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20 Madison

Bus route information

Owl (24-hour) service available
All CTA buses are accessible

Service description: See schedule for full details.

First bus/last bus

Spans of service below show when first bus departs terminal of origin through last bus departs terminal of origin. First and last buses reach mid-route stops later than these times-see schedule or use trip planner for specific times when service works for you.

Between Austin & Michigan
All times weekdays, All times Saturday, All times Sunday
Madison/Austin east to Randolph/Columbus
4:10a-8:25a & 1:50p-6:30p weekdays
Randolph/Columbus west to Madison/Austin
5:00a-9:35a & 2:45p-7:30p weekdays

(Precise hours of service may vary depending on where along the route you are.)

Service alerts

Current alerts 1
Temporary Bus Stop Change
Bus Stop Relocation

The NB #6, #134, #135, #136, EB #20 bus stop at the southeast corner of Wacker/Stetson will be temporarily discontinued.

 RSS Feed: #20 Madison Alerts

Route map

Route Map
System status snapshot
‘L’ route status
Red Line
Normal Service
Brown Line
Normal Service
Green Line
Normal Service
Orange Line
Normal Service
Pink Line
Normal Service
Purple Line
Normal Service
Yellow Line
Normal Service
Bus routes w/alerts
Elevator alerts