Mäntsälä is a municipality in the province of Southern Finland, and is part of the Uusimaa region. It has a population of 20,950
and covers an area of 596.11 square kilometres of
which 15.26 km²
is water. The population density is
36.07... Wikipedia
Population: 20,760 (Jul 31, 2020)
Area: 230.2 mi²
Climate: Dfb
Metropolitan area: Helsinki metropolitan area