Irving Park-O'Hare Blue Line View Schedule on CTA Website View Full System Map Irving Park-O'Hare - Average Ridership by Type of Day for September JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember Chart JSON If this is blank, your library will need to implement code in your JavaScript. Please see the README.md. Related Jurisdictions Council of Mayors Chicago Chicago Ward Ward 45 Jim Gardiner County Cook Illinois House District 19 Lindsey LaPointe Illinois Senate District 10 Robert Martwick Municipality Chicago US Congressional District 5 Mike Quigley