| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | Last year's cycle (2026): $6,600; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Unconfirmed — check official site | Last year's cycle (2026): Need-based financial aid: Up to $6,600. Aid was available up to the full program fee; admission was decided before financial-aid consideration.; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Last year's cycle (2026): Need-based financial aid: Up to $6,600. Aid was available up to the full program fee; admission was decided before financial-aid consideration.; Application fee: $0. Applying to MathPath is free.; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| 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 |
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| Eligibility | Grades 10–12 when applying; check the provider's rules for graduating seniors | Unconfirmed — check official site | Unconfirmed — check official site |
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| 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 | Ages 11–14; Requirement: Turn 11 before the program starts; Requirement: Turn 15 only after the program ends; Requirement: Complete the Qualifying Test independently; Requirement: Demonstrate mathematical ability, interest, and persistence; Exclusion: Students outside the published age window | Citizenship: No general citizenship restriction is stated; Summer fee-waiver eligibility was limited to U.S. citizens and permanent residents; Residency: International students may apply; accepted on-campus students must arrange lawful travel and local lodging; Requirement: Previously published 2026 route: Be at least 16 by the chosen session start; Requirement: Previously published 2026 route: Be a rising high-school junior or senior or an undergraduate premedical student; Requirement: Previously published 2026 route: High-school biology before enrollment is strongly encouraged; Requirement: Previously published 2026 route: Commit to full live attendance and active participation; Requirement: Previously published 2026 route: For on-campus participation, arrange commuter transportation and lodging if needed; Requirement: Previously published 2026 route: For virtual participation, be able to receive or locally source required activity-kit materials; Requirement: Previously published 2026 route: Complete Stanford/SlideRoom application and post-admission health, safety, consent, payment, and program forms; Exclusion: Medical students are not eligible under the published FAQ; Exclusion: CSI is not employment, direct patient care, or a guaranteed shadowing placement; Exclusion: Applicants younger than 16 at session start are ineligible; Exclusion: 2026 applications are closed; Exclusion: Fee-waiver income/citizenship criteria are not general program eligibility rules; Exclusion: Admission does not guarantee college credit, a recommendation, Stanford admission, research placement, employment, or clinical certification |
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| Session dates or duration | Catalog terms: 8–10 weeks; 2027: Unconfirmed — check official site | Last year's cycle (2026): Starts June 28, 2026; Ends July 26, 2026; 4 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Format | Hybrid | In person | Unconfirmed — check official site |
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| Housing and supervision | Non-residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site | Unconfirmed — check official site |
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| Location | Participating university, government, and industry research sites; virtual projects may also be offered | Portland, Oregon | Unconfirmed — check official site |
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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: Merit-based selection centered on the Qualifying Test and application context | Selection: Stanford describes CSI as highly competitive and says it receives more qualified applicants than it can accept, but it does not publish current application totals, cohort capacities by track, acceptance rate, waitlist size, or scoring cutoffs. Application materials: Previously published 2026 route: Application essays and interest/fit responses; Previously published 2026 route: One recommendation from a recent STEM teacher, submitted through the recommender form within the extra seven-day window |
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| Official sources | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20 | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20 | Source 1 · checked 2026-10-09Source 2 · checked 2026-10-09Source 3 · checked 2026-10-09Source 4 · checked 2026-10-09Source 5 · checked 2026-08-20Source 6 · checked 2026-08-20 |
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