| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Catalog terms: Free attendance; check separate expenses; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Unconfirmed — check official site | Last year's cycle (2026): Need-based financial aid: Amount: Unconfirmed — check official site. Historical 2026 terms included free attendance for domestic households below $85,000, case-by-case aid above that threshold and for international students, and possible travel grants. Confirm 2027 terms.; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Last year's cycle (2026): HCSSiM application: $0. The official finance page says applying is and will remain free.; Need-based financial aid: Amount: Unconfirmed — check official site. Historical 2026 terms included free attendance for domestic households below $85,000, case-by-case aid above that threshold and for international students, and possible travel grants. Confirm 2027 terms.; 2027: Unconfirmed — check official site | Wild Country2027: $5,200. Selected trek only, not a single umbrella tuition quote.; Mountain Desert2027: $8,795. Selected trek only, not a single umbrella tuition quote.; Paleontology2027: $4,400. Selected trek only, not a single umbrella tuition quote. (2027 cycle) |
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| Stipend or pay | Catalog terms: Mentee stipend: $1,200; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Grades 10–11 when applying; summer rising grade is one higher | Unconfirmed — check official site | Unconfirmed — check official site |
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| Additional eligibility | Residency: Must be a Washington State resident and enrolled in a Washington State high school; Requirement: Be in grade 10 or 11 when applying, entering grade 11 or 12 in fall; Requirement: Be interested in technology, society, justice, and changemaking; Requirement: Be able to travel to UW Seattle Monday-Thursday; Requirement: Commit to the full four-week program; no coding background required; Exclusion: Students outside Washington or not enrolled at a Washington high school are ineligible; Exclusion: CiC does not provide housing; Exclusion: Historical 2026 rules may change for 2027 | Requirement: Be a high-school student who has not already graduated; Requirement: Show strong motivation for sustained, proof-oriented college-level mathematics; Requirement: Complete the applicant form, motivation letter, Interesting Test, and mathematical sponsor process when the next cycle opens; Requirement: Commit to the full six-week residential session under the published program model; Exclusion: Students who have already graduated from high school under the published FAQ; Exclusion: Assuming the historical Hampshire College campus, 2026 dates, or 2026 price applies in 2027; Exclusion: Assuming grades, college credit, admission to Hampshire College, or another college outcome | Ages 13–18; Residency: Applicants may come from the United States or abroad if they can lawfully travel to the program; no citizenship restriction is published; Requirement: Select the trek and its age/gender band: Prairie14-16 young men; Turquoise14-18 young women; Wild Country13-15; Mountain Desert16-18; Paleontology14-18.; Requirement: Confirm selected trek physical, consent, payment and travel terms.; Exclusion: Applicants outside a selected trek's age band; Exclusion: Applicants who cannot participate safely in the trek's essential physical and community activities with available supports; Exclusion: Applicants unable to attend the full residential dates; Exclusion: Applicants seeking a gender-specific Prairie or Turquoise placement who do not fit that trek's published grouping |
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| Session dates or duration | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site | Catalog terms: 2–6 weeks; 2027: Unconfirmed — check official site |
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| Format | In person | In person | In person |
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| Housing and supervision | Non-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 | Seattle, University of Washington Seattle campus | New residential campus for 2027 is not announced; Amherst, Massachusetts was the historical 2026 location | Thoreau, New Mexico, Albuquerque, New Mexico, New Mexico, Arizona, Utah, Colorado, American Southwest and Four Corners |
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| Selection and application | Selection: Every on-time application is reviewed equally, but UW does not publish seats, applicant totals, or an acceptance rate. | Selection: Application review uses the form, letter, Interesting Test, and mathematical sponsor recommendation; no current acceptance rate or 2027 capacity is published. Application materials: One sponsor who knows the applicant in a mathematical context and can provide a recommendation | Selection: Trek acceptance is based on the application and ability to participate fully; Pick Your Price selection does not affect admission. Capacity, fit, health and safety, and financial-aid availability can still limit placement. Application materials: For need-based aid: separate scholarship form, amount requested, household financial information, parent statement, and applicant written statement or video |
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| Official sources | Source 1 · checked 2026-08-21Source 2 · checked 2026-08-21Source 3 · checked 2026-08-20 | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20 | Source 1 · checked 2026-10-12Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20 |
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