The Union Pacific NorthWest line runs from Ogilvie Transportation Center to Harvard, Illinois, with an additional branch to McHenry, Illinois. 39 trains run in each direction on weekdays, and 17 in each direction on Saturdays. On Sundays, there are 10 trains inbound and 11 trains outbound. Union Pacific will transfer ownership of the line fully to Metra in 2025, but the tracks will remain under ownership of Union Pacific.