Harlem (Blue Line - O'Hare) station ridership increased by 76.7 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
Oak Park (Green Line - Lake Street) station ridership increased by 103.7 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
35-Bronzeville-IIT station ridership increased by 88.7 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
North/Clybourn station ridership increased by 97.4 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
Vincennes/111th ridership increased by 47.7 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
18th station ridership increased by 92.2 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
Cumberland station ridership increased by 95 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
Ashland Express ridership increased by 44.3 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.
Halsted (Orange Line) station ridership increased by 92 percent during December 2021 compared to the previous year, according to the Chicago Transportation Authority.