1. A vehicle vicinity monitoring apparatus for extracting an object in the vicinity of a vehicle from images obtained by a plurality of imaging units mounted on said vehicle, comprising: an image area setting unit for setting an image area used to detect an object therefrom in each of the images obtained by said imaging units; an object extracting unit for detecting an object in the image area set by said image area setting unit; and an image area correcting unit for correcting the image area set by said image area setting unit based on information with respect to the object detected by said object extracting unit.