| Kalterer See | |
| Location: | South Tyrol |
| Coords: | 46.3775°N 11.2625°W |
| Pushpin Map: | Italy South Tyrol |
| Catchment: | 55.5km2 |
| Basin Countries: | Italy |
| Length: | 1.8km (01.1miles) |
| Width: | 0.9km (00.6miles) |
| Area: | 1.4km2 |
| Depth: | 3.5m (11.5feet) |
| Max-Depth: | 5.6m (18.4feet) |
| Volume: | 6e6m3 |
| Shore: | 5.3km (03.3miles) |
| Elevation: | 216m (709feet) |
| Cities: | Kaltern |
Lake Kaltern (Italian: Lago di Caldaro; German: Kalterer See) is a lake in the municipality of Kaltern in South Tyrol, Italy.