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WaterlooGRT

GRT 4 bus

Glasgow-Margaret

78 % on time

GRT 4 bus Stop List and Next Departures

The GRT 4 - Glasgow-Margaret bus serves 37 bus stops in the Waterloo area departing from Frederick Station (Frederick / King) and ending at The Boardwalk Station. Scroll down to see upcoming 4 bus times at each stop and the next scheduled 4 bus times will be displayed. The full 4 bus schedule as well as real-time departures (if available) can be found in the Transit app.

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Fri, Aug 29, 2025
  • Margaret / WellingtonWheelchair accessible8:01 PM
  • Margaret / WilhelmWheelchair accessible8:02 PM
  • Margaret / GuelphWheelchair accessible8:02 PM
  • Margaret / Breithaupt CentreWheelchair accessible8:03 PM
  • Union / MargaretNot wheelchair accessible8:04 PM
  • Union / EllisNot wheelchair accessible8:04 PM
  • Union / WeberWheelchair accessible8:05 PM
  • Union / DevittNot wheelchair accessible8:06 PM
  • Union / LucanWheelchair accessible8:07 PM
  • Union / HerbertWheelchair accessible8:08 PM
  • King / UnionWheelchair accessible8:08 PM
  • Grand River Hospital StationWheelchair accessible8:09 PM
  • Park / WoodWheelchair accessible8:10 PM
  • Park / GreenWheelchair accessible8:10 PM
  • Glasgow / YorkNot wheelchair accessible8:11 PM
  • Glasgow / EdenWheelchair accessible8:12 PM
  • Glasgow / BelmontWheelchair accessible8:12 PM
  • Glasgow / DunbarWheelchair accessible8:13 PM
  • Glasgow / WestmountWheelchair accessible8:14 PM
  • Glasgow / AberdeenWheelchair accessible8:15 PM
  • Inwood / GlasgowWheelchair accessible8:15 PM
  • Inwood / WestwoodWheelchair accessible8:16 PM
  • Westwood / Westwood Cres.Wheelchair accessible8:16 PM
  • Westwood / KnellWheelchair accessible8:17 PM
  • Westwood / GallarnoWheelchair accessible8:18 PM
  • Westwood / GlasgowWheelchair accessible8:19 PM
  • Fischer-Hallman / GlasgowWheelchair accessible8:19 PM
  • University Ave. / Fischer-HallmanWheelchair accessible8:20 PM
  • University Ave. / WestvaleWheelchair accessible8:21 PM
  • University Ave. / PortsmouthWheelchair accessible8:22 PM
  • University Ave. / BakerWheelchair accessible8:23 PM
  • The Boardwalk StationWheelchair accessible8:24 PM
  • GRT Glasgow-Margaret map

    GRT 4 bus route map

    The GRT 4 - Glasgow-Margaret bus route map is shown above. The route map shows you an overview of all the stops served by the GRT 4 bus to help you plan your trip on GRT. Opening the app will allow you to see more detailed information about the route on a map including stop specific alerts, such as stops that have been closed or moved. You can also see the location of vehicles in real-time on the route map so you know when the 4 bus is approaching your stop.

    See the detailed route map

    GRT 4 bus Service Alerts

    Open the Transit app to see more information about any active disruptions that may impact the 4 bus schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The Transit app also allows you to subscribe to receive notifications for any service alert issued by GRT so that you can plan your trip around any active or future disruptions.

    See all alerts

    GRT 4 bus Service Frequency

    The next 4 bus leaves Frederick Station (Frederick / King) at 7:56 PM, and arrives at The Boardwalk Station at 8:24 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

    See all departures

    GRT 4 bus On-Time Performance

    78 % on time

    78% of riders report that the GRT 4 bus arrived on time on their previous trip. In the past 30 days, 15 riders reported on the on-time performance of the 4 bus. Compared to other GRT lines, the 4 bus is ranked 19 out of 54 GRT lines. These on-time performance stats are user reported and may differ from official GRT metrics. See more details about on time, late or early departure reports for the 4 by opening the Transit app.

    See all on-time perfomance details

    GRT 4 bus FAQ

    Other GRT bus schedules, routes and maps

    Other transit modes in Waterloo area

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