Kaltbrunn
| Kaltbrunn | |
|---|---|
| Location of Kaltbrunn | |
| Coordinates: 47°13′N 9°2′E / 47.217°N 9.033°E | |
| Country | Switzerland | 
| Canton | St. Gallen | 
| District | See-Gaster | 
| Government | |
| • Mayor | Markus Schwizer | 
| Area | |
|  • Total | 18.68 km2 (7.21 sq mi) | 
| Elevation | 440 m (1,440 ft) | 
| Population  (31 December 2018) | |
|  • Total | 4,839 | 
| • Density | 260/km2 (670/sq mi) | 
| Time zone | UTC+01:00 (Central European Time) | 
| • Summer (DST) | UTC+02:00 (Central European Summer Time) | 
| Postal code(s) | 8722 | 
| SFOS number | 3313 | 
| ISO 3166 code | CH-SG | 
| Surrounded by | Benken, Ebnat-Kappel, Ernetschwil, Gommiswald, Rieden, Schänis, Uznach | 
| Website | kaltbrunn SFSO statistics | 
Kaltbrunn is a municipality in the Wahlkreis (constituency) of See-Gaster in the canton of St. Gallen in Switzerland.