Main Page | See live article | Alphabetical index Part of Gdansk, Poland is located on a small group of islands in the Baltic Sea. Here is a list of them: Port Island (Gdansk) Area: 25.7 km2 Population: 22,167 people. Sobieszewo Island Area: 34.3 km2 population: 3,570 people. Ostrow Island Granary Island This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.