The deposit question comes up in almost every viewing. How many months? Can they ask for more? Will you see it again? The rules in Spain are clearer than most people expect, and knowing them before you sign saves you a lot of money and argument.
Spanish law sets a legal minimum deposit called the fianza. For a residential lease (arrendamiento de vivienda), the landlord can ask for one month's rent. For any other use, like a shop or an office, it's two months. That part is not negotiable and it doesn't depend on how fancy the villa is.
The law behind this is the Ley de Arrendamientos Urbanos, article 36. It has stayed the same for decades. One month for a home, two for everything else.
Then it gets less simple. On top of the fianza, a landlord can add what's called a garantía adicional, an extra guarantee. The limit on that is tied to the length of the contract. For a lease of up to five years, they can ask for up to two extra months. For a longer contract, the cap goes up.
So on paper the most common setup for a villa looks like this:
That lands you at around three to four months of rent due before you get the keys. It's the number that surprises most expats, and it's worth budgeting for before you fall in love with a property.
For high-end villas in Alella, Sant Andreu de Llavaneres or Sant Vicenç de Montalt, a three-month ask (one fianza plus two guarantee) is common. Some owners push for more if you're renting with no Spanish income history or if you're new to the country. Others ask for an aval bancario, a bank guarantee, instead of cash sitting in their account. That's rarer for homes than for offices, but it happens.
If a landlord asks for six months up front, that's outside the normal range. You can push back. The law gives them the two extra months and that's usually the ceiling people agree on.
In Catalonia, the fianza doesn't just sit with the landlord. It has to be deposited with INCASÒL, the Catalan land institute. The landlord pays it in and gets a receipt. This matters for you in two ways. First, it's proof the deposit exists and is tracked. Second, if the landlord hasn't deposited it, that can become a problem at the end when it's time to return your money.
When the lease ends, the landlord has to return the deposit within one month. If they want to deduct for damage, they need to show you receipts or justify the cost. Normal wear and tear doesn't count. A scuff on the wall from furniture is wear. A hole in the wall is damage. The difference matters when you're arguing over several thousand euros.
Do a walkthrough when you move in and when you move out. Photos, dates, both of you present. It's the single thing that settles disputes before they start.
If you're working through this for the first time in a foreign market, it helps to have someone local who has seen the paperwork a hundred times. That's exactly what we do at Grandiora across Barcelona and Maresme. How to Rent a Villa in Barcelona: Full Guide for Expats (2026)
We help expats secure villas across Maresme every week and we'll flag anything unusual in the deposit structure before you hand over money.
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