| Application deadline | January 13, 2027 (2027 cycle) | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | $4,180–$15,980 (2027 cycle) | Last year's cycle (2026): $3,900; 2027: Unconfirmed — check official site | Last year's cycle (2026): $3,000; 2027: Unconfirmed — check official site |
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| Financial aid | Unconfirmed — check official site | Last year's cycle (2026): Need-based scholarship assistance: Amount: Unconfirmed — check official site. Requires a financial-need application and supporting documents; amount and availability are not guaranteed.; 2027: Unconfirmed — check official site | Last year's cycle (2026): 2026 sliding-scale Louisiana-family contribution: $200–$3,000. Suggested contribution depended on combined household income; accepted families could request more aid.; 2027: Unconfirmed — check official site |
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| Expenses and aid conditions | 2027 application fee: $75 (2027 cycle) | Last year's cycle (2026): Nonrefundable application fee: $60. A fee waiver can be requested.; Need-based scholarship assistance: Amount: Unconfirmed — check official site. Requires a financial-need application and supporting documents; amount and availability are not guaranteed.; 2027: Unconfirmed — check official site | Last year's cycle (2026): 2026 sliding-scale Louisiana-family contribution: $200–$3,000. Suggested contribution depended on combined household income; accepted families could request more aid.; Payment plan: Amount: Unconfirmed — check official site. Case-by-case plans were available after acceptance.; 2027: 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 | Unconfirmed — check official site | Grades 9–12; Grade timing: Unconfirmed — check official site | Grades 6–10 when applying; summer rising grade is one higher |
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| Additional eligibility | Ages 16–18; Citizenship: International students may apply to eligible formats with visa/English requirements; Citizenship: Financial aid is limited to U.S. citizens, permanent residents, and DACA recipients; Residency: Residential students live on campus; Residency: Commuters must live with a parent/guardian or approved adult age 25+ within reasonable commuting distance in New England; Residency: Online students participate from home; Requirement: Graduate high school and enter college in 2027, 2028 or 2029.; Requirement: Be at least 16 by June 13, 2027 and not turn 19 before July 31, 2027.; Requirement: Show maturity and academic readiness for intensive college-level work; Requirement: Meet selected-course prerequisites; Requirement: Submit English-proficiency evidence if English is not the native language; Requirement: Clear the calendar for the full program, especially residential study; Exclusion: An applicant may apply to only one Harvard Summer School high-school program in a year; Exclusion: International students using a Harvard-sponsored I-20 cannot take online classes; Exclusion: Participation does not guarantee Harvard College admission or another institution's acceptance of credit; Exclusion: No minimum GPA or required PSAT/SAT/ACT score is published | Requirement: Be a current high-school student or recent graduate before beginning college; Requirement: Earn As and Bs in high-school math and science; Requirement: Complete Algebra II; Requirement: Complete trigonometric functions and right-triangle problem solving; Requirement: Complete one full year of high-school chemistry and/or physics including lab, or meet the published AP substitution; Requirement: Attend daily live Eastern Time classes and complete about 28 hours of weekly coursework; Requirement: Meet English-proficiency documentation rules if a foreign national; Exclusion: The course is not an introductory low-commitment camp; Exclusion: Older students receive priority when space is limited; Exclusion: Students without required math/science preparation may not be ready or admitted; Exclusion: Lab-kit delivery deadlines and customs constraints can narrow international participation | Residency: Louisiana and out-of-state students may apply; tuition differs by residence; Requirement: Junior Division: current grade 6, 7, or 8 in the application school year; Requirement: Senior Division: current grade 9 or 10 plus at least a B average in the prior full term and current year; Requirement: Submit Louisiana gifted-classification documents or acceptable aptitude-test/alternate qualifying evidence; Requirement: Demonstrate readiness for a seven-week residential academic, arts, and community program; Requirement: Musically Gifted applicants must complete a separate audition process; Exclusion: Applicants outside the published grade bands; Exclusion: Senior Division applicants below the B-average requirement; Exclusion: Incomplete gifted-identification, grade, testing, or teacher documentation; Exclusion: Applicants applying after all spaces are filled |
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| Session dates or duration | Catalog terms: 4–7 weeks; 2027: Unconfirmed — check official site | Catalog terms: 5 weeks; 2027: Unconfirmed — check official site | Catalog terms: 7 weeks; 2027: Unconfirmed — check official site |
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| Format | In person / Online | Online | In person |
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| Housing and supervision | Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Cambridge, Massachusetts | Worldwide synchronous participation, subject to Eastern Time attendance and lab-kit shipping/customs feasibility | Lake Charles, Louisiana |
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| Selection and application | Selection: Harvard evaluates essays, transcripts/current grades, counselor report, GPA, maturity, readiness, and program fit holistically; it publishes no minimum GPA and does not require standardized academic tests. Application totals, admit rate, option/course capacities, waitlist odds, and scholarship odds are not published. Application materials: Student-created online application and short essays | Selection: Completed applications are academically reviewed. Rising juniors and seniors are typical, talented rising sophomores may be considered, and older students receive priority when space is limited. Programs can fill before final deadlines; no acceptance rate is published. Application materials: Required 175-225-word motivation essay; Optional 100-125-word context essay; One math/science/engineering/robotics/computer-science teacher recommendation in English | Selection: Applicants must meet gifted-identification or aptitude criteria and grade-specific requirements. Applications were reviewed until spaces filled; the program does not publish applicant counts, capacity, or an acceptance rate. Application materials: Separate audition information for the Musically Gifted track |
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| Official sources | Source 1 · checked 2026-10-09Source 2 · checked 2026-10-09Source 3 · checked 2026-10-09Source 4 · checked 2026-10-09Source 5 · checked 2026-10-09 | Source 1 · checked 2026-08-21Source 2 · checked 2026-08-21Source 3 · checked 2026-08-21Source 4 · checked 2026-08-21Source 5 · checked 2026-08-21Source 6 · checked 2026-08-21Source 7 · checked 2026-08-21 | Source 1 · checked 2026-08-21Source 2 · checked 2026-08-21Source 3 · checked 2026-08-21Source 4 · checked 2026-08-21Source 5 · checked 2026-08-20 |
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