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.
... town. The population density is 225.9/km² (584.8/mi²). There are 3,878 housing units at an average density of 177.0/km² (458.2/mi²). The racial ...