GRANGER, Ind. (AP): The cost of driving on the Indiana Toll Road is going up for motorists not using transponders to pay. ITR Concession Company says the cost of traveling the length of the Toll Road for two-axle, non-commercial vehicles will increase to $9.70 on July 1st, up from $9.40. For drivers using the E-ZPass transponder, the cost will remain $4.65.