A steering control device for use with a steering device of a vehicle having a steering wheel, a steering shaft that is connected to the steering wheel and an actuator for generating torque for carrying out assist control and damping control, the steering control device transmitting rotation torque of the steering shaft to a turning device, the steering control device comprising: a steering angle detection unit that is configured to detect a steering angle of the steering shaft during the steering operation of a steering wheel performed by a driver; a corrected steering angle calculation unit that is configured to calculate a corrected steering angle by nonlinearly correcting the steering angle detected by the steering angle detection unit in accordance with a steering characteristic of the vehicle; a first steering parameter calculation unit that is configured to calculate the product of a steering angular velocity of the steering shaft and a steering torque of the steering shaft during the steering operation as a first steering parameter; a second steering parameter calculation unit that is configured to calculate the product of the corrected steering angle and a time differential value of the steering torque during the steering operation as a second steering parameter; a steering power calculation unit that is configured to calculate a steering power, relating to a power of a steering operation, showing a steering type of the driver with respect to the steering wheel by summing the product of a first vehicle speed gain and the first steering parameter with the product of a second vehicle speed gain and the second steering parameter; and a control amount calculation unit that is configured to calculate a target control amount of the actuator of the steering device based on the steering power. a steering angle detection unit that is configured to detect a steering angle of the steering shaft during the steering operation of a steering wheel performed by a driver; a corrected steering angle calculation unit that is configured to calculate a corrected steering angle by nonlinearly correcting the steering angle detected by the steering angle detection unit in accordance with a steering characteristic of the vehicle; a first steering parameter calculation unit that is configured to calculate the product of a steering angular velocity of the steering shaft and a steering torque of the steering shaft during the steering operation as a first steering parameter; a second steering parameter calculation unit that is configured to calculate the product of the corrected steering angle and a time differential value of the steering torque during the steering operation as a second steering parameter; a steering power calculation unit that is configured to calculate a steering power, relating to a power of a steering operation, showing a steering type of the driver with respect to the steering wheel by summing the product of a first vehicle speed gain and the first steering parameter with the product of a second vehicle speed gain and the second steering parameter; and a control amount calculation unit that is configured to calculate a target control amount of the actuator of the steering device based on the steering power.