allk12 · Rankings · Largest charters · Washington

The largest public charter schools in Washington

This ranking covers the largest public charter schools in Washington, drawn from 17 qualifying public schools. Summit Public School: Atlas leads the list at 566, against a median of 214 across the ranked schools.

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Schools ranked

Washington

Top Students

566

Median Students

214

LARGEST CHARTERS · WASHINGTON

#	School	City	District	Level	Students
1	Summit Public School: Atlas	Seattle, WA	Summit Public School: Atlas	High	566
2	Impact Public Schools	Tukwila, WA	Impact \| Puget Sound Elementary	Elementary	505
3	Catalyst Public Schools	Bremerton, WA	Catalyst Public Schools	Combined	504
4	Impact \| Salish Sea Elementary	Seattle, WA	Impact \| Salish Sea Elementary	Elementary	385
5	Rainier Prep	Seattle, WA	Rainier Prep Charter School District	Middle	359
6	Pinnacles Prep Charter School	Wenatchee, WA	Pinnacles Prep Charter School	Middle	234
7	Innovation High School	Spokane, WA	PRIDE Prep Charter School District	High	232
8	Impact Public Schools	Tacoma, WA	Impact \| Commencement Bay Elementary	Elementary	232
9	Summit Public School: Sierra	Seattle, WA	Summit Public School: Sierra	High	214
10	Impact \| Black River Elementary	Renton, WA	Impact \| Black River Elementary	Elementary	209
11	Cascade Public Schools	Des Moines, WA	Why Not You Academy	High	126
12	Rainier Valley Leadership Academy	Seattle, WA	Rainier Valley Leadership Academy	Combined	121
13	Pullman Community Montessori	Pullman, WA	Pullman Community Montessori	Combined	118
14	Summit Public School: Olympus	Tacoma, WA	Summit Public School: Olympus	High	110
15	Intergenerational High School	Bellingham, WA	Intergenerational High School	High	107
16	Rooted School Washington	Vancouver, WA	Rooted School Washington	High	58
17	Lumen High School	Spokane, WA	Lumen Public School	High	32

Page 1 of 1 · top 17 of 17 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.