Editing Chicago Transit Authority (section)

{{Short description|Transit agency in Chicago, Illinois}}
{{About|the transit agency||Chicago Transit Authority (disambiguation)}}
{{Use mdy dates|date=June 2019}}
{{Infobox Bus transit
| name            = Chicago Transit Authority
|parent=[[Regional Transportation Authority (Illinois)|Regional Transportation Authority]]
| logo            = Chicago Transit Authority Logo.svg
| logo_size       = 150px
| image           = {{photo montage| photo1a=Green Line at 51st Street.jpg |photo2a=20120521 13 Canal St. near Madison St..jpg | spacing = 2
| color = transparent
| border = 0}}
| image_size      = 250px
| image_caption   = CTA services: "L" and bus
| founded         = {{start date and age|1947|10|1}}
| headquarters    = 567 West Lake Street, [[West Loop, Chicago|West Loop]], [[Chicago]], [[Illinois]]
| locale          = Chicago, Illinois & Suburbs
| service_type    = Bus and Rapid Transit
| routes          = Bus: 140,  Rail: 8
| fleet           = Bus: 1,879, Rail: 1,190
| annual_ridership = {{Unbulleted list
   | {{American transit ridership|IL Chicago CTA total annual}} (total, {{American transit ridership|annualdate}}){{American transit ridership|annualcitation}}
   | {{American transit ridership|IL Chicago CTA MB annual}} (bus, {{American transit ridership|annualdate}})
   | {{American transit ridership|IL Chicago CTA HR annual}} (rail, {{American transit ridership|annualdate}})
   }}
| ridership = {{Unbulleted list
   | {{American transit ridership|IL Chicago CTA total daily}} (total, {{American transit ridership|annualdate}}){{American transit ridership|dailycitation}}
   | {{American transit ridership|IL Chicago CTA MB daily}} (bus, {{American transit ridership|annualdate}})
   | {{American transit ridership|IL Chicago CTA HR daily}} (rail, {{American transit ridership|annualdate}})
   }}
| fuel_type       = [[Diesel fuel|Diesel]], [[Diesel-electric transmission|Diesel-electric]] hybrid, Electric-Drive Motor/Battery
| ceo             = Nora Leerhsen<ref>{{Cite web|url=https://www.cbsnews.com/chicago/news/nora-leerhsen-acting-cta-president/|title=Longtime CTA chief of staff Nora Leerhsen to take over as acting president when Dorval Carter Jr. retires - CBS Chicago|first1=Adam|last1=Harrington|first2=Darius|last2=Johnson|date=January 16, 2025|website=www.cbsnews.com}}</ref>
| website         = {{official URL}}
}}

The '''Chicago Transit Authority''' ('''CTA''') is the operator of [[public transport|mass transit]] in [[Chicago]], Illinois, United States, and some of its [[suburbs]], including the trains of the [[Chicago "L"]] and [[List of Chicago Transit Authority bus routes|CTA bus service]]. In {{American transit ridership|annualdate}}, the system had a ridership of {{American transit ridership|IL Chicago CTA total annual}}, or about {{American transit ridership|IL Chicago CTA total daily}} per weekday as of {{American transit ridership|dailydateasof}}.

The CTA is an [[Illinois]] [[Government agency|independent governmental agency]]<ref>{{cite web|title=CTA Facts at a Glance|url=http://www.transitchicago.com/about/facts.aspx|access-date=October 20, 2014|publisher=Chicago Transit Authority|location=[[Chicago]]}}</ref> that started operations on October 1, 1947, upon the purchase and combination of the transportation assets of the [[Chicago Rapid Transit Company]] and the [[Chicago Surface Lines]] streetcar system. In 1952, CTA purchased the assets of the [[Chicago Motor Coach Company]], which was under the control of [[Yellow Cab Company]] founder [[John D. Hertz]], resulting in a fully unified system. Today, the CTA is one of the three service boards financially supported by the [[Regional Transportation Authority (Illinois)|Regional Transportation Authority]] and CTA service connects with the commuter rail [[Metra]], and suburban bus and regional [[paratransit]] service, [[Pace (transit)|Pace]].