Washington?
11 charter public high schools are located in Washington.
What is the racial composition of students in Washington?
Washington charter public high schools minority enrollment is 58% of the student body (majority Black and Hispanic), which is more than the Washington public high schools average of 50% (majority Hispanic).
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