The Chicago Transit Authority (CTA) operates the nation's second-largest public transportation system, serving the City of Chicago and 35 surrounding suburbs. Established as an independent governmental agency in 1947, the CTA consolidated the city's private rapid transit and streetcar companies into a unified public service. Today, it provides approximately 1.5 million rides on an average weekday, playing a critical role in the region's mobility and economic vitality. The agency's extensive network connects people, jobs, and communities through a comprehensive system of buses and elevated trains, widely known as the 'L'.
The CTA's infrastructure includes over 1,800 buses operating across more than 120 routes and a rapid transit system with eight distinct lines serving 145 stations. Notably, Chicago is one of the few cities globally to offer direct rail service to two major international airports, O'Hare and Midway. The agency is governed by the Chicago Transit Board and is committed to delivering quality, affordable, and reliable transit services. In recent years, the CTA has focused on modernization efforts, including the rehabilitation of stations, the acquisition of new rail cars and buses, and the implementation of advanced technologies to enhance the rider experience.
As a major regional employer, the CTA oversees a workforce of more than 10,000 employees across various disciplines, from operations and maintenance to administration and technology. The agency continues to innovate with initiatives such as the Red and Purple Modernization Program and the transition towards an all-electric bus fleet. Through its strategic investments and operational excellence, the Chicago Transit Authority remains a vital component of the metropolitan area's transportation infrastructure, ensuring accessible and efficient travel for millions of residents and visitors annually.