High Quality Content by WIKIPEDIA articles! Union Station is a major commuter railway station and the central inter-city transportation facility in Toronto, located on Front Street West and occupying the south side of the block bounded by Bay Street and York Street in Downtown. The station building is owned by the City of Toronto, while the train shed and trackage is owned by the commuter rail operator GO Transit. Serving 200,000 passengers a day, it is the busiest passenger transportation facility in Canada. Union Station has been designated a National Historic Site of Canada since 1975.