| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Last year's cycle (2026): $7,208; 2027: Unconfirmed — check official site | Last year's cycle (2026): $100; 2027: Unconfirmed — check official site | Catalog terms: Free attendance; check separate expenses; 2027: Unconfirmed — check official site |
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| Financial aid | Last year's cycle (2026): Need-based financial aid and travel grants: Amount: Unconfirmed — check official site. Free for domestic students with household income under $85,000; case-by-case awards above that and for international students.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Full financial aid: Amount: Unconfirmed — check official site; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Last year's cycle (2026): Application: $0. Applying is free.; Need-based financial aid and travel grants: Amount: Unconfirmed — check official site. Free for domestic students with household income under $85,000; case-by-case awards above that and for international students.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Full financial aid: Amount: Unconfirmed — check official site; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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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 9–12; Grade timing: Unconfirmed — check official site | Grades 10–11 (provider uses rising grades) | Grades 10–12 when applying; check the provider's rules for graduating seniors |
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| Additional eligibility | Requirement: Open to grades 9–12; Requirement: Must not have already graduated from high school; Requirement: Most participants have just finished 10th or 11th grade; students who just completed 9th grade with more advanced math have attended; Requirement: International students are welcome to apply | Requirement: Open to rising grades 10–11 | 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 |
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| Session dates or duration | Last year's cycle (2026): Starts June 28, 2026; Ends August 8, 2026; 6 weeks; 2027: Unconfirmed — check official site | Last year's cycle (2026): Starts August 10, 2026; Ends August 14, 2026; 2027: Unconfirmed — check official site | Catalog terms: 1 week; 2027: Unconfirmed — check official site |
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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 | Non-residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | New residential campus for 2027 is not announced; Amherst, Massachusetts was the historical 2026 location | Providence, RI | Spokane, Yakima, WA |
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| Selection and application | Selection: Application review uses the form, letter, Interesting Test, and mathematical sponsor recommendation; no current acceptance rate or 2027 capacity is published. Application materials: Letter of recommendation from a sponsor who knows you in a mathematical context | Unconfirmed — check official site | 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 |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24 | 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 |
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