| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | $5,793 (2027 cycle) | Last year's cycle (2026): $3,000–$4,000; 2027: Unconfirmed — check official site | Last year's cycle (2026): $4,860; 2027: Unconfirmed — check official site |
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| Financial aid | Need-based financial assistance for application and program costs: Amount: Unconfirmed — check official site. Based on family income, family size and available COSMOS resources. (2027 cycle) | Last year's cycle (2026): Sliding-scale tuition by household income: $200–$3,000. Estimated family tuition and fees by income; families can request additional aid on the enrollment form after acceptance.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Scholarships: Amount: Unconfirmed — check official site. Apply before registering and paying any fees.; 2027: Unconfirmed — check official site |
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| Expenses and aid conditions | Application fee: Amount: Unconfirmed — check official site. Non-refundable; fee waivers can be requested.; Need-based financial assistance for application and program costs: Amount: Unconfirmed — check official site. Based on family income, family size and available COSMOS resources. (2027 cycle) | Last year's cycle (2026): Sliding-scale tuition by household income: $200–$3,000. Estimated family tuition and fees by income; families can request additional aid on the enrollment form after acceptance.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Summer 2026 nonrefundable registration deposit: $200. Part of the program cost.; Scholarships: Amount: Unconfirmed — check official site. Apply before registering and paying any fees.; 2027: Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Grades 9–12 (provider uses rising grades) | Grades 6–10 when applying; summer rising grade is one higher | Grades 9–12; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Residency: California high school students only; Requirement: Open to rising grades 9–12; Requirement: Demonstrated academic excellence (a typical COSMOS student has a GPA of 3.5 or above) | Requirement: Open to students currently in grades 6–10 when applying; Requirement: Junior Division: in grade 6, 7 or 8 during the school year of application; Requirement: Senior Division: in grade 9 or 10, with at least a B average for the last full school term and the current year; Requirement: Classified as gifted by a Louisiana public school system, or scores on an acceptable aptitude test | Ages 14–18; Requirement: Open to grades 9–12 |
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| Session dates or duration | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site | Last year's cycle (2026): Starts June 7, 2026; 7 weeks; 2027: Unconfirmed — check official site | Last year's cycle (2026): Starts June 15, 2026; Ends June 26, 2026; 2 weeks; 2027: Unconfirmed — check official site |
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| Format | In person | In person | In person |
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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 | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Davis, Irvine, Los Angeles, Merced, San Diego, Santa Cruz, CA | Lake Charles, LA | Salt Lake City, UT |
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| Selection and application | Selection: Each of six campuses accommodates roughly 160-200 students, and clusters typically enroll 20-25 with a commonly reported 5:1 student-to-faculty ratio. Admissions are competitive and based on academic merit relative to the selected topic, but applicant count and statewide acceptance rate were not published. Application materials: Online application with one personal statement; One teacher recommendation (two recommended) | Selection: Applicants must meet gifted-identification or aptitude criteria and grade-specific requirements. Applications were reviewed until spaces filled; the program does not publish applicant counts, capacity, or an acceptance rate. | Selection: The 2026 cohort reached capacity and accepted waitlist interest. Scholarships were limited and considered merit and need. Current cohort size, applicant count, acceptance rate, selection rubric, and waitlist movement are not published. |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-22Source 5 · checked 2026-08-22Source 6 · checked 2026-08-22Source 7 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24Source 5 · checked 2026-08-21 | Source 1 · checked 2026-10-24Source 2 · checked 2026-08-22 |
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