A vehicle heating system comprising: at least one seat heater; at least one foot radiation heater which is a heating device installed in an interior member within a passenger compartment opposed to the seat; a control device for controlling energization to the heating device and the seat heater, the vehicle heating system further comprises seat occupation detection sensors which are configured to detect occupants seated in a driver's seat and a front passenger's seat, wherein when only the driver's seat is detected as occupied, the control device is configured to set a relationship between making power Wf to the foot radiation heater and making power Ws to the seat heater such that Ws > Wf in a first heating mode; and after a predetermined length of time from the start of energization has elapsed, the control device is configured to set the relationship such that Ws < Wf in a second heating mode, whereby, in both modes, the total amount of making power to the foot radiation heater and the set heater is controlled so as not to surpass a predetermined amount; when both the driver's seat and the front passenger's seat are detected as occupied, the total making power is distributed equally between the driver's seat and the front passenger's seat, and the control device is configured to set a relationship between making power Wf to each of the foot radiation heaters and making power Ws to each of the seat heaters such that Ws > Wf in a first heating mode; and after the predetermined length of time from the start of energization has elapsed, the control device is configured to set the relationship such that Ws < Wf in a second heating mode, whereby, in both modes, the total amount of making power to each of the foot radiation heaters and each of the seat heaters is controlled so as not to surpass a predetermined amount. at least one seat heater; at least one foot radiation heater which is a heating device installed in an interior member within a passenger compartment opposed to the seat; a control device for controlling energization to the heating device and the seat heater, the vehicle heating system further comprises seat occupation detection sensors which are configured to detect occupants seated in a driver's seat and a front passenger's seat, wherein when only the driver's seat is detected as occupied, the control device is configured to set a relationship between making power Wf to the foot radiation heater and making power Ws to the seat heater such that Ws > Wf in a first heating mode; and after a predetermined length of time from the start of energization has elapsed, the control device is configured to set the relationship such that Ws < Wf in a second heating mode, whereby, in both modes, the total amount of making power to the foot radiation heater and the set heater is controlled so as not to surpass a predetermined amount; when both the driver's seat and the front passenger's seat are detected as occupied, the total making power is distributed equally between the driver's seat and the front passenger's seat, and the control device is configured to set a relationship between making power Wf to each of the foot radiation heaters and making power Ws to each of the seat heaters such that Ws > Wf in a first heating mode; and after the predetermined length of time from the start of energization has elapsed, the control device is configured to set the relationship such that Ws < Wf in a second heating mode, whereby, in both modes, the total amount of making power to each of the foot radiation heaters and each of the seat heaters is controlled so as not to surpass a predetermined amount.