International Mathematical Olympiad

The world championship of high school math — 6 proof problems over 2 days

CompetitionMathInternational

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Date & Time

Jul 15 – 16, 2026

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Location

Shanghai, Shanghai

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Eligibility

Grades 9–12

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Team Size

National teams of 6

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Cost

Free (by qualification)

Visit Official Website→

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Hosted by

International Mathematical Olympiad

About

The International Mathematical Olympiad is the most prestigious math competition for high school students in the world. IMO 2026 will be held in Shanghai, China.

Format

• 6 proof-based problems over 2 days • Day 1: 3 problems, 4.5 hours • Day 2: 3 problems, 4.5 hours

Details

• National teams of up to 6 students • Selection through national olympiad programs