| Application deadline | Unconfirmed — check official site | February 1, 2027 (2027 cycle) | Unconfirmed — check official site |
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| Cost | Last year's cycle (2026): $2,000–$10,201.92; 2027: Unconfirmed — check official site | Free attendance; check separate expenses (2027 cycle) | Unconfirmed — check official site |
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| Financial aid | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Last year's cycle (2026): Non-refundable application fee: $70; Honors program non-refundable deposit: $1,000. Due within two weeks of the admission decision.; 2027: Unconfirmed — check official site | On-campus boarding: $0. Covered by program funders.; Food: $0. Covered by program funders. (2027 cycle) | Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Catalog terms: Summer I fellowship award/stipend: $4,000; 2027: Unconfirmed — check official site; Catalog terms: Summer II fellowship award: $4,000; 2027: Unconfirmed — check official site |
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| Eligibility | Grades 10–12 (provider uses rising grades) | Grades 10–11 when applying; summer rising grade is one higher | Grades 10–12 when applying; check the provider's rules for graduating seniors |
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| Additional eligibility | Ages 15–18; Requirement: Open to rising grades 10–12; Requirement: Six-week Honors program: rising high school seniors with a GPA of 3.5 or higher; Requirement: International applicants whose second language is English need a minimum TOEFL iBT 90, IELTS 6.5 or Duolingo 130, or a waiver after two years at an English-language school; Requirement: Students in in-person courses must be fully vaccinated by arrival on campus | Residency: Texas high school students; Requirement: Open to students currently in grades 10–11 when applying; Requirement: Students enrolled in summer school during the program dates cannot participate (full-time attendance required) | Requirement: Open to students currently in grades 10–12 when applying; Requirement: Family annual income must not exceed 300% of the Federal Poverty Guidelines, documented by a 1040, free/reduced lunch, SNAP/WIC, TRIO participation or SAT/ACT fee-waiver eligibility; Requirement: Must have completed at least one high school chemistry course; Requirement: Must demonstrate an interest in science and/or chemistry; Requirement: Students under 18 need a parent or guardian's permission; Requirement: In the 2026 cycle, graduating high school seniors were also eligible |
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| Session dates or duration | Starts June 27, 2027; Ends August 6, 2027; 2–6 weeks (2027 cycle) | Starts June 20, 2027; Ends June 25, 2027 (2027 cycle) | Catalog terms: 8–10 weeks; 2027: Unconfirmed — check official site |
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| Format | In person / Online | In person | In person / Online |
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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 | Non-residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Chestnut Hill, MA | Austin, TX | Participating university, government, and industry research sites; virtual projects may also be offered |
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| Selection and application | Selection: Seats were limited and complete applications were reviewed for academic readiness. Honors required at least a 3.5 GPA; no acceptance rate is published. Application materials: Statement of Purpose; Course-specific essay; Two letters of recommendation | Selection: McCombs describes desired qualities but publishes no current applicant count, cohort size, acceptance rate, fixed GPA cutoff, identity quota, geographic quota, scoring rubric, interview process, or waitlist policy. Historical cohort figures must not be treated as a future guarantee. Application materials: Essay(s); One letter of recommendation | 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. |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24Source 5 · checked 2026-10-24Source 6 · checked 2026-08-21Source 7 · checked 2026-08-21 | Source 1 · checked 2026-10-24Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-08-20 |
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