| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | Unconfirmed — check official site | Last year's cycle (2026): $4,495; 2027: Unconfirmed — check official site |
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| Financial aid | 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): SPROG 2026 ticket: $0. Participants could select the USD 0 option with the published SPROG26 code.; Optional contribution: $0–$200. Voluntary contribution toward Sierra Club's costs.; Four nights of dorm lodging and bedding: $0. Provided by the program.; Program meals: $0. All meals were provided.; 2027: Unconfirmed — check official site | 2027 application fee: $25. Nonrefundable.; 2027 Great Debate deposit: $150. Nonrefundable deposit after acceptance. (2027 cycle) | 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 | Unconfirmed — check official site | Grade 9; Grade timing: Unconfirmed — check official site | Grades 10–12; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Ages 15–25; Requirement: Be age 15–25 by August 5, 2026; Requirement: Attend the full five-day residential session; Requirement: Provide emergency, medical, dietary, accessibility, travel, and room information; Requirement: Sign the participant waiver; Requirement: Obtain a parent signature if under 18; Exclusion: Applicants younger than 15 or older than 25 for the 2026 session | Residency: Participating cities and surrounding areas; Requirement: GPA of at least 3.0 or 85 and a college-bound curriculum; Requirement: Spring regional training applies to specified four-day programmes | Ages 14–18; Requirement: Be age 14-18 during the high-school program; Requirement: Have completed at least one year of high school; Requirement: Apply online and place the required deposit; Requirement: Be able to participate in the full residential, two-city session; Exclusion: A nomination or invitation is not required; Exclusion: Capacity, acceptance, and deposit do not guarantee a scholarship, college credit, university admission, internship, or career outcome; Exclusion: Travel to Washington and home from New York is not included |
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| Session dates or duration | Last year's cycle (2026): Starts August 5, 2026; Ends August 9, 2026; 0.7 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Catalog terms: 1.29 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 | Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Little Switzerland, North Carolina | Unconfirmed — check official site | Washington, DC, New York, New York, Georgetown University and Columbia University |
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| Selection and application | Selection: Registration-based 2026 session; capacity and selection method were not stated | Selection: Confirm the current programme’s selection, capacity and operative participation conditions. | Selection: NSLC accepts direct applications as well as nominated or invited students and continues enrollment while space remains. The official pages do not publish applicant counts, acceptance rates, or a competitive selection rubric. |
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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 2026-10-12Source 2 · checked 2026-08-22Source 3 · checked 2026-08-22Source 4 · checked 2026-08-20 | Source 1 · checked 2026-08-22Source 2 · checked 2026-08-20 |
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