Buying property in Cascais is not the same as buying an average property in Portugal. The tax rules may be national, but the numbers are very local. A percentage that looks manageable in a generic Portugal guide can become a six-figure decision when applied to a €900,000 apartment in Cascais centre
Buying property in Portugal is not only about choosing the right location, negotiating the purchase price or securing financing. For a real estate investor, the more important question is: Does the investment still make financial sense after taxes and ownership costs?
Capital Gains Tax in Portugal 2026: A Complete Guide to Selling Your Home means one thing: when you sell a property for more than it cost you (after allowed adjustments), Portugal may tax the profit in IRS. In most cases, only 50% of the gain is taxable, and it’s taxed through your IRS return.
Buying a property in Portugal involves much more than the advertised price tag. Between taxes, fees, and bank commissions, the additional costs can range from 5% to 10% of the property's total price.
