| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | March 1, 2027 (2027 cycle) |
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| Cost | Last year's cycle (2026): $2,000; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Last year's cycle (2026): Need-based tuition waiver or reduction: Amount: Unconfirmed — check official site. Limited; applicants state their projected shortfall.; 2027: 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): Need-based tuition waiver or reduction: Amount: Unconfirmed — check official site. Limited; applicants state their projected shortfall.; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Stipend or pay | 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 | Weekly salary: $500 (2027 cycle) |
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| Eligibility | Grades 10–11 when applying; summer rising grade is one higher | Grades 10–12 when applying; check the provider's rules for graduating seniors | Grade 12 and first-year college; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Requirement: Open to students currently in grades 10–11 when applying; Requirement: AltFinance track: current juniors only, with Pre-Calculus completed or in progress | 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 | Citizenship: US citizen; Residency: IL; Requirement: Open to grades 12–13; Requirement: High school senior in the 2027-2028 school year or a 2027 high school graduate; Requirement: Enrolled in an Illinois high school; Requirement: Proof of medical insurance |
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| Session dates or duration | Last year's cycle (2026): Starts July 18, 2026; Ends July 31, 2026; 1 week; 2027: Unconfirmed — check official site | Catalog terms: 8–10 weeks; 2027: Unconfirmed — check official site | Starts July 12, 2027; Ends August 6, 2027; 4 weeks (2027 cycle) |
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| Format | In person | In person / Online | Hybrid |
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| Housing and supervision | Residential. Supervision and housing details: Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Washington, DC | Participating university, government, and industry research sites; virtual projects may also be offered | IL |
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| Selection and application | Selection: Howard describes several tracks as selective or highly selective and publishes track maximums from 20 to about 50 for many offerings, but does not publish total applications or acceptance rates. | 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. | Application materials: Letter of recommendation from a STEM teacher or STEM club advisor |
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| Official sources | Source 1 · checked 2026-10-24 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-08-20 | Source 1 · checked 2026-10-24 |
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