A torque detection apparatus, comprising: a pair of detection coils (13a, 13b) configured to change impedances in opposite directions to each other depending on torque generated at a rotation shaft; a circuit board configured to detect output voltages from the pair of detection coils (13a, 13b), and to have a torque detection function of detecting the torque based on the output voltages; two electromagnetic yokes (15a, 15b) having cylindrical portions in which two coil bobbins are fit and held, respectively; and a yoke cover configured to be press-fit into inner diameters of the cylindrical portions of the two electromagnetic yokes (15a, 15b) at a position interposed by the two electromagnetic yokes (15a, 15b) facing each other in an axial direction; two coil bobbins having a reel shape, around which one of the coils of the pair of detection coils (13a, 13b) is wound, respectively; a board side connector mounted on the circuit board; coil side terminals formed at the coil bobbins and connected with a tip portion and a termination portion respectively of each of the pair of detection coils (13a, 13b); and a coil side connector formed at each of the two coil bobbins capable of establishing an electrical connection by being directly connected with the board side connector; characterized in that the coil side connector has a terminal attachment portion formed at an end portion of a side face of each of the two coil bobbins and having terminals to which a tip portion and a termination portion of one of the pair of detection coils (13a, 13b) are attached, respectively; and the torque detection apparatus having a movement regulation portion configured to regulate a movement in the axial direction of the terminal attachment portion with respect to the two coil bobbins facing each other. a pair of detection coils (13a, 13b) configured to change impedances in opposite directions to each other depending on torque generated at a rotation shaft; a circuit board configured to detect output voltages from the pair of detection coils (13a, 13b), and to have a torque detection function of detecting the torque based on the output voltages; two electromagnetic yokes (15a, 15b) having cylindrical portions in which two coil bobbins are fit and held, respectively; and a yoke cover configured to be press-fit into inner diameters of the cylindrical portions of the two electromagnetic yokes (15a, 15b) at a position interposed by the two electromagnetic yokes (15a, 15b) facing each other in an axial direction; two coil bobbins having a reel shape, around which one of the coils of the pair of detection coils (13a, 13b) is wound, respectively; a board side connector mounted on the circuit board; coil side terminals formed at the coil bobbins and connected with a tip portion and a termination portion respectively of each of the pair of detection coils (13a, 13b); and a coil side connector formed at each of the two coil bobbins capable of establishing an electrical connection by being directly connected with the board side connector; characterized in that the coil side connector has a terminal attachment portion formed at an end portion of a side face of each of the two coil bobbins and having terminals to which a tip portion and a termination portion of one of the pair of detection coils (13a, 13b) are attached, respectively; and the torque detection apparatus having a movement regulation portion configured to regulate a movement in the axial direction of the terminal attachment portion with respect to the two coil bobbins facing each other.