You may wish to consider the following for planning your race weekend travel to Indianapolis Motor Speedway:
On Race Day, shuttles will be runnning from 4 separate locations around Indianapolis to the circuit, these can be purchased in advance or at the point of departure.
The closest train station to the circuit is the Indianapolis Amtrak Station (4.7 Miles).
The interactive map below shows the location of Indianapolis Motor Speedway. Use the controls to view the circuit as a traditional map or as satellite images, move around, and zoom in and out.