Tochigi Station is served by the Tōbu Nikkō Line, and is 44.3 km from the starting point of the Nikko Line at Tōbu-Dōbutsu-Kōen.

The Tobu Station consists of one elevated side platform and one elevated island platform serving three tracks, with the station building located underneath.

The JR East Ryōmō Line station opened on 22 May 1888.

[2] In fiscal 2019, the Tobu station was used by an average of 11,449 passengers daily.

[3] The JR East station was used by 4,857 passengers (alighting) daily.