Oyama Station is a junction railway station in the city of Oyama, Tochigi, Japan, operated by the East Japan Railway Company. The station is also a freight depot for the Japan Freight Railway Company.

Oyama is a city located in Tochigi Prefecture, Japan. As of 1 August 2020, the city had an estimated population of 167,647 in 70,928 households, and a population density of 980 persons per km2. The total area of the city is 171.76 square kilometres (66.32 sq mi). In 2006, Oyama became the second most populous city in Tochigi Prefecture, with the capital Utsunomiya retaining the number one spot.