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Local Agencies and Departments of Transportation
Active Transportation Alliance
a coalition of people working to make biking, walking and transit safe and easy options for getting around the Chicago area
Chicago Department of Transportation
Basic information regarding the city of Chicago's transportation systems.
Chicago Metropolitan Agency for Planning (CMAP)
CMAP is the comprehensive regional planning agency for metropolitan Chicago. Among other activities, CMAP prepares estimates of future traffic patterns at a variety of scales in support of regional transportation planning and capital programming activities. These projections are supported by a substantial regional travel demand modeling system and a large-scale travel survey program.
Illinois Department of Transportation
Includes information on Greater Chicago Metropolitan Area
Regional Transportation Authority (RTA)
The RTA oversees financial oversight, funding, and regional transit planning for the region’s transit operators or Service Boards: the Chicago Transit Authority (CTA), Metra and Pace Suburban Bus and Pace Americans with Disabilities Act (ADA) Paratransit.
Regional Plans, Partnerships, and Initiatives
City of Chicago Bike Map
The most recent Chicago bike map, plus an archive of Chicago bike maps dating back to 2013. From the Chicago Department of Transportation.
Information on the city's official bike share system, including a System Map.
Freight and Intermodal Facilities
Ports and Waterways
City of Chicago: Bridges, Viaducts, and Waterways
CDOT is responsible for more than 300 bridge and viaduct structures, including 37 operable movable bridges along the Chicago and Calumet rivers. Additionally, CDOT has jurisdiction over the Lake Michigan harbors, the Chicago River, the Calumet River and any of its tributaries. CDOT also maintains and monitors the series of freight tunnels beneath the Central Business District.
Illinois International Port District
Operator of several major port facilities within the City of Chicago
Chicago Transit Authority
Detailed information regarding the CTA, such as ridership statistics.
CTA Open Data
Open data from the CTA includes daily ridership, bus routes, bus stops, and more.
CTA Performance Metrics
Reports measure CTA’s performance in its six core areas of service: Ridership, On-Time, Efficient, Safe, Clean, and Courteous
CTA System Improvement Projects
Ongoing and recently completed projects on the CTA bus system and 'L"
Commuter rail service serving Chicago and the surrounding region.
Metra Operations and Ridership Data
On-Time performance reports, surveys, and ridership data from Metra
For more information on mode-specific research resources, consult the following guides: