Abstract: A pedal mounting structure which includes a pedal arm (3) including a pedal (2); a supporting unit (5, 6) pivotally supporting the pedal arm (3) as turnable in accordance with a stepping operation onto the pedal (2); and a first fixture (8) and a second fixture (9) for fitting the supporting unit (5, 6) to a vehicle body (10). The second fixture (9) is provided in a position closer to the pedal (2) than the first fixture (8), and is fitted to a portion having a smaller deformation upon a collision of a vehicle than a portion to which the first fixture (8) is fitted.