Ask what margin an international school earns and you will get a range. Premium schools, 25 to 35 per cent. Mid-tier, 15 to 25. The ranges are broadly right and almost useless, because they describe a school that has already arrived.
The more useful question is what has to be true for it to get there. That is where the money is made and lost, and it is the part nobody publishes.
The operating model underneath
Strip an international school back to its structure and it looks like this. Take revenue as 100.
| Line | Share of revenue | Share of costs |
|---|---|---|
| Revenue | 100 | |
| All staff | ~32.5 | ~50% |
| of which teaching staff | ~25 | ~38% |
| Rent (at opening) | 10 to 12 | ~17% |
| Everything else | ~21.5 | ~33% |
| Total costs | ~65 | 100% |
| EBITDA | ~35 |
Staff is half the cost base. Most operators expect that, and it is the line they manage hardest. Teaching staff alone account for around a quarter of revenue.
Rent is where the model is actually decided. And it behaves differently from every other line in the business.
The rent rule
Rent should sit at 10 to 12 per cent of mature revenue when a school opens, escalating by around 15 per cent every three years. Ten years out it should still be no more than about 15 per cent. It should never pass 18 to 20 per cent.
That last figure is a ceiling, not a target. A school paying more than a fifth of its revenue in rent has a structural problem that good operating will not fix. You can recruit better teachers. You can adjust fees. You cannot operate your way out of a lease you should not have signed.
On mature revenue, the rule reads as conservative. The difficulty is that mature revenue is not what a school has when the lease begins.
The trap sits in the ramp
Rent is contractual from the day you take the building. Enrolment is not.
A school typically opens with 10 to 15 per cent of the students it will eventually hold, and in a deeper, faster-forming market such as Saudi Arabia that can run to 15 or 20 per cent. Where it lands depends on the target market, the location, the competitive field, and how the foundation has chosen to price. The point holds regardless of where in that range a given school sits: the building is full of lease and empty of students.
Now put the two numbers together.
Rent at 11 per cent of mature revenue, against a school running at 12 per cent of its eventual enrolment, is rent at roughly 88 per cent of the revenue actually arriving.
Across the full range, a conventional lease consumes somewhere between two thirds and more than all of what the school earns in its first year.
Before a single teacher is paid.
This is the mechanism that kills projects which modelled correctly. The lease was tested against the steady state. The steady state is not where the school lives for its first five years.
Breakeven is a choice, not a fact
Most people want a single number. Three to five years is the usual answer, and it is where most well-built projects land.
But that range is not a property of international schools. It is an output of decisions taken before the school opens, and the investor takes them.
Founding discounts fill seats faster. Offer reduced fees for the first three years and the building populates more quickly, but every one of those students arrives at a lower yield, and the school carries that yield until the discount expires.
An aggressive ramp shortens the loss-making period. It also costs more to achieve, and it usually concedes something on price to get there.
A slower ramp protects the fee and the long-term margin. It also burns cash for longer, and it asks more of the investor before anything comes back.
None of these is right or wrong. They are trades, and the investor decides which trade gets made. Patient capital with a ten-year horizon will hold the fee, accept the slower fill and reach a better mature margin. Capital that needs to show early progress will discount, fill faster, and live with a lower yield for longer.
Same building. Same market. Same school. Different breakeven.
Which is why the question has no single answer. The honest response to when does an international school break even is another question: what does the investor want?
The one line that is not a dial
Every lever above belongs to the operator. Fees can be positioned high or low. Discounts offered and withdrawn. Marketing spend raised. The ramp pushed or protected. When a market turns out softer than the feasibility study suggested, these are the levers you reach for, and they work.
Rent is not one of them. Once signed, it escalates on a schedule that has nothing to do with how the school is trading, and it is indifferent to the investor’s appetite and the operator’s skill.
The dials give you room to respond. The lease decides how much room you have.
Which is why the property negotiation matters more than anything else in the model, and why most developers approach it the wrong way round. That argument is set out separately, in Why There Is No Market Rent for a School.
Why the public comparables mislead
The transactions that get reported involve mature assets. They are useful for understanding what a stabilised platform is worth. They tell you very little about what it costs to build one, because by the time a school appears in a transaction of that kind, the hard part is a decade behind it.
The multiple is applied to an EBITDA that took years to construct. The construction is the business.
The honest answer
How profitable are international schools? At maturity, around 35 per cent, and the number is real.
But profitability here is not won in the classroom and it is not won on the fee schedule. It is largely decided in a property negotiation that happens before a single family has enquired, by people who will not learn whether they were right for another four years.