Ai Tong SchoolP1 Ballot History 2019–2025
Vacancies, applicants, and balloting · all phases · year by year
At a Glance — Ai Tong School
Quick answer for parents in a hurry
Ai Tong School balloted in Phase 2C in 7 of 7 covered years. Peak 3.30× oversubscription (2021). 2025 Phase 2C: 43 vac / 81 app.
Phase 2C — Vacancies vs Applicants
The gap between the two lines is the ballot pressure. Applicants above vacancies = balloted year.
P1 Registration Data — All Phases, 2019–2025
2019–2023: third-party archive, MOE-origin · 2024–2025: MOE official
| Year | Phase 1 | Phase 2A | Phase 2A1 | Phase 2A2 | Phase 2B | ★ KEY PHASEPhase 2C |
|---|---|---|---|---|---|---|
2025Latest | 0/0 — | 109/134 🎲 1.23× balloted | — | — | 20/62 🎲 3.10× balloted | 43/81 🎲 1.88× balloted |
2024official | 0/0 — | 108/141 🎲 1.31× balloted | — | — | 20/53 🎲 2.65× balloted | 41/94 🎲 2.29× balloted |
2023archive | 240/114 0.47× | 126/120 0.95× | — | — | 22/56 🎲 2.54× balloted | 45/78 🎲 1.73× balloted |
2022archive | 240/130 0.54× | 110/146 🎲 1.33× balloted | — | — | 20/48 🎲 2.40× balloted | 42/86 🎲 2.05× balloted |
2021archive | 260/147 0.56× | — | 113/113 1.00× | 0/0 — | 20/38 🎲 1.90× balloted | 20/66 🎲 3.30× balloted |
2020archive | 260/143 0.55× | — | 117/110 0.94× | 9/29 3.22× | 20/27 🎲 1.35× balloted | 20/64 🎲 3.20× balloted |
2019archive | 260/121 0.47× | — | 139/84 0.60× | 55/36 0.66× | 31/32 🎲 1.03× balloted | 30/55 🎲 1.83× balloted |
Competition Analysis
Trend · Odds · Affiliation — what the numbers really mean
Trend (2019–2025)
The Phase 2C average ratio at Ai Tong School dropped from 2.78× in 2019–2021 to 1.97× in 2023–2025, though Phase 2C has balloted in 3 of the 3 most recent covered years.
Odds & Distance
In 2025, Phase 2C applicants faced a ballot with 53% of applicants winning a place (43 vacancies, 81 applicants). Living within 1 km of the school via OneMap routing significantly improves ballot odds.
Check your distance to Ai Tong School using the P1 registration toolAffiliation & Phase 2A
Ai Tong School does not hold a formal MOE secondary-school affiliation, so Phase 2A priority is determined by sibling enrolment and parent/staff connections.
Other primary schools in Bishan
Ranked by 2025 Phase 2C competitiveness — most oversubscribed first
Numbers shown: vacancies / applicants · 2025 · Phase 2C only · click any school for its full 7-year history
Do you live within 1 km of Ai Tong School?
In Phase 2C, MOE allocates seats by distance band — < 1 km first, then 1–2 km, then > 2 km. If the school ballots, your band decides whether you're in the front of the queue or balloted with the back. Check the exact MOE-method road-distance with our free tool.
Frequently Asked Questions
Common questions about Ai Tong School P1 ballot
Did Ai Tong School ballot in Phase 2C in 2025?
Yes. In 2025, Phase 2C at Ai Tong School required a ballot — 81 families applied for 43 places. Distance from the school (measured by MOE/OneMap routing) is the tiebreaker within each distance band.
What is the most oversubscribed year on record for Ai Tong School?
The most competitive year on record is 2021, when Phase 2C at Ai Tong School saw 3.30 applicants per vacancy — the highest ratio across all phases and all years in this dataset.
Which phases at Ai Tong School have required a ballot historically?
Ai Tong School has triggered ballot in: Phase 2A (3 years), Phase 2B (7 years), Phase 2C (7 years). Families in earlier phases — especially those with sibling enrolment or parent alumni links — are largely unaffected by ballot.
Do earlier phases at Ai Tong School also face oversubscription?
Yes — Ai Tong School has seen ballot pressure extend beyond Phase 2C, with Phase 2B also oversubscribed in 7 year(s). Families who can qualify in Phase 2A or earlier will avoid the ballot entirely.
SGSchoolKaki Education Team
Ex-MOE Teachers, Private Tutors & Education Data Analysts with 15+ Years Combined Experience
Reviewed by: KW Phoon
Founder, BEng(Hons) in Computing Engineering
Data-Driven Education Platform