Hammarland is a municipality of Åland, an autonomous territory of Finland. The municipality has a population of 0 and covers an area of undefined km2 of which undefined km2 is water. The population density is undefined PD/km2. The municipality is unilingually Swedish. NaN of its population has Swedish as their native language, making Hammarland one of the municipalities with the highest percentage of Swedish-speakers in Finland. Märket, the westernmost point of Finland, is an exclave of Hammarland. The most significant main road of Hammarland is the Highway 1 between Mariehamn and Eckerö.