| 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): $5,500; 2027: Unconfirmed — check official site |
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| Financial aid | 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 | Last year's cycle (2026): Need-based full or partial scholarship: Amount: Unconfirmed — check official site. A separate aid application was required by the 2026 priority deadline; future-cycle availability and amounts are not announced.; 2027: Unconfirmed — check official site |
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| Expenses and aid conditions | Last year's cycle (2026): 2026 enrolment deposit: $600. Paid with the application to hold space; future amount and refund terms must be checked.; 2026 non-refundable application fee: $99–$199. Started at $99 and increased to $149 and $199 at later application waves.; 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 | Last year's cycle (2026): 2026 non-refundable enrolment deposit: $500. The deposit was part of, not additional to, the $5,500 fee and was due April 1, 2026.; Need-based full or partial scholarship: Amount: Unconfirmed — check official site. A separate aid application was required by the 2026 priority deadline; future-cycle availability and amounts are not announced.; 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; Grade timing: Unconfirmed — check official site | Grades 10–12; Grade timing: Unconfirmed — check official site | Grades 9–12; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Requirement: For high-school programmes, have completed eighth grade before the session; Requirement: Normally hold at least a 3.0 GPA or local equivalent; Requirement: Meet campus/course-specific age, health and prerequisite rules; Requirement: International applicants must demonstrate English proficiency; Requirement: Be available for the complete selected session; Exclusion: The aggregate listing does not mean every course is available at every campus; Exclusion: Most host universities do not run, sponsor or endorse the programme; Exclusion: Participation does not confer university admission or generally stated college credit; Exclusion: The 2026 season is closed | 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 | Requirement: Be enrolled in high school or be a graduating high-school senior for the relevant summer; Requirement: Have completed at least one year of Latin or otherwise know the fundamentals; Requirement: Students without formal Latin may qualify by completing Paideia's self-paced Living Latin online course; Requirement: Be able to participate in a supervised residential international programme and site-intensive walking schedule; Requirement: Hold travel documents required to enter Italy; Exclusion: Admission is competitive; older students and applicants with more Latin study may receive preference; Exclusion: Meeting the minimum Latin background does not guarantee admission; Exclusion: The separate online Living Latin programme is not the Rome residential session |
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| Session dates or duration | Catalog terms: 1–2 weeks; 2027: Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site | Catalog terms: 2 weeks; 2027: Unconfirmed — check official site |
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| Format | In person / Online | 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 | New York, Berkeley, Los Angeles, San Diego, Seattle, Washington, Durham, New Haven, Oxford, Multiple campus locations; options change by year | Boston, Boston University campus, Massachusetts | Rome, Lazio |
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| Selection and application | Selection: Applicants were reviewed against grade, GPA and programme-fit requirements, with decisions normally in 5-7 business days. Capacity was course/session-specific and could close early; no applicant or acceptance totals are published. Application materials: English-proficiency interview or accepted evidence for international applicants | 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 | Selection: Competitive. Paideia says it considers dedication and Latin preparation and may prefer older applicants and students with more Latin, but it does not publish applicant, cohort or acceptance-rate statistics. Application materials: One teacher recommendation |
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| Official sources | Source 1 · checked 2026-08-22Source 2 · checked 2026-08-22Source 3 · 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 | Source 1 · checked 2026-08-22Source 2 · checked 2026-08-22 |
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