The line runs primarily a few metres north of Bloor Street from its western terminus at Kipling Avenue with a direct connection to the Kipling GO Station to the Prince Edward Viaduct east of Castle Frank Road, after which the street continues as Danforth Avenue and the line continues running a few metres north of Danforth Avenue until just east of Main Street, where it bends northeasterly and runs above-grade until just east of Warden station, where it continues underground to its eastern terminus, slightly east of Kennedy Road on Eglinton Avenue, which has a direct connection to the Kennedy GO Station. The subway line is closed nightly for maintenance, during which Blue Night Network bus routes provide service along the route.
