| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | Unconfirmed — check official site | $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 | Unconfirmed — check official site | 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 | 2027 residential package (tuition plus accommodation, breakfast and dinner): Amount: Unconfirmed — check official site. One course is £3,995 if you apply by 29 January 2027, otherwise £4,095; two courses £7,990; three courses £12,085.; Application fee: Amount: Unconfirmed — check official site. Non-refundable and payable at the time of application. (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 10–12; 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 16–17; Requirement: Open to grades 10–12; Requirement: Must turn 16 before the course start or accommodation arrival date, whichever is earliest; Requirement: 18th birthday must fall after the last day of the programme or accommodation departure date; Requirement: English at CEFR level B2 or equivalent (B1 for English Language & Culture courses) | 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 July 5, 2027; Ends July 30, 2027; 1–3 weeks (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 | Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Boston, MA | London | 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: Applicants are assessed for academic motivation, age, maturity, grades and English readiness. King's does not publish applicant totals or an acceptance rate on the program page; courses can close when full. Application materials: Personal statement | 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 2026-10-24 | 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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