| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | January 13, 2027 (2027 cycle) |
|---|
| Cost | Unconfirmed — check official site | Unconfirmed — check official site | $4,180–$15,980 (2027 cycle) |
|---|
| Financial aid | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
|---|
| Expenses and aid conditions | Unconfirmed — check official site | Unconfirmed — check official site | 2027 application fee: $75 (2027 cycle) |
|---|
| Stipend or pay | Last year's cycle (2026): 2026 Summer I or Summer II fellowship: $4,000; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
|---|
| Eligibility | Grades 10–12 when applying; check the provider's rules for graduating seniors | Unconfirmed — check official site | Unconfirmed — check official site |
|---|
| Additional eligibility | Residency: Must be able to participate at an available Project SEED site or eligible virtual project; in-person site selection considers a safe daily commute; Requirement: Document household annual income at or below 300% of applicable Federal Poverty Guidelines; Requirement: Provide an accepted tax, free/reduced-lunch, SNAP/WIC, TRIO, or SAT/ACT fee-waiver eligibility document; Requirement: Preferably be a current high-school sophomore, junior, or senior; the 2026 cycle also allowed graduating seniors; Requirement: Have completed at least one high-school chemistry course and demonstrate interest in science or chemistry; Requirement: Obtain parent/guardian permission if under 18; Requirement: Be available for the full project, normally at least eight weeks and about 40 hours weekly for in-person research; Requirement: Meet the local site's commute, safety, lab, onboarding, and schedule requirements; Exclusion: Applicants who cannot document the financial-eligibility requirement; Exclusion: Applicants without completed high-school chemistry; Exclusion: Applicants unable to commit to the selected site's full schedule or safely commute for an in-person placement; Exclusion: Assuming prior lab experience is required or guarantees selection; Exclusion: Assuming application guarantees a placement, preferred lab, virtual option, $4,000 next-cycle amount, conference trip, publication, college credit, recommendation, scholarship, admission advantage, or job | Unconfirmed — check official site | 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 |
|---|
| Session dates or duration | Catalog terms: 8–10 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Catalog terms: 4–7 weeks; 2027: Unconfirmed — check official site |
|---|
| Format | Hybrid | Unconfirmed — check official site | In person / Online |
|---|
| Housing and supervision | Non-residential. Supervision and housing details: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
|---|
| Location | Participating university, government, and industry research sites; virtual projects may also be offered | Unconfirmed — check official site | Cambridge, Massachusetts |
|---|
| Selection and application | Selection: Local coordinators select among financially and academically eligible applicants based on performance, science interest, full-summer availability, site capacity/budget, safe commute, and mentor/project fit. ACS publishes no single current acceptance rate. | Unconfirmed — check official site | 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 |
|---|
| Official sources | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20 | Source 1 · checked 2026-10-10 | 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 |
|---|
