| Application deadline | Unconfirmed — check official site | March 31, 2027 (2027 cycle) | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | $575 (2027 cycle) | Unconfirmed — check official site |
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| Financial aid | Catalog terms: Limited financial assistance: Amount: Unconfirmed — check official site. Covers course and registration fees for one course; for students meeting free/reduced-price lunch income criteria; first-come, first-served.; 2027: Unconfirmed — check official site | Financial aid for program fee and travel: Amount: Unconfirmed — check official site (2027 cycle) | 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 |
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| Expenses and aid conditions | Catalog terms: Nonrefundable registration fee (per student, per quarter): $50; Limited financial assistance: Amount: Unconfirmed — check official site. Covers course and registration fees for one course; for students meeting free/reduced-price lunch income criteria; first-come, first-served.; 2027: Unconfirmed — check official site | Financial aid for program fee and travel: Amount: Unconfirmed — check official site (2027 cycle) | 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 |
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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 4–12 (provider uses rising grades) | Grade 11 when applying; summer rising grade is one higher | Grades 10–12; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Requirement: Open to rising grades 4–12; Requirement: Some courses, such as coding or writing, have prerequisites or English proficiency requirements | Requirement: Open to students currently in grade 11 when applying; Requirement: Must have a Social Security Number (U.S. citizenship not required); Requirement: Physically fit and in good health; Requirement: Unmarried, not pregnant, and no legal obligation to support a child or other individual | 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 |
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| Session dates or duration | Starts June 28, 2027; Ends August 20, 2027; 2 weeks (2027 cycle) | Starts June 5, 2027; Ends June 24, 2027; 1 week (2027 cycle) | Starts June 27, 2027; Ends August 7, 2027; 6 weeks (2027 cycle) |
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| Format | In person / Online | In person | In person |
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| Housing and supervision | Non-residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Seattle, WA | Annapolis, MD | Boston, MA |
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| Selection and application | Selection: Registration is generally course-eligibility and capacity based rather than a single selective admissions process. Sections may close when full. UW does not publish a program-wide applicant count, acceptance rate, or admissions rubric. | Selection: Highly competitive, with approximately 800 places per session; USNA uses holistic academics, activities, fitness and health factors. Selection is rolling but not first-come. Application materials: Personal statement (1,000 characters) | 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 |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-22 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-09 | 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 |
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