Last Updated: 14 Jan 2026
The S1 Portal will be accessible from
11.30am on Tuesday,
25 November 2025.
Submit your child’s secondary school choices by 4.30pm on Monday, 1 December 2025.
A Singapore Government Agency WebsiteHow to identify 
Official website links end with .gov.sg
Government agencies communicate via .gov.sg website
(e.g. go.gov.sg/open). Trusted websites
Secure websites use HTTPS
Look for a lock () or https:// as an added precaution.
Share sensitive information only on official, secure websites.