| 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 | Catalog terms: Free attendance; check separate expenses; 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 | Catalog terms: Application fee waiver: Amount: Unconfirmed — check official site. For students eligible for Free & Reduced Lunch or who qualify for financial aid.; 2027: 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 | Catalog terms: Non-refundable application processing fee: $40. Waived for students eligible for Free & Reduced Lunch or who qualify for financial aid.; Application fee waiver: Amount: Unconfirmed — check official site. For students eligible for Free & Reduced Lunch or who qualify for financial aid.; 2027: Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Catalog terms: Learning stipend based on total internship hours: $500–$1,500; 2027: 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 10–12 (provider uses rising grades) |
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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 | Residency: Reside in the United States throughout the program; Residency: Live within 50 miles of the internship position, or with adult family or friends near it for the summer; Requirement: Open to rising grades 10–12; Requirement: Have not held an ASE internship before; Requirement: Interest in a math or science career and readiness for a professional environment; Requirement: Reliable transportation to the internship location; Requirement: Proof of health insurance; Requirement: Mentor may not be a family member |
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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) | Catalog terms: 4–10 weeks; 2027: Unconfirmed — check official site |
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| Format | In person | In person | In person / Hybrid |
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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 | Boston, MA | New York, NY | Portland, Corvallis, OR |
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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: Competitive: more than 400 applicants for fewer than 100 positions, with roughly 75 internships typically offered. Matching also depends on position prerequisites and mentor rankings. Application materials: Two adult recommendations; Interview with some mentors |
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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 2026-10-24Source 6 · checked 2026-08-20 |
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