Pukkila is a municipality of Finland. It is located in the Uusimaa region. The municipality has a population of 1,744 and covers an area of 145.94 …Pukkila is a municipality of Finland. It is located in the Uusimaa region. The municipality has a population of 1,744 and covers an area of 145.94 square kilometres of which 0.9 km² is water. The population density is 12.02 inhabitants per square kilometre.