| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | Catalog terms: $7,465; 2027: Unconfirmed — check official site | Last year's cycle (2026): $3,200; 2027: Unconfirmed — check official site |
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| Financial aid | Unconfirmed — check official site | Catalog terms: Need-based scholarship: Amount: Unconfirmed — check official site. Limited; only where family financial need can be reliably verified, including through partner schools and non-profit organizations.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Limited need-based financial aid: Amount: Unconfirmed — check official site. For families with income (AGI) under $80,000; decided by the program director.; $200 tuition reductions (early application, Legacy Scholarship, siblings, returning students): $200; 2027: Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Catalog terms: Need-based scholarship: Amount: Unconfirmed — check official site. Limited; only where family financial need can be reliably verified, including through partner schools and non-profit organizations.; Full-scholarship deposit (refunded after completing the program): Amount: Unconfirmed — check official site; 2027: Unconfirmed — check official site | Last year's cycle (2026): Deposit to secure a place after admission: $300. Non-refundable.; Limited need-based financial aid: Amount: Unconfirmed — check official site. For families with income (AGI) under $80,000; decided by the program director.; $200 tuition reductions (early application, Legacy Scholarship, siblings, returning students): $200; Optional bedding fee: $50. Instead of bringing XL twin linens.; 2027: Unconfirmed — check official site |
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| Stipend or pay | 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 | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Grades 10–12 when applying; check the provider's rules for graduating seniors | Grades 9–12; Grade timing: Unconfirmed — check official site | Grades 10–12 (provider uses rising grades) |
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| Additional eligibility | 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 | Requirement: Open to grades 9–12; Requirement: Must demonstrate academic excellence and proficiency in English | Requirement: Open to rising grades 10–12; Requirement: Live in the College dormitories for the whole program (exceptions only for approved special needs) |
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| Session dates or duration | Catalog terms: 8–10 weeks; 2027: Unconfirmed — check official site | Catalog terms: 10 weeks; 2027: Unconfirmed — check official site | Starts June 12, 2027; Ends June 25, 2027; 2 weeks (2027 cycle) |
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| Format | In person / Online | Online | In person |
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| Housing and supervision | Non-residential. Supervision and housing details: 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 | Participating university, government, and industry research sites; virtual projects may also be offered | Online and available to high-school students worldwide | Memphis, TN |
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| 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. | Selection: Pioneer uses holistic review of academic history, essays, interests, school materials, a video interview, and proctored timed writing. Decisions generally take six to eight weeks and may be admit, conditional, waitlist, or deny. The official pages publish no acceptance rate or automatic GPA/test threshold, and placement capacity varies by discipline. Application materials: Short essays on each interest area; Long essay; Video interview and proctored timed writing test (if selected to advance) | Selection: Rolling application review with course and residential capacity limits; no current acceptance rate, rubric, or 2027 capacity is published. |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24 |
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