Riihimäki (literally "Drying barn hill") is a town and municipality in the south of Finland, about 69 km north of Helsinki and 109 km southeast of Tampere. An important railway junction is located in Riihimäki, railway tracks go to Helsinki, Tampere and Lahti from there. Würth Oy has its Finnish Headquarters and logistics center in Riihimäki. Valio has a major dairy in Herajoki part of Riihimäki. The famous Sako rifles are produced in Riihimäki. Finland's 2nd highest flagpole is located in Riihimäki. The town is located in the province of Southern Finland and is part of the Tavastia Proper region. The town has a population of and covers an area of km2 of which km2 is water. The population density is PD/km2. The municipality is unilingually Finnish.