| Puerto San Carlos | |
| Nickname: | San Carlos |
| Pushpin Map: | Mexico#Mexico Baja California Sur |
| Pushpin Map Caption: | Location in Baja California Sur |
| Subdivision Type: | Country |
| Subdivision Name: |  Mexico |
| Subdivision Type1: | State |
| Subdivision Name1: | Baja California Sur |
| Subdivision Type2: | Municipality |
| Unit Pref: | Imperial |
| Population As Of: | 2020 |
| Population Total: | 5,742 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 24.7894°N -112.1083°W |
San Carlos, also known as Puerto San Carlos, is a fishing community facing the Pacific Ocean, in Magdalena Bay of Baja California Sur, Mexico. It is located in Comondú Municipality and had a 2020 census population of 5,742.[1]