In 2025, a fifth of buildings were equipped with a heat pump
Neuchâtel, 15.09.2026 — Switzerland had 1.8 million residential buildings and 4.88 million dwellings in 2025. A third (33%) of buildings were heated by oil and 17% by gas. A quarter of buildings were fitted with heat pumps. These are some of the results from the Buildings and Dwellings Statistics compiled by the Federal Statistical Office (FSO).
This press release and further information on the topic can be found on the FSO website.