| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | Last year's cycle (2026): $5,750; 2027: Unconfirmed — check official site | Last year's cycle (2026): $1,940; 2027: Unconfirmed — check official site |
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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 | Last year's cycle (2026): GSTEM need-based scholarship: Amount: Unconfirmed — check official site. Applies toward the program cost only.; Winston Data Scholarship (full program cost): Amount: Unconfirmed — check official site. Requires a separate data science essay; recipients take a weekly data science class.; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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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 | Last year's cycle (2026): Optional six-week housing with meal plan: $3,966. Need-based aid does not cover housing.; NYU application fee: $50. Fee waivers are available.; GSTEM need-based scholarship: Amount: Unconfirmed — check official site. Applies toward the program cost only.; Winston Data Scholarship (full program cost): Amount: Unconfirmed — check official site. Requires a separate data science essay; recipients take a weekly data science class.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Room and board per night (meals and shared dorm room): $234; SML program fee per course: $410; 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 10–12; Grade timing: Unconfirmed — check official site | Grade 11 when applying; summer rising grade is one higher | Grades 11–12; 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 | Citizenship: U.S. citizens (living anywhere); Citizenship: Non-citizens in the U.S. on an F-1 student visa; Requirement: Open to students currently in grade 11 when applying; Requirement: High aptitude in STEM; Requirement: Available for every day of the six-week program and not enrolled in another program at the same time | Citizenship: International students must already be in the US with an F-1 visa valid through the summer; Requirement: Open to grades 11–12; Requirement: Must have completed grade 10, 11 or 12 before the course; Requirement: B- or better (or equivalent) in two year-long high-school science courses, or a teacher or counselor contact who can explain individual circumstances |
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| Session dates or duration | Starts June 27, 2027; Ends August 7, 2027; 6 weeks (2027 cycle) | Starts June 28, 2027; Ends August 6, 2027; 6 weeks (2027 cycle) | Last year's cycle (2026): Starts July 13, 2026; Ends August 17, 2026; 1–2 weeks; 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 | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Boston, MA | New York, NY | Appledore Island, ME |
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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: GSTEM admits 40 current juniors. Review is competitive and considers academic work, essays, STEM activities, and one recommendation. Application materials: Four essays; One letter of recommendation from a teacher, advisor or counselor | Selection: Rolling admission based on eligibility, transcript review, course fit, and remaining space; Shoals does not publish applicant or acceptance counts. |
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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 2026-08-22Source 6 · 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 2026-08-22 |
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