is a peninsula in the northwestern part of Lauttasaari, and it is now considered a part of the Myllykallio area. Katajaharju is located entirely to the north of the Länsiväylä highway. The houses on the shore areas of Katajaharju are terraced houses or detached houses with large lots. The buildings in the middle part of the peninsula mostly consist of apartment buildings built in the 1960s. Katajaharju is connected to the island of Kaskisaari via a walking bridge. Greenspaces and refreshment The largest greenspace in Lauttasaari is the former military area of the Veijarivuori park in the southernmost part of the island, also known as "Ryssänkari". The highest cliff on the island, Myllykallio, is also a greenspace with great views in various directions. The island has two public beaches, of which the so-called Kasinonranta beach is located in the Merikylpylä park and the Veijarivuori beach is located at the southern tip of the island. The island also has numerous marinas in its eastern, western and northern parts. Buildings and architecture Public buildings Public buildings built in the 1950s include the Lauttasaari church and the Lauttasaari school, which consists of two buildings (the Pajalahti school and the Myllykallio school). The Lauttasaari church was inaugurated on 20 September 1958. It was designed by the professor Keijo Petäjä, living in Lauttasaari. The bell tower of the church was taken into use in autumn 1957. The basic repairs of the church are estimated to be complete in spring 2022 after a year and a half of renovations. Until then the Finnish and Swedish speaking congregations of Lauttasaari work at a temporary location in the former premises of the Nokia Oyj research centre in Vattuniemi. The Lauttasaari water tower was built in 1958 and was dismantled in late 2015. The current building of the Lauttasaaren Yhteiskoulu school was taken into use in 1968. The building was last expanded in 2019 with an expansion including spaces for physical exercise. Lauttasaari also has a community health center, a swimming pool, a sports field and a library. Other buildings The Lauttasaari manor building, currently owned by the Kone Foundation, is located in Lauttasaari. Many of the apartment buildings built in 1950s along the Isokaari street were designed by Else Aropaltio. Inhabitants and apartments Of the inhabitants in Lauttasaari, 79.0% are Finnish-speaking, 13.6% are Swedish-speaking and 7.4% speak another language. Of the population over 25 years old 70.6% have