This is in contrast to other interchanges between TTC subway and GO Transit rail lines, which have separate structures for each agency.

TTC ridership statistics for 2018 showed that Downsview Park was the least used station on the heavy-rail subway system, displacing Bessarion on Line 4 Sheppard.

The artwork Spin by Canadian artist Panya Clark Espinal spans the interior's walls, floors, and ceilings.

Architecture firm Aedas was commissioned to design the station; their initial plan provides twinned entrances on opposite sides of the rail corridor, each with green roofs that resemble landing strips or wings.

On March 18, 2020, York University GO Station ceased operation temporarily due to the COVID-19 pandemic but in 2021, the closure was confirmed to be permanent because of low ridership.

[16][17] The official ground breaking ceremony for the Toronto–York Spadina Subway Extension (TYSSE) was held on November 27, 2009;[18] with tunnelling operations beginning in June 2011.

The Park is the site of an airstrip used by aircraft manufacturer Bombardier Aerospace and formerly used as Canadian Forces Base Downsview.

Buses stop on Sheppard Avenue and Vitti Street, about 140 metres from the west station building entrance.