| Application deadline | April 19, 2027 (2027 cycle) | May 1, 2027 (2027 cycle) | Unconfirmed — check official site |
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| Cost | $2,750 (2027 cycle) | Last year's cycle (2026): $1,418–$6,173; 2027: Unconfirmed — check official site | $10,200 (2027 cycle) |
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| Financial aid | Unconfirmed — check official site | Last year's cycle (2026): Limited need-based discount: Amount: Unconfirmed — check official site. Students eligible for free or reduced lunch with a GPA of 3.5 or better are encouraged to apply.; 2027: 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 | Application fee: $0; Deposit to reserve a spot: $100. Due once the application is approved; Suggested spending money: $100–$150 (2027 cycle) | Last year's cycle (2026): Resident program fee (housing, three meals a day, events, transportation): $887–$1,637. $887 for one week, $1,637 for two weeks; included in the resident totals.; Application deposit, applied to the final bill: $75. Non-refundable.; Tuition deposit to hold a seat, applied to the final bill: $300. Non-refundable.; Limited need-based discount: Amount: Unconfirmed — check official site. Students eligible for free or reduced lunch with a GPA of 3.5 or better are encouraged to apply.; 2027: Unconfirmed — check official site | 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 10–11; Grade timing: Unconfirmed — check official site | Grades 10–12 (provider uses rising grades) | Grades 10–12 (provider uses rising grades) |
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| Additional eligibility | Requirement: Open to grades 10–11; Requirement: Open in the summer after sophomore or junior year (students finishing grade 10 or 11); Requirement: One year of chemistry or physics | Requirement: Open to rising grades 10–12; Requirement: Must have completed the first year of high school by the summer; Requirement: Credit-bearing courses: GPA of 3.0 or better, primarily for rising seniors; rising juniors need a GPA of 3.5 or better; Requirement: Non-credit courses recommended for students with a GPA of 3.0 or better; Requirement: Recommended English proficiency for international students: mid-B2 level (TOEFL 80, IELTS 6, DET 115) | 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 7, 2027; Ends July 22, 2027 (2027 cycle) | Starts June 21, 2027; Ends July 30, 2027; 1–2 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 | Residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Terre Haute, IN | Bronx, NY | Leadville, CO |
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| Selection and application | Selection: Earlier 2026 instructions described selective application followed by first-come session placement after approval. Confirm the current 2027 review and placement process; no acceptance rate is published. Application materials: Recommendation from a counselor or teacher | Selection: Rolling course-by-course admission until capacity, with course caps often around 20. Applicant volume, acceptance rates, and discount counts are not published. Application materials: Letter of recommendation (rising juniors applying to credit-bearing courses); Audition song (Musical Theatre Workshop) | 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 2026-10-24 | 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 2026-10-24Source 7 · checked 2026-08-21Source 8 · checked 2026-08-21 | 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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