The invention relates to an avoidance judgment method and apparatus for emergency vehicles at an intersection, and a medium. The method comprises that: a road image is obtained in advance; the image is processed to obtain the position of a solid line, and the position is calibrated; a vehicle coming direction road video is shot and stored; video frames are extracted, vehicle detection is carried out on the road image through a target detection technology based on deep learning, and meanwhile, emergency vehicles needing to be avoided are identified; according to the relative positions in the same lane, whether the target vehicle possibly avoids the emergency vehicle is judged; if yes, the image is transformed into a top view by using inverse projection transformation; whether line pressing occurs or not is judged; if yes, illegal line pressing can be judged, and then avoidance judgment is carried out; and if yes, license plate recognition is carried out, and information is uploaded to execute violation record clearing. According to the invention, the efficiency of violation appeal work of avoiding the emergency vehicle can be improved, a guarantee is provided for a driver of the avoiding vehicle, and the initiative of avoiding the emergency vehicle can be improved.