A liquid cartridge (30, 230) configured to be inserted in a frontward direction in an intended use into a cartridge-receiving section, the liquid cartridge comprising: a cartridge body (61, 261) accommodating a reservoir configured to store liquid therein, the reservoir being deformable; a liquid-supply part provided on the cartridge body (61, 261) and configured to allow the liquid stored in the reservoir to flow out therefrom; a movable member (63, 263) movably supported by the cartridge body (61, 261) and including a detected part (133, 243) subject to external detection, the detected part (133, 243) being movable from a first position, to a second position rearward of the first position, and to a third position rearward of the second position in the frontward direction; an urging member (135, 242) provided on the movable member (63, 263), the urging member (135, 242) being resiliently deformable and movable between a non-deformed state and a deformed state, the urging member (135, 242) in the deformed state being deformed to generate an urging force to urge the detected part (133, 243) toward the third position; and a contact member provided at a surface of the reservoir and configured to contact the movable member (63, 263), the contact member in contact with the movable member (63, 263) restricting the detected part (133, 243) at the second position from moving to the third position, a front wall, the liquid supply part being provided on the front wall; a rear wall positioned to be separated from the front wall; and an upper wall connecting between the front wall and the rear wall, characterized in that the detected part (133, 243) at the first position and at the second position is positioned higher relative to the cartridge body (61, 261) in an upward direction perpendicular to the frontward direction, and the detected part (133, 243) at the first position and at the second position being positioned higher relative to the upper wall of the cartridge body (61, 261). a cartridge body (61, 261) accommodating a reservoir configured to store liquid therein, the reservoir being deformable; a liquid-supply part provided on the cartridge body (61, 261) and configured to allow the liquid stored in the reservoir to flow out therefrom; a movable member (63, 263) movably supported by the cartridge body (61, 261) and including a detected part (133, 243) subject to external detection, the detected part (133, 243) being movable from a first position, to a second position rearward of the first position, and to a third position rearward of the second position in the frontward direction; an urging member (135, 242) provided on the movable member (63, 263), the urging member (135, 242) being resiliently deformable and movable between a non-deformed state and a deformed state, the urging member (135, 242) in the deformed state being deformed to generate an urging force to urge the detected part (133, 243) toward the third position; and a contact member provided at a surface of the reservoir and configured to contact the movable member (63, 263), the contact member in contact with the movable member (63, 263) restricting the detected part (133, 243) at the second position from moving to the third position, a front wall, the liquid supply part being provided on the front wall; a rear wall positioned to be separated from the front wall; and an upper wall connecting between the front wall and the rear wall, characterized in that the detected part (133, 243) at the first position and at the second position is positioned higher relative to the cartridge body (61, 261) in an upward direction perpendicular to the frontward direction, and the detected part (133, 243) at the first position and at the second position being positioned higher relative to the upper wall of the cartridge body (61, 261).