It varies a lot by university and even by year, driven mainly by how many IMAT-taught seats a program has, its reputation in specific countries, and how easy the city is to reach from abroad - so there's no single answer that applies to every Italian medical school.
Candidates researching Italian medical schools tend to compare rankings, city size, and teaching hospitals, but rarely ask a question that actually shapes daily life for six years: who else is going to be sitting next to you. The mix of nationalities in an IMAT cohort isn't the same everywhere, and it isn't random either.
Why this varies more than people assume
It's easy to assume every IMAT-taught program looks roughly the same, since they all teach in English and admit through the same exam. In practice, the international share of a class can look completely different from one university to the next, and even from one year to the next at the same university. Some cohorts are heavily weighted toward one or two home countries. Others are genuinely mixed across a dozen. Neither is better by default, but they produce a different six years.
What actually drives the mix at each university
Seat count matters more than most people expect. A program with a larger IMAT-taught intake naturally draws from a wider pool, while a smaller program can end up dominated by whichever group applied hardest that cycle. Reputation within specific countries plays a role too, some universities have built a name in certain regions through word of mouth, alumni networks, or agency recruiting, which skews the applicant pool long before results come out. Location factors in as well, a well-connected city with direct flights home tends to pull a broader international spread than a program that's harder to reach.
What a more or less international cohort actually changes
A heavily mixed class usually means English stays the default language even outside class, which can be a relief in year one but can also mean less immersion in Italian day to day. A cohort dominated by one nationality can go the opposite way, forming a tight social group fast, but sometimes at the cost of the broader exposure people picture when they choose to study abroad in the first place. Neither pattern is automatically the right one, it depends on what you're actually looking for out of the experience beyond the degree itself.
How to actually find out before you commit
Rankings and open days won't tell you this directly. The more reliable route is talking to current students in the exact program and year group you're considering, not just alumni from years ago, since the mix does shift. Look at what language student groups and social media accounts for that specific university town actually use day to day. It's a small amount of extra digging that most applicants skip entirely, right before making a six-year decision that assumes they already know the answer.
Trying to weigh this against everything else on your university list, without a clear framework for what actually matters? That's a strategy question, not a logistics one, and it's exactly what 1:1 mentorship can help you work through.
Apply for the mentorshipThe exam gets most of the attention, but the university list decision is just as permanent, and this is one of the factors people research the least before locking it in. A few honest conversations with current students can tell you more than any ranking table will.