CTA
Cook County, Illinois, United States
GTFS and GTFS Realtime feed. Reachability: Up since 2026-10-21.
Feed URLs
- GTFS Schedule
- https://www.transitchicago.com/downloads/sch_data/google_transit.zip (Up)
- Vehicle positions
- https://transitdata.transitchicago.com/GtfsRealtime/VehiclePositions.pb (Up)
- Trip updates
- https://transitdata.transitchicago.com/GtfsRealtime/TripUpdates.pb (Up)
- Service alerts
- https://transitdata.transitchicago.com/GtfsRealtime/ServiceAlerts.pb (Up)
- Schedule size: 51,360,701 bytes
- Schedule last modified: 2026-11-10