| Location: | Baltic Sea |
| Coordinates: | 53.9503°N 14.0261°W |
| Length Km: | 0.5 |
| Width Km: | 0.2 |
| Area Ha: | 6.3 |
| Elevation M: | 5.9 |
| Country: | Germany |
| Population: | 0 |
The uninhabited little island of Balmer Werder lies in the Baltic Sea, in the Balmer See, the southeastern part of the Achterwasser lagoon, between Usedom and the mainland off the village of Balm. Balm belongs to the municipality of Benz in the county of Vorpommern-Greifswald in the German state of Mecklenburg-Vorpommern.[1]
The island is in area, long from north to south and wide at its widest point. Its maximum height above sea level (NN) is .
The Balmer Werder, along with the smaller island of Böhmke, lies within a nature reserve, established in 1967, in Usedom Island Nature Park.