| Application deadline | Unconfirmed — check official site | January 26, 2027 (2027 cycle) | Unconfirmed — check official site |
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| Cost | $5,793 (2027 cycle) | Catalog terms: Free attendance; check separate expenses; 2027: Unconfirmed — check official site | Catalog terms: Free attendance; check separate expenses; 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) | Unconfirmed — check official site | 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) | Unconfirmed — check official site | Catalog terms: Daily transportation to UW Seattle: Amount: Unconfirmed — check official site. Student must provide transportation; amount varies by household/location.; 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) | Grade 12 when applying; check the provider's rules for graduating seniors | Grades 10–11 when applying; summer rising grade is one higher |
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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) | Minimum age 17; Citizenship: US citizen; Citizenship: US permanent resident; Requirement: Open to students currently in grade 12 when applying; Requirement: Enrolled at least half-time as a high school senior and graduated before the internship starts; Requirement: 18 years old by September 30, 2027; a graduating senior who is 17 on June 1, 2027 must have a permanent home address within 40 miles of an NIH campus; Requirement: Permanent residents must attend or be accepted to a U.S. educational institution | Residency: Attend high school in the greater Seattle area under the 2026 rules; confirm 2027; Requirement: For 2026, be a current high-school sophomore or junior; Requirement: Attend high school in the greater Seattle area; Requirement: Arrange transportation to and from UW Seattle every program day; Requirement: Seek a first broad exposure to engineering; prior engineering knowledge is not required; Requirement: Attend and participate in the complete daily program; Exclusion: Using the 2026 grade year, dates, and region as guaranteed 2027 terms before publication; Exclusion: Assuming advanced engineering experience is required or gives a guaranteed advantage; Exclusion: Assuming UW provides transportation or that participation guarantees UW admission, credit, a scholarship, internship, recommendation, or job |
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| Session dates or duration | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Catalog terms: 1 week; 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 | Non-residential. Supervision and housing details: Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Davis, Irvine, Los Angeles, Merced, San Diego, Santa Cruz, CA | Bethesda, MD | Seattle, Greater Seattle area, Washington |
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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: There is no centralized selection. Individual NIH PIs search applications, interview candidates, choose interns and supply funding; satisfying minimum eligibility does not guarantee a match. Application materials: Personal statement; Two references who submit letters of recommendation; Outreach to NIH Principal Investigators and interviews with them | Selection: Application-based introductory program prioritizing students with limited prior engineering access. UW publishes no 2027 capacity, applicant count, acceptance rate, or score weights. |
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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 2026-08-22 | Source 1 · checked 2026-08-20 |
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