Trosa is a municipality in central Sweden, in the county of Södermanland. The municipality covers an area of 207.9 km². Of the total population of 10197, 5105 are male, and 5092 are female. The population density of the community is 49 inhabitants per km².
... (7.0 mi²). 18.0 km² (7.0 mi²) of it is land and none of the area is covered with water.
Demographics
As of the census of 2000, there are 17,006 people ...