| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | February 1, 2027 (2027 cycle) |
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| Cost | Unconfirmed — check official site | $2,500–$5,800 (2027 cycle) | 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 | Limited financial aid: Amount: Unconfirmed — check official site. Apply with the Financial Aid Application. (2027 cycle) | 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 | Application fee: $70. Non-refundable.; Limited financial aid: Amount: Unconfirmed — check official site. Apply with the Financial Aid Application. (2027 cycle) | 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 | Grades 7–12 (provider uses rising grades) | Grades 9–11 when applying; summer rising grade is one higher |
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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 | Requirement: Open to rising grades 7–12; Requirement: Course minimums vary: Physics of the Electric Guitar is for rising 8th graders and older, Fun with DNA is for rising 7th and 8th graders, and the Piano Program is for intermediate and advanced pianists ages 11-18 | Residency: Kentucky student; Requirement: Be in grade 9, 10, or 11 at application under current published scope; Requirement: Show entrepreneurial curiosity, creativity, drive, resilience, collaboration, flexibility, and comfort with risk/failure; Requirement: Commit to live on campus and participate every day for all three weeks; Requirement: Obtain parent/guardian permission and two eligible recommendations; Exclusion: GPA and standardized-test scores are not considered; Exclusion: Applicants do not apply with a fixed team or need a pre-existing business idea; Exclusion: Absence is allowed only for emergency, illness, or overriding personal reason under program decisions; Exclusion: Completion does not guarantee college admission, scholarship funding, business launch, patent, prize, or investment |
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| Session dates or duration | Starts June 27, 2027; Ends August 7, 2027; 6 weeks (2027 cycle) | Starts June 27, 2027; Ends July 24, 2027; 1–4 weeks (2027 cycle) | Starts June 20, 2027; Ends July 11, 2027; 3 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 | Lakeville, CT | Lexington, KY |
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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: Rolling, course-specific admission; Hotchkiss does not publish a program-wide acceptance rate. Application materials: Two teacher recommendations | Selection: Holistic statewide selection without GPA/test-score review; no current acceptance rate is published. Application materials: Two recommendations (recommenders receive a link after you submit) |
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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 2026-10-24Source 6 · checked 2026-10-24Source 7 · checked 2026-10-24Source 8 · checked 2026-10-24Source 9 · checked 2026-10-24Source 10 · checked 2026-10-24Source 11 · checked 2026-10-24Source 12 · checked 2026-08-21Source 13 · checked 2026-08-21 | 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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