Loppi and also Kytäjä, (now part of Hyvinkää), which had been part of Janakkala until 1579, then became part of Nurmijärvi, with the exception of Vatsia's house, which remained in connection with Loppi. The administrator of Loppi was much wider in its territory than the administrator of the church. When the Riihimäki township was founded in 1926, the Vatsia house in the village of Kytäjä was moved from Loppi to Riihimäki borough. Between 1907 and 1954, there was a narrow-gauge railway connection between Riihimäki and Loppi, built by the industrialist H. G. Paloheimo. After the Second World War, Loppi was inhabited by just under 1,100 Karelian migrants. Most of them, nearly 900, were from Kamennogorsk parish. Geography The forested highland of Tammela, which extends to the western part of Loppi, and the Salpausselkä, which cross the municipality's area, form a watershed between the Kokemäki River watershed to the north and the smaller river basins flowing to the south. The waterways descending to the north originate from Lake Kaartjärvi and Lake Loppi and join in Janakkala in Lake Kernaala. Lake Hirvijärvi flows into the Vantaa River watershed in the southeast on the border of Loppi, Riihimäki and Hyvinkää and Lake Keihäsjärvi in the south in Läyliäinen. Lake Keritty and Lake Punelia in the southwestern part of Loppi belong to the Svartån River watershed, which flows through Lake Lohja. Lake Pääjärvi in the northwest corner of Loppi belongs to the Loimijoki River catchment area in the Kokemäki River watershed. Villages There are three big villages in the municipality: Loppi (Kirkonkylä), Launonen and Läyliäinen. Most of the inhabitants of the municipality live in these villages, as they are located along the significant main road connections of the municipality. Other (smaller) villages are Hevosoja, Hirvijärvi, Hunsala, Joentaka, Kormu, Metsäkylä, Ourajoki, Pilpala, Räyskälä, Sajaniemi, Salo, Teväntö, Topeno and Vojakkala. Services Loppi's primary health care services are provided by the Regional Health Center of Riihimäki. in the emergency cases, the health care is available at night from the emergency room of in Hämeenlinna. There are seven primary schools and one secondary school in the municipality of Loppi. Etelä-Hämeen Tanssiopisto is a dance college founded by Maiju Milad, whose main hall is located in the center of Loppi church village. Loppi Library was founded in 1852 and is the third oldest library in Tavastia. The library got its current building in 1988. Attractions The church of Saint