Chicago Transit Authority

CTA GTFS Schedule Feed

CTA publishes a GTFS (General Transit Feed Specification) schedule feed covering the physical layout, stop locations, and static schedules for the entire CTA bus and L train system. The feed is a downloadable ZIP archive that conforms to the GTFS reference and is updated when CTA service changes.

GitHub

Documentation

📖
Documentation
https://www.transitchicago.com/developers/gtfs/

Other Resources

🔗
Feed
https://www.transitchicago.com/downloads/sch_data/google_transit.zip
🔗
DataGov
https://catalog.data.gov/dataset/cta-system-information-developer-tool-gtfs-data
🔗
Transitland
https://www.transit.land/feeds/f-dp3-cta
🔗
ChicagoDataPortal
https://data.cityofchicago.org/Transportation/CTA-System-Information-Developer-Tool-GTFS-Data/sp6w-yusg

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/gtfs-feed"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

API entry from apis.yml

apis.yml Raw ↑ 
aid: chicago-transit-authority:gtfs-feed
name: CTA GTFS Schedule Feed
description: CTA publishes a GTFS (General Transit Feed Specification) schedule feed covering the physical
  layout, stop locations, and static schedules for the entire CTA bus and L train system. The feed is
  a downloadable ZIP archive that conforms to the GTFS reference and is updated when CTA service changes.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://www.transitchicago.com/developers/gtfs/
baseURL: https://www.transitchicago.com/downloads/sch_data/google_transit.zip
tags:
- GTFS
- Schedule
- Static
- Transit
properties:
- type: Documentation
  url: https://www.transitchicago.com/developers/gtfs/
- type: Feed
  url: https://www.transitchicago.com/downloads/sch_data/google_transit.zip
- type: DataGov
  url: https://catalog.data.gov/dataset/cta-system-information-developer-tool-gtfs-data
- type: Transitland
  url: https://www.transit.land/feeds/f-dp3-cta
- type: ChicagoDataPortal
  url: https://data.cityofchicago.org/Transportation/CTA-System-Information-Developer-Tool-GTFS-Data/sp6w-yusg