ChicagoCTA

CTA bus 21

Cermak

76% on time

CTA bus 21 stop list and CTA bus tracker 21

The CTA bus 21 - Cermak serves 70 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.

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Stops
Thu, Jun 19, 2025
  • North Riverside MallWheelchair accessible1:12 PM
  • North Riverside / CermakWheelchair accessible1:13 PM
  • 7250 W CermakWheelchair accessible1:14 PM
  • Cermak / HarlemWheelchair accessible1:14 PM
  • Cermak / WisconsinWheelchair accessible1:15 PM
  • Cermak / HomeWheelchair accessible1:16 PM
  • Cermak / Oak ParkWheelchair accessible1:18 PM
  • Cermak / Riverside DriveWheelchair accessible1:18 PM
  • Cermak / EastWheelchair accessible1:19 PM
  • Cermak / RidgelandWheelchair accessible1:20 PM
  • Cermak / LombardWheelchair accessible1:22 PM
  • Cermak / AustinWheelchair accessible1:23 PM
  • Cermak / 58th AvenueWheelchair accessible1:24 PM
  • Cermak / CentralWheelchair accessible1:25 PM
  • Cermak / 54th AvenueWheelchair accessible1:26 PM
  • Cermak / Laramie (Pink Line)Wheelchair accessible1:28 PM
  • Cermak / 50th AvenueWheelchair accessible1:30 PM
  • Cermak / 49th Avenue (Pink Line)Wheelchair accessible1:31 PM
  • Cermak / CiceroWheelchair accessible1:32 PM
  • 4632 W CermakWheelchair accessible1:32 PM
  • Cermak / KilbournWheelchair accessible1:34 PM
  • Cermak / KostnerWheelchair accessible1:34 PM
  • Cermak / KolinWheelchair accessible1:35 PM
  • Cermak / KeelerWheelchair accessible1:36 PM
  • Cermak / KarlovWheelchair accessible1:37 PM
  • Cermak / PulaskiWheelchair accessible1:37 PM
  • Cermak / SpringfieldWheelchair accessible1:38 PM
  • Cermak / HamlinWheelchair accessible1:39 PM
  • Cermak / LawndaleWheelchair accessible1:39 PM
  • Cermak / Central ParkWheelchair accessible1:40 PM
  • Cermak / St. LouisWheelchair accessible1:41 PM
  • Cermak / HomanWheelchair accessible1:42 PM
  • Cermak / SpauldingWheelchair accessible1:43 PM
  • Cermak / KedzieWheelchair accessible1:44 PM
  • Cermak / AlbanyWheelchair accessible1:44 PM
  • Cermak / Marshall BoulevardWheelchair accessible1:46 PM
  • Cermak / CaliforniaWheelchair accessible1:47 PM
  • Cermak / WashtenawWheelchair accessible1:49 PM
  • Cermak / RockwellWheelchair accessible1:50 PM
  • Cermak / WesternWheelchair accessible1:52 PM
  • Cermak / OakleyWheelchair accessible1:52 PM
  • Cermak / LeavittWheelchair accessible1:54 PM
  • Cermak / HoyneWheelchair accessible1:55 PM
  • Cermak / DamenWheelchair accessible1:56 PM
  • Cermak / WolcottWheelchair accessible1:57 PM
  • Cermak / WoodWheelchair accessible1:58 PM
  • Cermak / PaulinaWheelchair accessible1:58 PM
  • Cermak / Ashland / Blue IslandWheelchair accessible1:59 PM
  • Cermak / LaflinWheelchair accessible2:00 PM
  • Cermak / LoomisWheelchair accessible2:01 PM
  • Cermak / ThroopWheelchair accessible2:02 PM
  • Cermak / RacineWheelchair accessible2:02 PM
  • Cermak / MorganWheelchair accessible2:04 PM
  • Cermak / HalstedWheelchair accessible2:05 PM
  • Cermak / UnionWheelchair accessible2:06 PM
  • Cermak / LumberWheelchair accessible2:07 PM
  • Cermak / CanalWheelchair accessible2:08 PM
  • Cermak / ArcherWheelchair accessible2:09 PM
  • Cermak / Wentworth (Red Line)Wheelchair accessible2:11 PM
  • Cermak / ClarkWheelchair accessible2:12 PM
  • Cermak-McCormick Place Green Line StationWheelchair accessible2:14 PM
  • Cermak / IndianaWheelchair accessible2:15 PM
  • McCormick PlaceWheelchair accessible2:17 PM
  • King Drive / 25th StreetWheelchair accessible2:19 PM
  • 26th Street / King DriveWheelchair accessible2:20 PM
  • 26th Street / PrairieWheelchair accessible2:21 PM
  • 26th Street / IndianaWheelchair accessible2:21 PM
  • Michigan / 26th StreetWheelchair accessible2:21 PM
  • Michigan / 25th StreetWheelchair accessible2:22 PM
  • 25th Street / MichiganWheelchair accessible2:23 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 1:12 PM, and arrives at 25th Street / Michigan at 2:23 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

    76% on time

    76% of riders report that the CTA 21 bus arrived on time on their previous trip. In the past 30 days, 26 riders reported on the on-time performance of the 21 bus. Compared to other CTA lines, the 21 bus is ranked 24 out of 133 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

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