| 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 | $475–$650 (2027 cycle) |
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| Financial aid | Last year's cycle (2026): Free for U.S. families with adjusted gross income under $80,000; need-based aid up to full cost: Amount: Unconfirmed — check official site. Aid for international students is decided case by case.; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Program fee assistance or company sponsorship: Amount: Unconfirmed — check official site. For qualified candidates; complete the Financial Assistance/Company Sponsorship form before registering. (2027 cycle) |
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| Expenses and aid conditions | Last year's cycle (2026): Free for U.S. families with adjusted gross income under $80,000; need-based aid up to full cost: Amount: Unconfirmed — check official site. Aid for international students is decided case by case.; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Program fee assistance or company sponsorship: Amount: Unconfirmed — check official site. For qualified candidates; complete the Financial Assistance/Company Sponsorship form before registering. (2027 cycle) |
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| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Grades 10–12; Grade timing: Unconfirmed — check official site | Grades 10–12 when applying; check the provider's rules for graduating seniors | Grades 9–12; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Ages 14–18; Requirement: Open to grades 10–12; Requirement: Have completed 9th grade (or its equivalent) by the first day of the program; Requirement: Not yet enrolled as a full-time college or university student; Requirement: Graduating seniors may attend in the summer between high school and college or during a gap year | Residency: Puget Sound camp: primary residence in Pierce, south King, Kitsap or north Thurston counties; Residency: Yakima camp: primary residence in Yakima County; Requirement: Open to students currently in grades 10–12 when applying; Requirement: Has not attended M.A.S.H. Camp before; Requirement: Interest in healthcare professions such as nursing, physical therapy, pharmacy or another healthcare field; Requirement: Required vaccinations and a tuberculosis test before camp | Residency: Iowa high school students; Requirement: Open to grades 9–12 |
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| Session dates or duration | Starts June 27, 2027; Ends August 7, 2027; 6 weeks (2027 cycle) | Catalog terms: 1 week; 2027: Unconfirmed — check official site | Starts July 11, 2027; Ends July 15, 2027 (2027 cycle) |
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| Format | In person | In person | In person |
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| Housing and supervision | Residential. Supervision and housing details: Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Boston, MA | Spokane, Yakima, WA | Des Moines, IA |
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| Selection and application | Selection: About 80 high-school students are selected through demonstrated mathematical thinking in the problem set, academic context, recommendation, transcript, and short answers. PROMYS does not publish the current applicant count or acceptance rate. Application materials: One letter of recommendation | Selection: Competitive regional selection; official current applicant and seat counts are not published in the accessible notice. Application materials: Three required essays (150-250 words each) and one optional essay | Unconfirmed — check official site |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20Source 6 · checked 2026-08-20Source 7 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24Source 5 · checked 2026-10-24Source 6 · checked 2026-08-22Source 7 · checked 2026-08-22 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24 |
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