Table Of Contents

Choosing the right primary school for your child is one of the most important educational decisions you’ll make as a parent in Singapore. Beyond considering curriculum, facilities, and proximity to home, many parents factor in whether a primary school has an affiliation with a secondary school. This consideration can significantly impact your child’s educational pathway and their options when it comes time for Secondary 1 posting.

But what exactly does it mean when a primary school is affiliated with a secondary school? How much of an advantage does this affiliation actually provide? And should it be a deciding factor when you’re planning your child’s education journey? These are questions that parents across Singapore grapple with, especially during the P1 registration period.

In this comprehensive guide, we’ll walk you through everything you need to know about primary school affiliations in Singapore. We’ll explain how the affiliation system works, examine the actual benefits it provides based on recent MOE data, and help you understand whether securing a place in an affiliated primary school should be part of your education strategy. Whether you’re just beginning to explore preschools near MRT stations or actively planning for P1 registration, understanding affiliations is essential for making informed choices about your child’s future.

Primary School Affiliations in Singapore

Understanding the Impact on Secondary School Admissions

27

Secondary Schools

Affiliated to one or more primary schools across Singapore

50%

Cohort Split

About half from affiliated primaries, half from non-affiliated schools

Cut-Off Point Advantage by Posting Group

~7
Points
Posting Group 3
~2
Points
Posting Group 2
~1
Point
Posting Group 1

Key Requirements for Affiliation Benefits

1

List as First Choice

Affiliated secondary school MUST be indicated as your child’s first choice

2

Meet Cut-Off Points

Students must meet the minimum cut-off point for affiliated admission

3

O-Level Track Only

Affiliation benefits apply only to O-Level programmes, not IP tracks

The 20% Non-Affiliated Quota

At least 20% of vacancies in each Posting Group are reserved for non-affiliated students

This policy promotes diversity and ensures access for talented students from all primary schools

Strategic Planning Tips

✓ Consider the Whole Picture

Don’t choose a primary school solely for affiliation—evaluate culture, programmes, and proximity

✓ Verify Official Status

Similar names don’t guarantee affiliation—always confirm through MOE SchoolFinder

✓ Plan Long-Term

Ensure the affiliated secondary school aligns with your child’s likely interests and needs

✓ Keep Perspective

Affiliation is helpful but not essential—Singapore offers many pathways to success

Ready to explore your school options?

Visit Skoolopedia

Access our comprehensive directory of schools, enrichment centers, and expert guidance

What Are Affiliated Schools in Singapore?

School affiliations in Singapore represent a formal relationship between specific primary and secondary schools. These affiliated schools are closely related in some way, usually established by one organisation, association, or school management, and continue to run as a ‘family’ of schools today. This connection often stems from shared heritage, religious background, or founding organizations.

In Singapore, 36 schools are special as they give special priority for secondary school admission, with 33 affiliated primary schools, 21 girls-only primary schools, and 9 boys-only primary schools. The affiliation system recognizes the historical and cultural connections between these institutions, allowing them to maintain continuity in their educational philosophy and values across primary and secondary levels.

The vast majority of affiliated schools are actually of a religious background, with the bulk having their roots in mission schools set up by Catholic or Protestant evangelists in the early days of Singapore. Today, many continue to be managed in part by religious groups and advocate for religious values. Notable exceptions include schools established by clan associations, such as Ngee Ann schools founded by the Ngee Ann Kongsi, and the Nanyang family of schools.

How Affiliation Priority Works in Secondary 1 Posting

Understanding how affiliation priority functions during the Secondary 1 posting exercise is crucial for parents planning their child’s educational journey. The affiliation benefit essentially gives students from affiliated primary schools an advantage when applying to their linked secondary schools, but it’s not an automatic guarantee of admission.

For priority admission to the affiliated secondary school, your child must indicate that school as first choice, though admission is not guaranteed as it is still subject to the availability of places. This means that even with affiliation priority, if the secondary school receives more applications from affiliated primary school students than available places, some students may not secure admission.

The posting system considers several factors in this order: first, students are posted based on their PSLE scores and eligible Posting Group. Academic merit (PSLE score) is the first criterion for posting, with students posted to secondary school based on PSLE results according to their eligible Posting Group, choice order of schools, vacancies in chosen schools, and students with better PSLE scores get priority for vacancies in their chosen schools. Within this framework, affiliation provides an edge by allowing affiliated students to potentially gain admission with slightly lower PSLE scores compared to non-affiliated applicants.

The Posting Criteria Hierarchy

When multiple students compete for limited places, the system applies tie-breakers. When two or more students with the same PSLE score vie for the last available vacancies in a school, tie-breakers are applied in order, with citizenship status given priority (Singapore Citizens, then Permanent Residents, then International Students), followed by choice order of school, and balloting takes place only when students vying for the last available vacancies have the same PSLE score, citizenship and choice order. Affiliation priority comes into play before these tie-breakers, giving affiliated students a meaningful advantage in the admissions process.

Complete List of Affiliated Primary and Secondary Schools

There are 27 secondary schools that are affiliated to one or more primary schools. These affiliations span across different regions of Singapore, from Ang Mo Kio to Tampines, giving families across the island options to consider. Some secondary schools maintain affiliations with multiple primary schools, while others have exclusive one-to-one relationships.

The affiliated schools include well-established institutions such as Anglo-Chinese School (Barker Road) and Anglo-Chinese School (Independent) in the Queenstown and Novena areas, CHIJ schools forming a network of Catholic girls’ schools across the island, and prestigious institutions like Nanyang Girls’ High School affiliated with Nanyang Primary School. Catholic High School in Bishan, Singapore Chinese Girls’ School, and St. Joseph’s Institution are among the other prominent schools with affiliation arrangements.

For parents researching specific schools, it’s worth noting that many other primary and secondary schools share the same name, may be located nearby, or even share a common heritage, however these may not be officially ‘affiliated’ despite the similarities, and only those which are officially labelled as affiliated will confer advantages to students going to secondary school. Always verify the official affiliation status rather than assuming based on school names or proximity.

Understanding Cut-Off Point Differences for Affiliated Students

One of the most concrete benefits of attending an affiliated primary school is the difference in cut-off points during Secondary 1 posting. Recent MOE data provides clear insights into how much of an advantage affiliation actually provides.

For each year since the 2021 Secondary 1 Posting Exercise, about half of the Secondary 1 cohort of the affiliated secondary schools are from non-affiliated primary schools, with the remaining half from their respective affiliated primary schools, and the difference in cut-off points between affiliates and non-affiliates varies depending on the Posting Group—for Posting Group 3, the average difference is about 7 points, while for Posting Groups 2 and 1, the average difference is smaller at 2 and 1 point respectively. This data demonstrates that the affiliation advantage is most pronounced for Posting Group 3, where the wider scoring range allows for greater differentiation.

To illustrate with a practical example, the 2020 indicative AL cut-off score to enter Nanyang Girls’ High School (NYGH) is AL 7, however students from Nanyang Primary School, which is affiliated to NYGH, have a higher indicative AL cut-off score by one point, which is AL 8. While a one-point difference might seem modest, it can make the crucial difference between securing admission or needing to consider alternative schools.

Why the Point Difference Varies

The variation in cut-off point differences across Posting Groups reflects the broader score ranges within each group. Posting Group 3 has a wider range of possible scores, allowing for more differentiation between affiliated and non-affiliated students. In contrast, Posting Groups 1 and 2, where scores are generally clustered more tightly at the higher end of achievement, show smaller differences because most students are already performing at similar levels.

Requirements to Enjoy Affiliation Benefits

Simply attending an affiliated primary school isn’t enough to automatically receive priority admission to the linked secondary school. Parents need to understand the specific requirements to ensure their child can benefit from the affiliation.

The most critical requirement is choice order. To receive affiliation priority, indicate your child’s affiliated secondary school as first choice—this gives your child priority but does not guarantee admission, and if the affiliated school is not indicated as first choice, your child will be considered under non-affiliated admission. This is a non-negotiable requirement that trips up some families who assume they can list other schools first while still enjoying affiliation benefits as a safety net.

Additionally, students must meet the minimum cut-off point for the affiliated school. Affiliates qualify for this priority only if they meet the cut-off point and list the affiliated secondary school down as their first choice. The affiliation doesn’t bypass academic requirements entirely; it simply allows affiliated students to enter with potentially lower scores than non-affiliated students competing for the same places.

For schools offering both Integrated Programme (IP) and O-Level tracks, there’s an important distinction. For dual-track schools offering both Integrated Programme (IP) and O-Level Programme, affiliation considerations will only be given for the O-Level Programme. Families hoping to use affiliation priority for IP programmes will be disappointed to learn that affiliation doesn’t apply to these tracks, which typically use the Direct School Admission (DSA) system or have separate admission criteria.

The 20% Quota for Non-Affiliated Students

An important policy change that parents should be aware of is the reservation of places for non-affiliated students. This measure was introduced to promote social diversity and prevent affiliated secondary schools from becoming too insular.

As part of the evolution of Singapore’s education system to address the risk of becoming more stratified, MOE required affiliated secondary schools to reserve 20% of places for non-affiliated students, when there was none before, from the 2019 Secondary 1 Posting Exercise. This policy ensures that even highly sought-after affiliated secondary schools remain accessible to talented students from non-affiliated primary schools.

At least 20% of vacancies in each Posting Group of each school will be allocated to students who do not benefit from affiliation priority. This means that no matter how many qualified affiliated students apply, a fifth of the places must be held for non-affiliated applicants, promoting a more diverse student body and preventing the concentration of advantage.

The rationale behind this policy reflects broader education philosophy. There are some educational merits to school affiliation, such as providing schools with a long history and distinctive culture the opportunity to consistently imbue their school values, ethos and culture into their students over a longer period. However, this must be balanced against the need to maintain an open and cohesive society where opportunities aren’t overly concentrated among certain groups.

Strategic Considerations When Choosing Primary Schools

For parents in the midst of P1 registration or even earlier in their education planning journey, the question of whether to prioritize affiliated primary schools requires careful consideration. The decision should balance affiliation benefits against other factors that contribute to your child’s overall development and well-being.

Is Affiliation Worth the Effort?

Securing a place in a popular affiliated primary school often requires strategic planning, whether through parent volunteering, alumni connections, or careful consideration of home-school distance. The 7-point advantage for Posting Group 3 students can indeed be significant, potentially opening doors to secondary schools that might otherwise be out of reach. However, this advantage diminishes for higher-performing students in Posting Groups 1 and 2, where the difference is just 1-2 points.

Parents should also consider that the priority given to students in affiliated schools who apply to their affiliated secondary schools is not the only advantage that makes primary schools with affiliations popular, as many of these schools also happen to be very established and well-known for their academic ability and accomplishments, with some having very coveted places due to their status as GEP schools. This means that choosing an affiliated primary school might bring benefits beyond just secondary school admission priority.

Long-Term Planning Considerations

When evaluating affiliated primary schools, think about whether you’d genuinely want your child to attend the affiliated secondary school six years from now. School affiliations should enhance your options, not limit them. If the affiliated secondary school aligns with your child’s learning style, interests, and needs, the affiliation can be a valuable safety net. However, if you’re already certain you’d prefer other secondary schools, pursuing an affiliated primary school purely for the admission advantage may not make strategic sense.

Consider also that your child’s interests, strengths, and learning needs may evolve significantly over six years of primary school. The secondary school that seems perfect when your child is in Primary 1 might not be the best fit by Primary 6. Maintaining flexibility in your options by not over-committing to the affiliation pathway can serve you well.

Common Misconceptions About School Affiliations

Several myths about school affiliations persist among parents, and clarifying these can help you make better-informed decisions.

Misconception 1: Affiliation guarantees admission. As we’ve discussed, successful admission into affiliated secondary schools is subject to the demand on the vacancies by affiliated primary students. If more qualified affiliated students apply than places available (after the 20% non-affiliated quota), some affiliated students will not gain admission. Affiliation provides priority, not certainty.

Misconception 2: All similarly-named schools are affiliated. Parents sometimes assume that primary and secondary schools sharing a name must be affiliated, but this isn’t always the case. Always verify official affiliation status through MOE’s SchoolFinder or the schools’ official communications.

Misconception 3: Affiliation works for all programmes. The restriction of affiliation benefits to O-Level programmes (not IP programmes) catches some families by surprise. If your goal is admission to a secondary school’s IP track, affiliation won’t help, and you’ll need to pursue DSA or meet the IP programme’s specific admission criteria.

Misconception 4: The affiliation advantage is enormous. While a 7-point difference in Posting Group 3 is certainly helpful, it’s not a game-changer for all students. For children who would score well enough to meet the non-affiliated cut-off anyway, the affiliation provides no practical benefit. The advantage is most meaningful for students whose scores fall in that gap between affiliated and non-affiliated cut-off points.

Looking Beyond Affiliations: Other Important Factors

While understanding affiliations is important, it shouldn’t be the only factor guiding your primary school choice. A holistic approach to school selection considers multiple dimensions of your child’s educational experience and development.

School Culture and Environment

The daily environment your child experiences for six years matters immensely. Visit schools during open houses, talk to current parents, and observe the school culture. Does the school’s approach to learning match your educational philosophy? Are the teachers warm and engaging? Do students seem happy and enthusiastic? These qualitative factors have a profound impact on your child’s primary school experience, regardless of secondary school affiliations.

Programme Offerings and CCAs

Different primary schools offer different strengths. Some excel in arts programmes, others in sports or STEM initiatives. Consider what enrichment opportunities matter most for developing your child’s interests and talents. A school that nurtures your child’s passion for music, robotics, or athletics might provide more long-term value than one chosen primarily for affiliation benefits.

Proximity and Daily Commute

The practical consideration of home-school distance affects your child’s daily routine, sleep schedule, and overall well-being. A manageable commute means more time for homework, play, rest, and family activities. For young children especially, minimizing travel time can reduce stress and fatigue. Consider using resources like preschool and school searches by MRT station to identify conveniently located options.

Support Services

As your child progresses through primary school, you may need additional support services. Many families find that quality student care centers near MRT stations become essential for after-school supervision and homework support. Choosing a primary school with accessible, high-quality student care options nearby can make your family’s daily logistics much smoother.

Peer Community

Your child’s classmates and their families form an important social network. Some parents value being part of a community where families share similar values, while others prioritize socioeconomic or cultural diversity. Think about what kind of peer environment would help your child thrive both academically and socially.

Primary school affiliations in Singapore offer a real but measured advantage in the Secondary 1 posting process. The data shows that affiliated students can enter their linked secondary schools with PSLE scores averaging 7 points higher in Posting Group 3, and 1-2 points higher in the other posting groups. For families where the affiliated secondary school genuinely aligns with their child’s needs and interests, pursuing an affiliated primary school can be a smart strategic choice.

However, it’s equally important to maintain perspective. Affiliation is just one piece of a much larger puzzle in your child’s education journey. The quality of daily learning experiences, the school’s culture and values, the development of your child’s interests and character, and the practical considerations of location and support services all play crucial roles in their overall success and happiness.

Remember that with the 20% quota for non-affiliated students, and with Singapore’s robust education system offering many pathways to success, no single decision will make or break your child’s future. What matters most is finding a primary school where your child feels supported, challenged appropriately, and excited to learn, whether or not that school happens to be affiliated with a secondary school.

As you navigate these important decisions, make use of comprehensive resources that can help you compare schools, understand admission processes, and connect with other parents. Whether you’re exploring options for preschool, primary school, or planning ahead for secondary education, taking an informed, thoughtful approach will serve your family well.

Ready to explore your school options in Singapore? Visit Skoolopedia to access our comprehensive directory of preschools, primary schools, and enrichment centers searchable by location. Connect with our community of parents, read reviews, and get expert guidance to make the best educational choices for your child. Join Skoolopedia today and take the stress out of school planning!

Give your Opinions

Latest Events

Nest Preschool Open House

Events

Nest Preschool Open House
31st Jan 09:30 AM ~ 11:30 AM
Nest Preschool Bidadari
Read More
Kinderland Preschool @ Upper Changi - Positive Parenting Workshop 2026

Events

Kinderland Preschool @ Upper Changi - Positive Parenting Workshop 2026
31st Jan 09:00 AM ~ 05:30 PM
Kinderland Preschool @ Upper Changi
Read More
Cambridge Pre-school Open House 7 Feb 2026

Events

Cambridge Pre-school Open House 7 Feb 2026
7th Feb 09:30 AM ~ 11:00 AM
Cambridge @ Artra Alexandra
Read More
Knightsbridge House International School - Open House (7 Feb 2026)

Events

Knightsbridge House International School - Open House (7 Feb 2026)
7th Feb 11:30 AM ~ 01:00 PM
Bukit Timah Campus
Read More