| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
|---|
| Cost | Last year's cycle (2026): $3,096–$17,935; 2027: Unconfirmed — check official site | Last year's cycle (2026): $9,900; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
|---|
| Financial aid | Last year's cycle (2026): 2026 need-based and partner scholarship options: Amount: Unconfirmed — check official site. Limited and not guaranteed. No merit awards or 2026 international-student scholarships; eligibility varies by Sibley, PPSD, partner, or employee-dependent program.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Need-based financial aid: Amount: Unconfirmed — check official site. About 40% received aid in the published cycle; average award was 70% of tuition, and aid included discounted or free gear rental, with top packages potentially covering flights.; 2027: Unconfirmed — check official site | Last year's cycle (2026): U.S. family-income guarantee: Amount: Unconfirmed — check official site. U.S. students from families under $80,000 attended free in 2026.; Full/partial need-based aid and international aid: Amount: Unconfirmed — check official site. Aid available where cost is a barrier; international aid considered case by case.; 2027: Unconfirmed — check official site |
|---|
| Expenses and aid conditions | Last year's cycle (2026): 2026 application fee: $80. Nonrefundable; eligible applicants could request a fee waiver.; Enrollment deposit after admission: $500. Nonrefundable in most circumstances and required before enrolling in an available course; not described as an additional program fee.; 2026 need-based and partner scholarship options: Amount: Unconfirmed — check official site. Limited and not guaranteed. No merit awards or 2026 international-student scholarships; eligibility varies by Sibley, PPSD, partner, or employee-dependent program.; 2027: Unconfirmed — check official site | Last year's cycle (2026): 2026 student-account deposit: $500. Returned to the family if unused; separate enrollment deposit details were not quantified on the official pages.; Travel to and from Colorado: Amount: Unconfirmed — check official site. Flights were not included in tuition, although the largest need-based aid packages could cover them.; Need-based financial aid: Amount: Unconfirmed — check official site. About 40% received aid in the published cycle; average award was 70% of tuition, and aid included discounted or free gear rental, with top packages potentially covering flights.; Clarity financial-aid application fee: $65. Applies to the aid application; automatic or inquiry-based fee waivers are available for eligible families.; 2027: Unconfirmed — check official site | Last year's cycle (2026): U.S. family-income guarantee: Amount: Unconfirmed — check official site. U.S. students from families under $80,000 attended free in 2026.; Full/partial need-based aid and international aid: Amount: Unconfirmed — check official site. Aid available where cost is a barrier; international aid considered case by case.; 2027: Unconfirmed — check official site |
|---|
| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
|---|
| Eligibility | Grades 8–12; Grade timing: Unconfirmed — check official site | Grades 10–12; Grade timing: Unconfirmed — check official site | Grades 10–12; Grade timing: Unconfirmed — check official site |
|---|
| Additional eligibility | Ages 13–18; Citizenship: Domestic and international students may apply, subject to program, visa, travel, and scholarship restrictions; Requirement: Meet the selected program/course age and completed-grade requirements; Requirement: Meet any course-specific prerequisite; Requirement: Demonstrate strong English proficiency for college-level academic and social participation; Requirement: Complete enrollment after admission while a suitable course still has space; Exclusion: Admission does not guarantee enrollment in a specific course or program; Exclusion: Most offerings are for ages 14-18/completed grades 9-12; STEM 9/10 extends to ages 13-15/completed grades 8-9; Exclusion: BELL, BEE, CRE, and Pre-Baccalaureate have narrower age/grade rules; Exclusion: Scholarship eligibility is narrower than general admission eligibility | Ages 14–18; Requirement: Be a rising 10th, 11th, or 12th grader and age 14-18 for the applicable cycle; Requirement: Be prepared for a residential program at 10,000 feet and extended backpacking expeditions; Requirement: Complete the required application, recommendations, transcript, and interview; Requirement: If accepted, complete health, physical, risk, release, enrollment, and payment requirements; Exclusion: Prior outdoor experience is not required; Exclusion: The official pages do not state a citizenship or Colorado-residency restriction; Exclusion: Program mental-health services are limited, and backcountry groups may lack timely outside support; families must evaluate fit with HMI | Ages 14–18; Residency: Students from the United States and abroad are eligible; international financial aid is case by case; Requirement: Be age 14-18 by the applicable program cutoff; Requirement: Have completed grade 9 or equivalent before the session; Requirement: Not be enrolled full time in a college or university by the program's first day; Requirement: Be available for the entire six-week residential session and comply with dormitory, curfew, visiting, safeguarding, and conduct rules; Requirement: Independently attempt the official application problem set and explain experiments, conjectures, proofs, and partial progress; Requirement: Submit the required recommendation, transcript, form, short answers, and any financial-aid documents; Requirement: Retain scratch work and be prepared to explain reasoning if originality is verified; Exclusion: Applicants outside the age/education window or already full-time college students at program start; Exclusion: Collaborative, copied, AI-assisted, internet-generated, uncited, or inadequately explained problem-set work; Exclusion: Applicants unable to reside for the full six weeks or follow residential/safety expectations; Exclusion: Assuming all eight problems must be solved or that prior advanced courses/research are required; Exclusion: Assuming selection guarantees aid, publication, conference presentation, college credit, recommendation, admission advantage, internship, or job |
|---|
| Session dates or duration | Catalog terms: 1–7 weeks; 2027: Unconfirmed — check official site | Last year's cycle (2026): Starts June 28, 2026; Ends July 25, 2026; 4 weeks; 2027: Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site |
|---|
| Format | In person / Online / Hybrid | In person | In person |
|---|
| Housing and supervision | Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
|---|
| Location | Providence, Rhode Island, Anchorage, Alaska, Key Largo, Florida, Barcelona, Spain, Oxford, England, Online; Brown campus; domestic and international field sites depending on program | Leadville, High Mountain Institute campus and Colorado/Utah backcountry | Boston, Boston University campus, Massachusetts |
|---|
| Selection and application | Selection: Brown reviews applications holistically for academic performance, intellectual curiosity, motivation, maturity, and English proficiency. Admission is separate from course enrollment, which depends on eligibility and remaining capacity; no umbrella acceptance rate is published. Application materials: Optional supplementary essay; Recommendation form if chosen/requested; required for Pre-Baccalaureate and suggested in listed circumstances | Selection: HMI describes a typical cohort of 12-20 students; it does not publish a current applicant count or acceptance rate. Application materials: Two approximately 250-word essays; Two teacher recommendations, including at least one from a core academic teacher, under the current central admissions page; Required 15-30 minute admissions interview | Selection: About 80 high-school students are selected through demonstrated mathematical thinking in the problem set, academic context, recommendation, transcript, and short answers. PROMYS does not publish the current applicant count or acceptance rate. Application materials: One recommendation |
|---|
| Official sources | Source 1 · checked 2026-10-10Source 2 · checked 2026-10-10Source 3 · checked 2026-10-10Source 4 · checked 2026-08-21Source 5 · checked 2026-08-21Source 6 · checked 2026-08-21 | 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 2026-08-22 | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20Source 6 · checked 2026-08-20 |
|---|