Berzona is a village and former municipality in the canton of Ticino, Switzerland.
In 2001 the municipality was merged with the other, neighboring municipalities Auressio and Loco to form a new and larger municipality Isorno.[1]
The historical population is given in the following table:
| Year | Population Berzona[2] |
|---|---|
| 1795 | 306 |
| 1808 | 286 |
| 1850 | 235 |
| 1900 | 151 |
| 1950 | 84 |
| 2000 | 48 |