Teach17

A growing number of well-known independent schools are moving away from single-sex education. Some are admitting girls or boys for the first time, while others are gradually extending existing co-educational sixth forms into younger year groups.

The reasons are complex. Financial pressures are clearly part of the picture, but schools also point to changing parental expectations, equality, preparation for adult life and the long-term development of their communities.

This article has been written using publicly available information, including school announcements, government data, sector reports and published educational research. It does not claim to represent the private reasoning of any individual school unless that reasoning has been publicly stated.

1. Co-education widens the admissions market

A boys’ school can only recruit boys, while a girls’ school can only recruit girls. Becoming co-educational allows a school to offer its education to a much larger group of families.

This can be particularly important when schools are competing for fewer pupils. It does not guarantee increased numbers, but it removes a major restriction on who can apply.

2. Independent-school pupil numbers have fallen

The number of pupils attending independent schools has declined in recent years. Schools are therefore competing more intensely for families who are willing and able to pay fees.

Remaining single-sex means recruiting from only one section of an already smaller market. Co-education can help schools maintain viable class sizes and protect the range of subjects and activities they offer.

3. Rising costs are putting schools under pressure

Independent schools face increasing costs from salaries, energy, maintenance, pensions, taxation and national insurance contributions.

VAT on school fees has added further pressure for many families and schools. Some schools have absorbed part of the cost, but doing so reduces the money available for staffing, facilities and financial assistance.

Admitting both boys and girls can help a school use its existing buildings, teachers and resources more efficiently.

4. There are fewer children entering the education system

Birth rates have fallen across the UK. This means that, over time, there will be fewer children entering both state and independent schools.

The effects will vary by region, but schools in areas with falling pupil numbers may find it increasingly difficult to remain selective and single-sex while also filling every available place.

5. Parental preferences are changing

Many parents now see co-education as the normal model of schooling. They may value single-sex education, but they are less likely to assume that it is automatically better.

Several schools that have announced a move towards co-education have said that interest from current and prospective parents influenced their decision.

Schools must respond to what families want, particularly when parents have a wide choice of state and independent schools.

6. Families may want one school for all their children

Parents with sons and daughters may prefer to send them to the same school. This can simplify transport, term dates, communication, school events and childcare arrangements.

It can also allow siblings to share a school community while still developing their own interests and friendships.

Convenience may not be the main reason for choosing a school, but it can influence a family’s final decision.

7. Larger sixth forms can offer more subjects

Sixth forms need enough pupils to make a wide range of A-level subjects financially and educationally viable.

Smaller subjects may be difficult to run when only a few pupils choose them. A larger mixed sixth form can support greater subject choice, smaller specialist courses and a wider enrichment programme.

For this reason, some single-sex schools first admitted pupils of the opposite sex at 16 before considering a fully co-educational model.

8. Boarding schools need to fill their accommodation

Boarding is expensive to provide. Schools need to maintain boarding houses, catering, security, medical care, pastoral support and evening activities.

When boarding numbers fall, these facilities can become increasingly costly to operate. Opening boarding places to both sexes gives schools access to a broader national and international market.

Some boarding schools may also find that modern families are less committed to the traditional single-sex boarding model.

9. Co-education may better reflect adult life

Universities, workplaces and most areas of public life are mixed. Supporters of co-education argue that pupils should become comfortable learning, communicating and working with people of different sexes.

A mixed school can provide daily opportunities for pupils to develop respectful relationships, teamwork and confidence.

These benefits are not automatic. They depend on strong leadership, good behaviour and effective pastoral education. However, many schools believe these skills should be developed before pupils leave school.

10. Schools want to offer equal access

Some schools find it increasingly difficult to explain why an excellent education should only be available to boys or only to girls.

Becoming co-educational can be presented as widening opportunity rather than abandoning tradition. It allows more pupils to benefit from the school’s teaching, facilities, clubs and academic reputation.

For some governing bodies, this is an important question of fairness and equality.

11. Pupils and staff now have a stronger voice

Schools increasingly consult pupils, parents and staff when making major strategic decisions.

Surveys, meetings and focus groups can reveal whether the existing community supports co-education. Schools may also ask former pupils and prospective parents for their views.

When pupils themselves say that they would value a mixed community, governors are likely to take that opinion seriously.

12. Research does not show a clear overall academic advantage

Single-sex schools often achieve excellent examination results. However, these results may also be influenced by selective admissions, family background, smaller classes, school culture and greater resources.

Large research reviews have generally not found a clear academic advantage that applies to every pupil in every single-sex school.

This does not mean that single-sex education has no benefits. It means that school quality, teaching and expectations may matter more than whether pupils are educated separately.

13. Co-education can broaden school activities

A move to co-education often requires schools to review sport, clubs, performing arts, leadership opportunities and enrichment.

This can create new activities for all pupils rather than simply adding separate programmes for boys and girls.

A successful transition should avoid stereotypes. Pupils should be encouraged to choose activities according to their interests, not according to traditional assumptions about gender.

14. It can support mergers and school partnerships

Some independent schools are merging, joining larger groups or developing all-through schools.

Co-education can make these arrangements easier. Two neighbouring single-sex schools may combine their staff, facilities and administration while creating one mixed school.

This can reduce duplication and allow pupils to benefit from a wider range of teachers, subjects and facilities.

15. Schools can modernise without losing their identity

A school’s identity is not necessarily defined by educating only boys or only girls.

Its character may come from its values, teaching, traditions, expectations, history and relationships. These features can remain even when the admissions policy changes.

Schools moving towards co-education often emphasise continuity. They present the change as the next stage of their development rather than a rejection of their past.

16. The change can be introduced gradually

Schools do not usually become fully co-educational overnight.

They may begin by admitting pupils into Reception, Year 7 or Year 12. Each new mixed cohort then moves through the school over several years.

A gradual transition gives schools time to adapt changing rooms, boarding houses, sport, staffing and pastoral systems. It also allows leaders to monitor the effects of the change before extending it further.

17. Other schools have made co-education appear less risky

Every successful transition makes it easier for another school to consider the same decision.

Governors can examine how similar schools managed admissions, staffing, facilities, communication and school culture. They can also see whether becoming co-educational affected academic results or the school’s reputation.

As more respected schools make the change, co-education begins to appear less like a radical decision and more like the direction in which much of the sector is moving.

Single-sex independent schools are unlikely to disappear completely. Many pupils and parents continue to value them, and some schools remain strongly committed to their existing model.

However, history alone may no longer be enough to justify remaining single-sex. Schools increasingly need to explain how their admissions model meets the needs of modern pupils, families and communities.

For many schools, the decision to become co-educational is not based on one reason. It is the result of demographic change, financial pressure, parental demand, educational values and long-term planning coming together.