| Ingmarsö | |
| Local Name: | --> |
| Nickname: | --> |
| Coordinates: | 59.475°N 64°W |
| Location: | Stockholm archipelago, Baltic Sea |
| Area Km2: | 5.96 |
| 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: | Österåker |
| Population: | 159 |
| Population As Of: | 2008 |
Ingmarsö is an island located in the Stockholm archipelago in Sweden.