Clarkson University: what international applicants need

What are Clarkson University's application deadlines for 2026–27?

Clarkson University has 2 application deadlines for 2026–27: Early Decision on December 1, 2026 and Regular Decision on January 15, 2027.

• Early Decision is binding: if you're admitted, you commit to attend and withdraw your other applications.
• Deadlines are usually 11:59 pm in your own time zone, unless the university says otherwise on its site.

What is Clarkson University's acceptance rate?

77.4% for students who started in fall 2024: Clarkson University admitted 5,153 of its 6,661 first-year applicants.

• The rate covers all first-year applicants, US and international: the federal data doesn't give a separate rate for international applicants.
• US Department of Education (IPEDS). Fall 2024 admissions (provisional release). Source

Does Clarkson University require the SAT or ACT for international applicants?

Clarkson University is test-flexible for 2026–27: it accepts other exams in place of the SAT or ACT, and its testing page lists which ones.

• This is the policy listed for all first-year applicants. Some universities treat international students differently, so confirm it on the testing page.
• For the Early Decision deadline (December 1, 2026), the last international SAT whose scores come out in time is November 7, 2026: scores on November 20, 2026, registration by October 23, 2026 (late registration October 27, 2026).
• For the Regular Decision deadline (January 15, 2027), the last international SAT whose scores come out in time is December 5, 2026: scores on December 18, 2026, registration by November 20, 2026 (late registration November 24, 2026).
• Official score reports can take a few more days to reach universities.

What SAT score do you need for Clarkson University?

The middle half of first-year students who enrolled in fall 2024 and sent SAT scores had 610–700 in Math and 590–690 in Reading and Writing (51% of them sent SAT scores).

• On the ACT, the middle half had a composite of 25–32.
• If your score is above the middle of these ranges, it helps your application. At a test-optional university, a score below the lower number usually isn't worth sending.
• US Department of Education (IPEDS). Fall 2024 admissions (provisional release): 25th to 75th percentile of enrolled first-year students who submitted scores. Source

How much is Clarkson University's application fee for international students?

Clarkson University charges no application fee, for international and US applicants alike.

Which English tests does Clarkson University accept?

Clarkson University lists the TOEFL iBT, IELTS Academic, Duolingo English Test, and Cambridge English as accepted English proficiency tests for 2026–27.

• Minimum scores and exemptions (for example if you studied in English) are set by the university: check its international page.

Does Clarkson University accept the Duolingo English Test?

Yes. The Duolingo English Test is among the English tests Clarkson University accepts for 2026–27.

How many recommendation letters does Clarkson University require?

Clarkson University requires one teacher recommendation and a counselor recommendation for 2026–27.

• It also asks for a mid-year report with your first-semester senior grades.
• Whatever the letters, your school sends the School Report and, after graduation, the Final Report: the Common App says every university requires them.

Does Clarkson University require the Common App personal essay?

Yes. Clarkson University requires the Common App personal essay (250 to 650 words) for 2026–27.

How many international students does Clarkson University have?

139 of Clarkson University's 2,296 undergraduates were international students (US nonresidents) in fall 2024: 6.1%.

• US Department of Education (IPEDS). Fall 2024 enrollment (provisional release). Source

How much does Clarkson University cost for international students?

Clarkson University's published tuition and fees for 2024–25 were $59,398, the same for every student. On-campus food and housing was $18,252. With books and other expenses, a year cost about $81,706 before any financial aid.

• US Department of Education (IPEDS). Published charges for 2024–25. Costs usually rise each year: check the university's site for 2027–28. Source

Does Clarkson University give financial aid to international students?

Yes. In 2024-25, Clarkson University gave institutional scholarships or grants to 94 international undergraduates.

• Number of international students aided: the university's Common Data Set 2024-25