Tuomarila (Finnish) or Domsby (Swedish) is a station on the VR commuter rail network located in Espoo, Finland.
The station is served by the commuter trains from Helsinki to Kauklahti and (daytime) and (nighttime) between Helsinki and Kirkkonummi. Tuomarila is located between Koivuhovi and Espoo stations. It is approximately nineteen kilometres from central Helsinki.
The station has two platforms, and was opened in 1931. The station is unstaffed. The old station building is no longer open to the public, as it is in private ownership and as of 2021, used as a private home.
Tuomarila railway station has two platform tracks.