| Application deadline | Unconfirmed — check official site | February 1, 2027 (2027 cycle) | February 12, 2027 (2027 cycle) |
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| Cost | $5,793 (2027 cycle) | $2,868–$12,838 (2027 cycle) | Catalog terms: $6,480; 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) | Need-based scholarships (NYC Commuter or Online Summer, one course): Amount: Unconfirmed — check official site. Awards equal 25%-50% of the program or course cost; for permanent residents in the US or its five major territories. (2027 cycle) | Catalog terms: Need-based full- or partial-tuition scholarship (online format only): Amount: Unconfirmed — check official site. Tuition scholarships are not available for the in-person format.; 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) | Nonrefundable application fee: $80–$95. Columbia quotes the fee as $80 in its program cost and application materials sections and as $95.00 in its application fee section.; Non-refundable enrollment deposit (credited toward the program cost): $1,000–$3,500. $3,500 residential, $2,000 commuter 3-week, $1,000 for 1-week commuter and online sessions.; Course-specific fees for some in-person courses: $50–$200. Only for listed courses; most courses also need about $50 for books and field trips.; Need-based scholarships (NYC Commuter or Online Summer, one course): Amount: Unconfirmed — check official site. Awards equal 25%-50% of the program or course cost; for permanent residents in the US or its five major territories. (2027 cycle) | Catalog terms: In-person day student fees paid to NEIA: $3,090. Day student total: $9,570.; In-person residential fees paid to NEIA (housing, board and activities): $6,895. Residential student total: $13,375.; Babson College application fee: $100. Non-refundable; waived for students applying for need-based financial assistance.; NEIA registration fee for admitted in-person students: $100; Need-based full- or partial-tuition scholarship (online format only): Amount: Unconfirmed — check official site. Tuition scholarships are not available for the in-person format.; 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 8–12 when applying; check the provider's rules for graduating seniors | Grades 11–12 (provider uses rising grades) |
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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 8–12 when applying; Requirement: Summer programs take rising 9th graders through current 12th graders, domestic and international; Requirement: NYC Residential Summer students must be at least 15 and, if 15, turn 16 by December 31 of the program year; Requirement: English proficiency equivalent to 90+ on the internet-based TOEFL or 6.5+ on the IELTS | Minimum age 15; Requirement: Open to rising grades 11–12; Requirement: At least 15 years old by the program start date, with no exceptions; Requirement: English proficiency: minimum TOEFL 90 or equivalent IELTS, Duolingo or Cambridge score, unless English is the native language or the school's language of instruction; Requirement: A computer, webcam and reliable internet connection; Requirement: International students in the in-person format need U.S. immigration status that permits full-time study, usually F-1 |
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| Session dates or duration | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site | Starts June 21, 2027; Ends August 6, 2027; 1–3 weeks (2027 cycle) | Starts July 12, 2027; Ends July 30, 2027; 3 weeks (2027 cycle) |
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| Format | In person | In person / Online | Online / 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 | New York, NY | Marlborough, MA |
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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: Holistic admission seeks academically exceptional, curious, motivated, and mature students. Columbia publishes no current applicant or admit rate and no fixed GPA minimum. Application materials: Teacher recommendation; School counselor/administrator recommendation (NYC Residential and NYC Commuter Summer) | Application materials: Essays |
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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 2026-08-21Source 6 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24 |
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