Name: International Greenwich Olympiad (IGO)
Start: 2026-05-16T00:00:00.000Z
End: 2026-06-20T00:00:00.000Z
Location: International

International Greenwich Olympiad (IGO)

Verified

Science

International

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Competition Overview

Eligible ages: 10 - 19

School level: School-age participants across junior and senior secondary ranges

Competition stages: Registration, finalist announcement, online phase, then global in-person event week in London

Registration method: School or Individual

Fee: Unknown

Online / in-person: Hybrid

Dates

Registration open: 1 Sept 2025

Registration deadline: 1 Mar 2026

Registration closed

Competition date start: 16 May 2026

Competition date end: 20 Jun 2026

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Official Links

Official website Rules / PDF

Trust Metadata

Last checked at: 3 Apr 2026

Verification status: Verified

Source URLs

Evidence Text

Official site describes IGO as a project olympiad organised and hosted in London, UK.
Official categories page shows age range 10-19 across categories.
Official categories page marks availability for online and face-to-face formats, and individual/team participation by category.
Official IGO 2026 timeline on the home page states registration begins on 1 September and finalists are announced on 15 March.
Official IGO 2026 timeline lists online phase on 16 May and global event window from 14 to 20 June.

Notes

IGO is a project olympiad hosted in London by North London Grammar School. Official pages present both online and face-to-face formats and support both individual and team participation across categories.

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