The invention relates to an ultrasonic sensor device (1) for a motor vehicle, comprising an ultrasonic sensor (7) which comprises a crucible-shaped membrane (6) for emitting and/or capturing ultrasonic signals, and a sensor housing (10), a reinforcement element (3) arranged about the membrane (6), and a maintaining element (4) which is designed to maintain the sensor housing (10) on a rear side of a lining part of the motor vehicle, said reinforcement element (3) and the holding element (4) are designed as a single piece made from a uniform material.