CSS in canton Zurich: twelve years of premiums
In canton Zurich, the lowest CSS premium went from CHF 293.30 a month in 2015 to CHF 472.40 in 2026 — a rise of +61.1 %. The table below places it next to the canton's cheapest insurer, year by year.
| Year | This insurer | The cheapest | Gap |
|---|---|---|---|
| 2015 | CHF 293.30 | CHF 240.00 | CHF 53.30 |
| 2016 | CHF 325.60 | CHF 250.00 | CHF 75.60 |
| 2017 | CHF 344.40 | CHF 255.00 | CHF 89.40 |
| 2018 | CHF 352.80 | CHF 260.00 | CHF 92.80 |
| 2019 | CHF 369.60 | CHF 346.00 | CHF 23.60 |
| 2020 | CHF 374.60 | CHF 343.30 | CHF 31.30 |
| 2021 | CHF 371.30 | CHF 347.20 | CHF 24.10 |
| 2022 | CHF 369.60 | CHF 343.90 | CHF 25.70 |
| 2023 | CHF 389.80 | CHF 358.60 | CHF 31.20 |
| 2024 | CHF 416.80 | CHF 379.90 | CHF 36.90 |
| 2025 | CHF 450.20 | CHF 398.80 | CHF 51.40 |
| 2026 | CHF 472.40 | CHF 427.80 | CHF 44.60 |
Faster or slower than the rest?
CSS rose +61.1 % over the period, against +78.3 % for the cheapest insurer in the same place. The gap narrowed — which does not mean this insurer is the cheapest today, only that it climbed more slowly.
The year that hurt — The steepest year-on-year jump was 2016: +11.0 % in one go.
Figures for an adult, CHF 300 deductible, accident cover included — the only profile defined identically across all twelve years. Each year this is the lowest premium the insurer offered, all models combined.
Zurich, canton by canton
CSS, canton by canton
Other insurers
Source: Federal Office of Public Health (FOPH), premium files from 2015 to today.