Phone buried in your pocket? 🖥️ Plan a trip on our website instead
ChicagoCTA

CTA bus 20

Madison

75 % on time

CTA bus 20 stop list and CTA bus tracker 20

The CTA bus 20 - Madison serves 62 bus stops in Chicago departing from Washington / State and ending at Madison / Austin Terminal. Scroll down to see upcoming bus 20 times at each stop. You can also see connecting lines for the bus 20 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 20 shows the next scheduled departure from the CTA. The full CTA 20 schedule with real-time tracker data is available in the Transit app.

West
East
See more departures
Stops
Sat, Apr 11, 2026
  • Washington / StateWheelchair accessible3:40 AM
  • Washington / WabashWheelchair accessible3:41 AM
  • Madison / WabashWheelchair accessible3:43 AM
  • Madison / Dearborn / StateWheelchair accessible3:44 AM
  • Madison / LaSalleWheelchair accessible3:45 AM
  • Madison / FranklinWheelchair accessible3:46 AM
  • Madison / ClintonWheelchair accessible3:47 AM
  • Madison / JeffersonWheelchair accessible3:48 AM
  • Madison / HalstedWheelchair accessible3:49 AM
  • Madison / PeoriaWheelchair accessible3:50 AM
  • Madison / MorganWheelchair accessible3:50 AM
  • Madison / AberdeenWheelchair accessible3:51 AM
  • Madison / RacineWheelchair accessible3:52 AM
  • Madison / ThroopWheelchair accessible3:53 AM
  • Madison / LoomisWheelchair accessible3:53 AM
  • Madison / LaflinWheelchair accessible3:54 AM
  • Madison / AshlandWheelchair accessible3:54 AM
  • Madison / PaulinaWheelchair accessible3:54 AM
  • Madison / WoodWheelchair accessible3:55 AM
  • Madison / United Center (1900 W)Wheelchair accessible3:55 AM
  • Madison / DamenWheelchair accessible3:55 AM
  • Madison / HoyneWheelchair accessible3:56 AM
  • Madison / LeavittWheelchair accessible3:56 AM
  • Madison / OakleyWheelchair accessible3:57 AM
  • Madison / WesternWheelchair accessible3:57 AM
  • Madison / CampbellWheelchair accessible3:58 AM
  • Madison / TalmanWheelchair accessible3:58 AM
  • Madison / WashtenawWheelchair accessible3:59 AM
  • Madison / CaliforniaWheelchair accessible3:59 AM
  • Madison / FranciscoWheelchair accessible4:00 AM
  • Madison / SacramentoWheelchair accessible4:00 AM
  • Madison / AlbanyWheelchair accessible4:01 AM
  • Madison / KedzieWheelchair accessible4:01 AM
  • Madison / SpauldingWheelchair accessible4:02 AM
  • Madison / HomanWheelchair accessible4:02 AM
  • Madison / St. LouisWheelchair accessible4:03 AM
  • Madison / Central ParkWheelchair accessible4:04 AM
  • Madison / HamlinWheelchair accessible4:05 AM
  • Madison / SpringfieldWheelchair accessible4:05 AM
  • Madison / PulaskiWheelchair accessible4:06 AM
  • Madison / KarlovWheelchair accessible4:07 AM
  • Madison / KeelerWheelchair accessible4:08 AM
  • Madison / KildareWheelchair accessible4:08 AM
  • Madison / KostnerWheelchair accessible4:09 AM
  • Madison / KilbournWheelchair accessible4:09 AM
  • Madison / KentonWheelchair accessible4:10 AM
  • Madison / KilpatrickWheelchair accessible4:10 AM
  • Madison / CiceroWheelchair accessible4:11 AM
  • Madison / LamonWheelchair accessible4:12 AM
  • Madison / LavergneWheelchair accessible4:12 AM
  • Madison / LeclaireWheelchair accessible4:13 AM
  • Madison / LaramieWheelchair accessible4:14 AM
  • Madison / LockwoodWheelchair accessible4:14 AM
  • Madison / LongWheelchair accessible4:15 AM
  • Madison / LotusWheelchair accessible4:16 AM
  • Madison / CentralWheelchair accessible4:16 AM
  • Madison / ParksideWheelchair accessible4:17 AM
  • Madison / WallerWheelchair accessible4:17 AM
  • Madison / MenardWheelchair accessible4:18 AM
  • Madison / MayfieldWheelchair accessible4:18 AM
  • Madison / AustinWheelchair accessible4:19 AM
  • Madison / Austin TerminalWheelchair accessible4:20 AM
  • CTA Madison map

    CTA bus 20 route map

    The CTA bus 20 - Madison route map is shown above. The route map shows you an overview of all the stops served by the CTA bus 20 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 20 bus is approaching your stop.

    See the detailed route map

    CTA bus 20 Service Alerts

    Open the Transit app to see more information about any active disruptions that may impact the bus 20 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 20 bus Service Frequency

    The next 20 bus leaves Washington / State at 3:40 AM, and arrives at Madison / Austin Terminal at 4:20 AM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

    See all departures

    CTA 20 bus On-Time Performance

    75 % on time

    75% of riders report that the CTA 20 bus arrived on time on their previous trip. In the past 30 days, 119 riders reported on the on-time performance of the 20 bus. Compared to other CTA lines, the 20 bus is ranked 36 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 20 by opening the Transit app.

    See all on-time performance details

    CTA bus 20 FAQ

    Other CTA bus schedules, routes and maps

    Other transit modes in Chicago

    Never miss the bus again. Download Transit.