Summary
Homeowners achieve substantial gains when selling their real estate – averaging 1.1 million francs in net profit after 30 years of ownership in the canton of Zurich. The federal government is now considering a property gains tax to generate revenue from these value increases. A nationwide levy could generate approximately one billion francs annually – a new approach to the federal government's financial problems, which is now being supported by conservative politicians alongside the political left.
People
- Mischa Aebi (Author, Journalist)
Topics
- Real estate taxation
- Property gains tax
- Federal finances
- Wealth taxation
Clarus Lead
Homeowners benefit massively from real estate price development: In the canton of Zurich, sales after long-term ownership generate average net profits of 1.1 million francs. The federal government sees a new property gains tax as a way to combat its structural financial deficit. With a nationwide levy, up to one billion francs could be generated annually – what was previously a left-wing policy demand is now receiving surprising support from conservative circles.
Detailed Summary
The analysis shows the extent of wealth gains through real estate ownership: homeowners achieve very different returns on sale depending on the canton. In the canton of Zurich, the average net profit is 1.1 million francs after approximately 30 years of ownership. These value increases resulted from substantial price increases, which in many regions have more than doubled.
Several cantons already levy property gains taxes, though with varying rates. The cantonal average stands at 12.6 percent for longer holding periods. A nationwide property gains tax could, according to the analysis calculations, generate approximately one billion francs in annual revenue. This would help the federal government reduce its chronic financial deficit.
Noteworthy is the political constellation: while the left has traditionally demanded higher wealth taxes, a conservative member of the Council of States is now signaling support for this approach. This suggests a possible shift on this topic and could pave the way for concrete legislative measures.
Key Points
- Homeowners achieve average net profits of 570,000 to 1.1 million francs on real estate sales, depending on canton and holding period
- A nationwide property gains tax could generate up to one billion francs annually
- Cantonal tax rates average 12.6 percent for longer holding periods
- Unusual political alliance: both left and conservative politicians now support a federal levy
Critical Questions
Data Quality: Is the calculation of "average" net profits of 1.1 million francs based on a representative sample, or do sales in high-price regions dominate the statistics? How is regional variance taken into account?
Conflicts of Interest: Who conducted the analysis and what political or economic interests does it pursue? Do certain actors benefit from a nationwide tax?
Causality: Is value appreciation primarily due to inflation, immigration, infrastructure investments, or speculative factors? Does a tax really solve the problem, or does it have unexpected side effects?
Feasibility: What constitutional hurdles exist for a federal tax? Can cantons maintain their own taxes in parallel, leading to double taxation?
Behavioral Changes: How would a property gains tax influence sales behavior? Could real estate be held longer or sold informally?
Justice Issue: Does such a tax disproportionately affect real estate owners with older properties? How does it affect middle-income earners who have built retirement provisions through real estate?
Sources
Primary Source: Million-franc gains on house sales – now the federal government wants to tax them – Tages-Anzeiger, 14.02.2026
Author: Mischa Aebi
Verification Status: ✓ 14.02.2026
This text was created with the support of an AI model. Editorial responsibility: clarus.news | Fact-checking: 14.02.2026