Palma

Palma's airport moved 33.3 million passengers in 2024 for a city of only about 438,000 residents, a ratio that explains the place better than any cathedral postcard. The Balearic capital sits 34 metres above sea level on Mallorca's southwest bay and serves as the islands' administrative centre, main port, and main airport.

What that official outline misses is how completely Palma is built to harvest temporary population. Aena says Son Sant Joan handled 33,298,164 passengers and 243,200 aircraft movements in 2024, making it Spain's third-busiest airport. Across the Balearics, tourist spending climbed past €22 billion in 2024. Palma captures the highest-value slice of that flow: hotel management, yacht services, cruise provisioning, luxury retail, and urban real estate. The city behaves less like a normal municipality than like a membrane between northern European incomes and a scarce island of land, water, road space, and labour.

That is why Palma's hardest political fights are no longer about attracting visitors but about rationing them. Housing cannot expand at the speed of short-stay demand. Port berths are finite. Summer traffic and water systems have obvious limits. The island authorities have kept a cap of three cruise ships a day in Palma, with only one mega-ship allowed, because the city earns from volume and suffers from it at the same time. Resource allocation, not simple growth, is the real business model.

Barnacles are the right organism. They anchor themselves where currents reliably bring food, then live by filtering value from whatever passes by. Palma does the urban equivalent with air routes, ferries, marinas, and cruise traffic. Source-sink dynamics matter because the city absorbs huge seasonal surges of people and money before redistributing them across Mallorca. Negative feedback loops matter because without caps, restrictions, and pricing tools, the same visitor flows that enrich Palma start damaging the habitat that makes those flows possible.