| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | Catalog terms: Free attendance; check separate expenses; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Catalog terms: Mentee stipend: $1,200; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Unconfirmed — check official site | Grades 10–11 when applying; summer rising grade is one higher | Unconfirmed — check official site |
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| Additional eligibility | Requirement: Normally not have completed high school before class begins; Requirement: Demonstrate the mathematical maturity of an advanced high-school student; Requirement: Be prepared for intensive college-level lectures, problems, independent work, and mathematical communication; Requirement: Meet any future course-specific readiness or scheduling requirements; Exclusion: Assuming grades 9-12 is a fixed rule; sufficiently prepared middle-school students may apply; Exclusion: Assuming competition mathematics, prior research, a published prerequisite course, or Bay Area residence is required; Exclusion: Assuming admission, financial aid, academic credit, publication, recommendation, or a research result is guaranteed | Residency: Must be a Washington State resident and enrolled in a Washington State high school; Requirement: Be in grade 10 or 11 when applying, entering grade 11 or 12 in fall; Requirement: Be interested in technology, society, justice, and changemaking; Requirement: Be able to travel to UW Seattle Monday-Thursday; Requirement: Commit to the full four-week program; no coding background required; Exclusion: Students outside Washington or not enrolled at a Washington high school are ineligible; Exclusion: CiC does not provide housing; Exclusion: Historical 2026 rules may change for 2027 | Requirement: American Legion Boys State gives selected high-school students hands-on experience creating and running a mock state government. Schools and local Legion posts usually recommend, interview and select delegates. Requirements, dates and costs are set by the state programme.
Two delegates from each Boys State programme may advance to Boys Nation in Washington, D.C. The national 2027 session is announced for summer, but that is not a shared Boys State application deadline or venue. Sponsorship and family-paid costs must be checked locally. |
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| Session dates or duration | Unconfirmed — check official site | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Format | Unconfirmed — check official site | In person | Unconfirmed — check official site |
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| Housing and supervision | Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site | Unconfirmed — check official site |
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| Location | Unconfirmed — check official site | Seattle, University of Washington Seattle campus | Unconfirmed — check official site |
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| Selection and application | Selection: Applicants must persuade Euler Circle that they are prepared and a good instructional fit; Euler Circle says ordinary seat scarcity usually is not the main constraint and does not publish acceptance statistics. | Selection: Every on-time application is reviewed equally, but UW does not publish seats, applicant totals, or an acceptance rate. | Unconfirmed — check official site |
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| Official sources | Source 1 · checked 2026-10-12Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20 | Source 1 · checked 2026-08-21Source 2 · checked 2026-08-21Source 3 · checked 2026-08-20 | Source 1 · checked 2026-10-09Source 2 · checked 2026-10-09Source 3 · checked 2026-08-21 |
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