| Svartsö | |
| Local Name: | --> |
| Nickname: | --> |
| Coordinates: | 59.45°N 59°W |
| Location: | Baltic Sea |
| Area Km2: | 7.01 |
| Country: | Sweden |
| Country Admin Divisions Title: | Province |
| Country Admin Divisions Title 1: | County |
| Country Admin Divisions 1: | Stockholm |
| Country Admin Divisions Title 2: | Municipality |
| Country Admin Divisions 2: | Värmdö |
| Population: | 83 |
| Population As Of: | 2008 |
Svartsö is an island located in the Stockholm archipelago in Värmdö Municipality in Sweden. In the summer the island is a popular destination for visitors. The landscape is relatively flat and there are several small lakes located on the island.