ChicagoCTA

CTA bus 21

Cermak

81% on time

CTA bus 21 stop list and CTA bus tracker 21

The CTA bus 21 - Cermak serves 69 bus stops in Chicago departing from North Riverside Mall and ending at 25th Street / Michigan. Scroll down to see upcoming bus 21 times at each stop. You can also see connecting lines for the bus 21 route at each stop, including connections to the 'L' or other transit options, so you can understand where and when to transfer. The CTA bus tracker 21 shows the next scheduled departure from the CTA. The full CTA 21 schedule with real-time tracker data is available in the Transit app.

See more departures
Stops
Thu, Jun 5, 2025
  • North Riverside MallWheelchair accessible3:25 PM
  • North Riverside / CermakWheelchair accessible3:26 PM
  • 7250 W CermakWheelchair accessible3:27 PM
  • Cermak / HarlemWheelchair accessible3:28 PM
  • Cermak / WisconsinWheelchair accessible3:28 PM
  • Cermak / HomeWheelchair accessible3:29 PM
  • Cermak / Oak ParkWheelchair accessible3:31 PM
  • Cermak / Riverside DriveWheelchair accessible3:32 PM
  • Cermak / EastWheelchair accessible3:33 PM
  • Cermak / RidgelandWheelchair accessible3:34 PM
  • Cermak / LombardWheelchair accessible3:36 PM
  • Cermak / AustinWheelchair accessible3:37 PM
  • Cermak / 58th AvenueWheelchair accessible3:39 PM
  • Cermak / CentralWheelchair accessible3:40 PM
  • Cermak / 54th AvenueWheelchair accessible3:41 PM
  • Cermak / Laramie (Pink Line)Wheelchair accessible3:43 PM
  • Cermak / 50th AvenueWheelchair accessible3:45 PM
  • Cermak / 49th Avenue (Pink Line)Wheelchair accessible3:46 PM
  • Cermak / CiceroWheelchair accessible3:48 PM
  • 4632 W CermakWheelchair accessible3:48 PM
  • Cermak / KilbournWheelchair accessible3:50 PM
  • Cermak / KostnerWheelchair accessible3:50 PM
  • Cermak / KolinWheelchair accessible3:51 PM
  • Cermak / KeelerWheelchair accessible3:52 PM
  • Cermak / KarlovWheelchair accessible3:53 PM
  • Cermak / PulaskiWheelchair accessible3:53 PM
  • Cermak / SpringfieldWheelchair accessible3:54 PM
  • Cermak / HamlinWheelchair accessible3:55 PM
  • Cermak / LawndaleWheelchair accessible3:55 PM
  • Cermak / Central ParkWheelchair accessible3:56 PM
  • Cermak / HomanWheelchair accessible3:58 PM
  • Cermak / SpauldingWheelchair accessible3:59 PM
  • Cermak / KedzieWheelchair accessible4:00 PM
  • Cermak / AlbanyWheelchair accessible4:00 PM
  • Cermak / Marshall BoulevardWheelchair accessible4:02 PM
  • Cermak / CaliforniaWheelchair accessible4:03 PM
  • Cermak / WashtenawWheelchair accessible4:05 PM
  • Cermak / RockwellWheelchair accessible4:06 PM
  • Cermak / WesternWheelchair accessible4:08 PM
  • Cermak / OakleyWheelchair accessible4:08 PM
  • Cermak / LeavittWheelchair accessible4:10 PM
  • Cermak / HoyneWheelchair accessible4:11 PM
  • Cermak / DamenWheelchair accessible4:12 PM
  • Cermak / WolcottWheelchair accessible4:13 PM
  • Cermak / WoodWheelchair accessible4:14 PM
  • Cermak / PaulinaWheelchair accessible4:15 PM
  • Cermak / Ashland / Blue IslandWheelchair accessible4:16 PM
  • Cermak / LaflinWheelchair accessible4:17 PM
  • Cermak / LoomisWheelchair accessible4:18 PM
  • Cermak / ThroopWheelchair accessible4:19 PM
  • Cermak / RacineWheelchair accessible4:19 PM
  • Cermak / MorganWheelchair accessible4:21 PM
  • Cermak / HalstedWheelchair accessible4:22 PM
  • Cermak / UnionWheelchair accessible4:23 PM
  • Cermak / LumberWheelchair accessible4:24 PM
  • Cermak / CanalWheelchair accessible4:26 PM
  • Cermak / ArcherWheelchair accessible4:27 PM
  • Cermak / Wentworth (Red Line)Wheelchair accessible4:29 PM
  • Cermak / ClarkWheelchair accessible4:30 PM
  • Cermak-McCormick Place Green Line StationWheelchair accessible4:33 PM
  • Cermak / IndianaWheelchair accessible4:34 PM
  • McCormick PlaceWheelchair accessible4:36 PM
  • King Drive / 25th StreetWheelchair accessible4:38 PM
  • 26th Street / King DriveWheelchair accessible4:39 PM
  • 26th Street / PrairieWheelchair accessible4:40 PM
  • 26th Street / IndianaWheelchair accessible4:40 PM
  • Michigan / 26th StreetWheelchair accessible4:41 PM
  • Michigan / 25th StreetWheelchair accessible4:41 PM
  • 25th Street / MichiganWheelchair accessible4:42 PM
  • CTA Cermak map

    CTA bus 21 route map

    The CTA bus 21 - Cermak route map is shown above. The route map shows you an overview of all the stops served by the CTA bus 21 to help you plan your trip on CTA. 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 use the included CTA tracker in the app to see the location of vehicles in real-time on the route map so you know when the 21 bus is approaching your stop.

    See the detailed route map

    CTA bus 21 Service Alerts

    Open the Transit app to see more information about any active disruptions that may impact the bus 21 schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The app also allows you to subscribe to receive notifications for any service alert issued by CTA so that you can plan your trip around any active or future disruptions.

    See all alerts

    CTA 21 bus Service Frequency

    The next 21 bus leaves North Riverside Mall at 3:25 PM, and arrives at 25th Street / Michigan at 4:42 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

    See all departures

    CTA 21 bus On-Time Performance

    81% on time

    81% of riders report that the CTA 21 bus arrived on time on their previous trip. In the past 30 days, 31 riders reported on the on-time performance of the 21 bus. Compared to other CTA lines, the 21 bus is ranked 15 out of 131 CTA lines. These on-time performance stats are user reported and may differ from official CTA metrics. See more details about on time, late or early departure reports for the 21 by opening the Transit app.

    See all on-time perfomance details

    CTA bus 21 FAQ

    Other CTA bus schedules, routes and maps

    Other transit modes in Chicago

    Never miss the bus again. Download Transit.