| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | $2,820–$4,795 (2027 cycle) | $10,200 (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 | Need-based TryEngineering Summer Institute Scholarship: Amount: Unconfirmed — check official site. For U.S. citizens residing in the U.S.; approximate family income limit of $100,000, adjusted for family size and location. (2027 cycle) | Need-based financial aid: Amount: Unconfirmed — check official site. About 40% of students receive aid; average award is 70% of tuition; awards include free or reduced-price gear rental and top packages include flights. (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 | Need-based TryEngineering Summer Institute Scholarship: Amount: Unconfirmed — check official site. For U.S. citizens residing in the U.S.; approximate family income limit of $100,000, adjusted for family size and location. (2027 cycle) | Summer Term 2027 student account deposit: $500. Returned if unused.; Need-based financial aid: Amount: Unconfirmed — check official site. About 40% of students receive aid; average award is 70% of tuition; awards include free or reduced-price gear rental and top packages include flights.; Clarity financial aid application fee: $65. Only for aid applicants; automatically waived below a certain family income, or on request. (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 9–12; Grade timing: Unconfirmed — check official site | 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 | Ages 14–18; Requirement: Open to grades 9–12; Requirement: Completed at least one year of high school | Ages 14–18; Requirement: Open to rising grades 10–12; Requirement: Willing to spend extended periods (10 days) outdoors in wilderness settings; no previous outdoor experience is required |
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| Session dates or duration | Starts June 27, 2027; Ends August 7, 2027; 6 weeks (2027 cycle) | Starts June 13, 2027; Ends July 30, 2027 (2027 cycle) | Starts June 27, 2027; Ends July 24, 2027; 4 weeks (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 | 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 | Baltimore, Houston, Los Angeles, Durham, Berkeley, New York, Ann Arbor, Washington, MD, TX, CA, NC, NY, MI, DC | Leadville, CO |
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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: Students may apply directly or be invited through nominations or talent identification. Enrollment is capacity-based and may use waitlists; no acceptance rate is published. | Selection: HMI describes a typical cohort of 12-20 students; it does not publish a current applicant count or acceptance rate. Application materials: Summer Term application with two essay questions; Two teacher recommendations (at least one from a core academic teacher); 15-30 minute interview with the admissions team |
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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 2026-08-22 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-22Source 5 · checked 2026-08-22Source 6 · checked 2026-08-22 |
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