How to Take Advantage of Low-Interest Rate Mortgages in Switzerland

With historically low interest rates and some of the most picturesque properties in the world, Switzerland presents a perfect opportunity to take out a mortgage and capitalise on expanding your property portfolio or investing for the future. Here’s how to take advantage of low-interest rate mortgages in Switzerland.

Purchasing a home in Switzerland differs from the conventional method of buying a house in the UK. In Switzerland, buyers typically need to put down a 20% deposit, of which 10% must be a cash payment, and not from a pension pot.

In Switzerland, buyers typically only pay down the mortgage to 66.7% of the property loan value, usually within 15 years (or by the time you retire). Then, you are expected to retain the remaining amount as a permanent loan, which ensures you can benefit from tax deductions on the mortgage.

In addition, buyers can choose from a range of fixed-rate terms, namely, five, ten, or even fifteen years. It's also common to divide your loan into parts, for example, a fixed portion for 10 years, a fixed portion for 5 years, and a variable portion, meaning the rate can fluctuate by going up or down. As rates are historically low, borrowers often lock in their mortgages for the long term.

Unlike in the UK, buyers in Switzerland are often penalised if they attempt to pay off their mortgage early or if they sell the home or refinance before the term ends.

The Swiss franc (CHF) is viewed as a "safe-haven" currency as it tends to strengthen when global uncertainty rises. As Swiss interest rates have historically been low, locking your mortgage into a fixed term shields homeowners from sudden hikes that could cause your monthly payments to increase.

Historically, the Swiss financial system is considered one of the most stable in the world. Swiss banks are renowned for their prudence and capital strength. The banking infrastructure serves as a global hub for wealth management, insurance, and fintech, responsible for managing a vast array of international investments.

It's little wonder that Switzerland continues to be a mecca for wealthy property investors looking to build their portfolio. There's potential for significant savings on luxury properties worth several million CHF. Our article on the Swiss mortgage trends of 2025 offers a deep dive into Swiss mortgages.

One of the most appealing aspects of buying a home in Switzerland is the ability to deduct mortgage interest payments from your tax income. This incentive means that many homeowners prefer to keep their mortgages relatively high rather than paying them off quickly, as the interest deduction can reduce their overall tax burden.

Additionally, you can deduct property maintenance costs, and energy-saving and environmentally friendly renovations may also be eligible for additional tax breaks or subsidies.

Maintaining higher mortgage debt keeps your taxable income lower, which in turn means lower income tax and lower net wealth tax. Since paying down your mortgage isn't strongly incentivised (due to deductions and historically low interest rates), many homeowners prefer to keep their debt and use their available capital to buy additional properties.

Additionally, debt reduces taxable wealth, which mitigates the wealth tax burden associated with owning more real estate. Structuring your mortgage to maintain deductions can make it easier to expand your property portfolio.

As Switzerland is known for having relatively low interest rates, this enables property investors to purchase prime real estate in sought-after areas such as Zurich, Geneva, and Basel.

Additionally, if growing a property portfolio is on your agenda, you can utilise more substantial cash flow for rental investment, as locking in long-term, low-cost debt in a stable economy provides minimal risk when seeking to buy multiple residences.

If you're an expat considering buying a home in Switzerland, your residency status is essential. For example, Swiss residents with a C permit (permanent residence) are treated as Swiss nationals. They can purchase residential properties without restrictions for any purpose, including as a primary residence or an investment property.

Residents with a B permit (long-term residence permit) are typically permitted to purchase only one primary residence and face restrictions when buying investment or holiday homes.

Non-residents, or foreign investors, are subject to much stricter rules governed by the Lex Koller Law, which restricts foreigners from buying certain types of real estate, such as holiday homes, in Switzerland.

When considering the currency exchange rate implications, it's essential to note that Swiss property is priced in CHF, so the GBP/CHF exchange rate determines the cost of the purchase in pounds. Therefore, if the GBP weakens against the CHF, property becomes more expensive for UK buyers, and if the pound strengthens, the same property is less expensive.

However, if you are determined to buy a property in popular Swiss ski regions, such as Verbier, Gstaad, and Zermatt, it's essential to note the differences.

Verbier, one of the most foreigner-friendly ski resorts, allows non-residents to buy holiday homes here, subject to cantonal and municipal quotas.

Gstaad is more stringent in its sales to foreigners, so opportunities are limited. Zermatt, regarded as one of the most restrictive ski towns, generally does not allow foreigners to buy property here, unless it's through inheritance or under particular exceptions.

With Switzerland's attractive low mortgage rates, tax benefits, and stable, high-end market, there's no better opportunity than now to start searching for that dream piece of real estate.

Steiger&Cie serves as your partner of choice for securing not just your property but also providing you with comprehensive financial guidance.

Ready for the search to begin? Explore Steiger&Cie Sotheby’s International Realty listings today, or speak with the team, who will be more than happy to assist.