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    CTA - List of CTA Datasets

    Chicago Transit AuthorityUpdated 17 May 2017

    This lists datasets published by CTA in the City of Chicago Data Portal.

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    • SODA API
  2. Socrata networkLive preview

    CTA - Ridership - Daily Boarding Totals

    Chicago Transit AuthorityUpdated 28 Oct 2026

    This dataset shows systemwide boardings for both bus and rail services provided by CTA, dating back to 2001 …

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    • JSON
    • SODA API
  3. Socrata networkLive preview

    CTA - System Information - List of 'L' Stops

    Chicago Transit AuthorityUpdated 19 Nov 2025

    This list of 'L' stops provides location and basic service availability information for each place on the CTA …

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    • JSON
    • SODA API
  4. Socrata networkLive preview

    CTA - Ridership - 'L' Station Entries - Daily Totals

    Chicago Transit AuthorityUpdated 28 Oct 2026

    This list shows daily totals of ridership, by station entry, for each 'L' station dating back to 2001 …

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    • JSON
    • SODA API
  5. Socrata networkLive preview

    CTA - Ridership - Bus Routes - Daily Totals by Route

    Chicago Transit AuthorityUpdated 28 Oct 2026

    This dataset shows total daily ridership on a per-route basis dating back to 2001. Daytypes are as …

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    • JSON
    • SODA API
  6. Socrata networkLive preview

    CTA - Ridership - Annual Boarding Totals

    Chicago Transit AuthorityUpdated 15 May 2026

    This dataset gives annual ridership totals dating to the mid-1980s. Numbers are presented in boardings (see attached …

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    • JSON
    • SODA API
  7. Socrata networkLive preview

    CTA - Ridership - Avg. Weekday Bus Stop Boardings in October 2012

    Chicago Transit AuthorityUpdated 20 Dec 2012

    This dataset shows approximate, average, weekday boardings by bus stop from the month of October 2012.

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    • SODA API
  8. Socrata networkLive preview

    CTA - Ridership - Bus Routes - Monthly Day-Type Averages & Totals

    Chicago Transit AuthorityUpdated 28 Oct 2026

    … or Sunday/Holiday) and monthly totals for all CTA bus routes, back to 2001. See attached readme file …

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    • SODA API
  9. Socrata networkLive preview

    CTA - Ridership - 'L' Station Entries - Monthly Day-Type Averages & Totals

    Chicago Transit AuthorityUpdated 28 Oct 2026

    This dataset lists monthly station entry averages, by day type (Weekday, Saturday or Sunday/Holiday), as well as …

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    • JSON
    • SODA API
  10. Socrata networkLive preview

    CTA - System Information - Bus Stop Locations in Digital Sign Project

    data.cityofchicago.orgUpdated 11 Mar 2016

    This dataset shows bus stops in shelters and at CTA rail stations which have digital signs added to …

    • CSV
    • JSON
    • SODA API
  11. Socrata networkLive preview

    CTA - List of Fare Media Sales Outlets (deprecated August 2014)

    data.cityofchicago.orgUpdated 14 Oct 2013

    List of physical locations where fare media were sold through approximately July 2014, prior to the implementation of …

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    • JSON
    • SODA API
  12. Socrata networkLive preview

    CTA_BusStops

    Chicago Transit AuthorityUpdated 16 Jun 2022

    Map representing locations of CTA bus stops.

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    • JSON
    • SODA API
  13. Socrata networkLive preview

    CTA - Bus Routes

    City of ChicagoUpdated 8 Jan 2025

    Lines representing CTA bus routes. This dataset is in a format for spatial datasets that is inherently tabular …

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    • JSON
    • SODA API
  14. Socrata networkLive preview

    CTA - 'L' (Rail) Stations

    City of ChicagoUpdated 16 Aug 2024

    Points representing the locations of CTA rail stations. This dataset is in a format for spatial datasets that …

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    • JSON
    • SODA API
  15. Socrata networkLive preview

    CTA - 'L' (Rail) Lines

    City of ChicagoUpdated 23 Jul 2024

    Lines representing approximately where the CTA rail lines are. This dataset is in a format for spatial datasets …

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    • JSON
    • SODA API
  16. Socrata networkLive preview

    CTA - Performance - Unscheduled Days Off

    data.cityofchicago.orgUpdated 15 Feb 2012

    This report shows unscheduled absences for bargained for employees in the CTA’s Rail and Bus divisions. Unscheduled …

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    • JSON
    • SODA API
  17. Socrata networkLive preview

    CTA - Performance - Bus Runs Held Due to Absenteeism (2011, Jan-Aug)

    Chicago Transit AuthorityUpdated 5 Oct 2011

    This dataset shows bus runs held unfulfilled as a result of absenteeism. Absent, in this context, indicates unscheduled …

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    • JSON
    • SODA API
  18. Socrata networkLive preview

    CTA_Ventra

    Chicago Transit AuthorityUpdated 6 Jul 2015

    Ventra Retail Sales Outlets

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    • SODA API
  19. Socrata networkLive preview

    CTA_Ventra

    Chicago Transit AuthorityUpdated 6 Jul 2015

    Ventra Retail Sales Locations

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    • SODA API
  20. Socrata networkLive preview

    CTA_STATUTORY

    Chicago Transit AuthorityUpdated 27 Sept 2017

    CTA's statutory service area is defined in the Metropolitan Transit Authority Act of 1945 (70 ILCS 3605 …

    • CSV
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    • SODA API
“cta” datasets · Open Data Finder