| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Catalog terms: Free attendance; check separate expenses; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Unconfirmed — check official site | Unconfirmed — check official site | Last year's cycle (2026): Historical 2026 need-based grant aid after admission: Amount: Unconfirmed — check official site. The published 2026 financial-aid guidance promised to meet demonstrated need for admitted students, including possible travel aid and international participants. Confirm operative 2027 terms.; 2027: Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Unconfirmed — check official site | Last year's cycle (2026): Application fee: $0. SSP states that applying is completely free.; Historical 2026 need-based grant aid after admission: Amount: Unconfirmed — check official site. The published 2026 financial-aid guidance promised to meet demonstrated need for admitted students, including possible travel aid and international participants. Confirm operative 2027 terms.; 2027: Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Last year's cycle (2026): Historical 2026 limited lost-wages stipend: $3,000; 2027: Unconfirmed — check official site |
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| Eligibility | Grades 10–11 when applying; summer rising grade is one higher | Grade 11 when applying; summer rising grade is one higher | Grade 11 when applying; summer rising grade is one higher |
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| Additional eligibility | Minimum age 16; Citizenship: Students age 18 at the workshop start had to be U.S. citizens for the 2026 cycle; Citizenship: All applicants had to meet LLNL access restrictions under 2025 NDAA Section 3112; current official review controls; Residency: Attend a Northern California public, charter, private, or home school; Requirement: Be at least 16 by the first workshop day; Requirement: Enter grade 11 or 12 in fall 2026; Requirement: Have at least a 3.3 cumulative GPA; Requirement: Have at least a 3.5 science GPA; Requirement: Complete Biology and Chemistry or Integrated Science Series I and II by the end of the current school year; Requirement: Qualify for access to the Laboratory's non-public areas; Requirement: Attend every weekday and provide daily transportation, lunch, and a laptop; Exclusion: Students entering grade 10 in the cited cycle; Exclusion: Students younger than 16 at the start; Exclusion: Students outside the Northern California school requirement; Exclusion: Students age 18 at the start who were not U.S. citizens; Exclusion: Applicants who cannot obtain access under current national-security law and LLNL screening; Exclusion: Assuming legal permanent residence alone replaces the specific age-18 citizenship rule; Exclusion: Assuming the 2026 GPA, citizenship, school, or NDAA rules will remain unchanged in a later cycle | Citizenship: U.S. citizens eligible regardless of residence; Citizenship: Non-U.S. citizens already in the United States on F-1 status eligible; Citizenship: Other U.S. visa holders must ask GSTEM to confirm eligibility; Residency: Non-U.S. citizens living outside the United States are not eligible; Requirement: Be a current high-school junior; Requirement: Show strong academic work, STEM aptitude, and demonstrated STEM interest; Requirement: Support GSTEM's mission of serving groups historically excluded from STEM; Requirement: Attend every day for all six weeks; Requirement: Do not participate in another program simultaneously; Exclusion: Current sophomores, seniors, and non-U.S. citizens living outside the United States; Exclusion: Applicants unable to attend the full six-week program | Ages 15–18; Requirement: Be a current high-school junior graduating in 2028 for the Summer 2027 cycle; Requirement: Be at least 15 but not yet 19 while the program operates; Requirement: Complete the credited coursework required by the chosen project by June; Requirement: Astrophysics: high-school physics plus precalculus, or calculus when physics is unavailable; Requirement: Bacterial Genomics or Cell Biology: biology plus Algebra II; Requirement: Biochemistry: biology, chemistry and strong algebra skills; Requirement: Be able to live and work intensively on an assigned campus for five weeks; Exclusion: Current freshmen, sophomores and seniors are not eligible; Exclusion: Self-study does not substitute for credited prerequisite courses; Exclusion: A project or campus preference is not a guaranteed assignment; Exclusion: The program is not a drop-in camp or individually arranged lab placement |
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| Session dates or duration | Last year's cycle (2026): Starts July 13, 2026; Ends July 24, 2026; 2 weeks; 2027: Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site | Catalog terms: 5 weeks; 2027: Unconfirmed — check official site |
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| Format | In person | In person | 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 | Livermore, California, Lawrence Livermore National Laboratory non-public workshop areas | New York City, New York | Assigned university campus; 2027 sites not announced |
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| Selection and application | Selection: Applications are competitive and space is limited; LLNL publishes no acceptance rate or guaranteed cohort size on the official page. Application materials: Biology or Chemistry teacher contact information for one recommendation | Selection: GSTEM admits 40 current juniors. Review is competitive and considers academic work, essays, STEM activities, and one recommendation. Application materials: Four short essays; One recommendation from a teacher, advisor, or counselor; Separate data-science essay for Winston Data Scholarship consideration | Selection: SSP describes a holistic, contextual and need-blind admission process with limited capacity. It does not promise admission based on grades, prestige, test scores or ability to pay. Application materials: Student essays and contextual information requested by the portal |
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| Official sources | Source 1 · checked 2026-08-20 | Source 1 · checked 2026-08-22Source 2 · checked 2026-08-22Source 3 · checked 2026-08-22Source 4 · checked 2026-08-22Source 5 · checked 2026-08-22Source 6 · checked 2026-08-20 | Source 1 · checked 2026-08-22Source 2 · checked 2026-08-22Source 3 · checked 2026-08-22Source 4 · checked 2026-08-22Source 5 · checked 2026-08-22Source 6 · checked 2026-08-20 |
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