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Transit Data for Northeastern Illinois

Welcome to the RTAMS (Regional Transportation Authority Mapping and Statistics) website, a collection of tools for accessing extensive data resources about the six-county metropolitan Chicago region’s transit system developed and maintained by the Regional Transportation Authority (RTA).

For more information, see the About page.

RTA COVID-19 Transit Data Hub

The Regional Transportation Authority (RTA) has launched a new online dashboard with information about the effects of the COVID-19 pandemic on the region’s transit network.The dashboard includes ridership data, service changes, and financial information including farebox revenue and sales tax receipts for recent months.

Download the data sets behind this dashboard here