The Indianapolis Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. states of Ohio and Indiana. The line runs from Hamilton, Ohio (north of Cincinnati) west to Indianapolis, Indiana along a former Baltimore and Ohio Railroad line.
The east end of the Indianapolis Subdivision is at the end of a branch of the Cincinnati Terminal Subdivision, near the south end of the Toledo Subdivision. Its west end is just east of downtown Indianapolis at the Indianapolis Terminal Subdivision.
- CSX Timetables: Indianapolis Subdivision (Louisville Division)
- CSX Timetables: Indianapolis Subdivision (Great Lakes Division)
- compiled by Jim Blount, An Index to Butler County Place Names: Junction Railroad, as of June 25, 2005