| Caluco | |
| Settlement Type: | Municipality |
| Pushpin Map: | El Salvador |
| Pushpin Label Position: | right |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in El Salvador |
| Subdivision Type: | Country |
| Subdivision Name: |  El Salvador |
| Subdivision Type1: | Department |
| Subdivision Name1: | Sonsonate |
| Leader Title: | Mayor |
| Leader Name: | Nelson Uvaldo Cornejo Sibrian |
| Unit Pref: | Imperial |
| Area Blank1 Title: | Municipality |
| Area Blank1 Km2: | 51.43 |
| Population As Of: | 2020 |
| Population Total: | 11056 |
| Coordinates: | 13.7167°N -128°W |
| Elevation M: | 380 |
Caluco is a city and municipality in the Sonsonate department of El Salvador.[1] According to the 2007 Population and Housing Census, it has a population of 9,139.
Caluco was a producer of cocoa.
The municipality is 51.43 km2 (19.86 mi2) large.