A tricycle vehicle comprising: a body frame tiltable in a left-right direction of the vehicle; a front wheel portion including two front wheels (131L, 131R), being a left front wheel and a right front wheel, tiltable in the left-right direction of the vehicle along with the body frame; a rear wheel tiltable in the left-right direction of the vehicle along with the body frame; a seat including a seating surface on which a driver sits, the seating surface being at least partially disposed behind a rotation center of the front wheel portion and forward of a rotation center of the rear wheel in a front-rear direction of the body frame; a floor portion that includes a floor surface for the driver seated on the seat to put his/her feet on; a power unit held by the body frame, the power unit being configured to generate driving force of the rear wheel; a handlebar including a left grip disposed on the left in the left-right direction of the vehicle and a right grip disposed on the right in the left-right direction of the vehicle, the handlebar being configured to make a direction of the front wheel portion changeable; a center stand including a left grounding portion disposed on the left in the left-right direction of the vehicle and a right grounding portion disposed on the right in the left-right direction of the vehicle, the center stand being supported by the body frame so as to be turnable relative to the body frame and being configured to turn relative to the body frame to be switchable between a use position in which the left and the right grounding portions (192L, 192R) are grounded, and a retracted position in which the left and the right grounding portions (192L,192R) are off the ground; and a pedal that causes the center stand to turn from the retracted position to the use position by application of a load to the pedal, wherein the center stand is configured to be switchable from the retracted position to the use position by application of a load to the pedal and application of a rearward force to the left and the right grips (168L, 168R) of the handlebar, characterized in that in the retracted position, only the pedal of the center stand is disposed outside of the floor portion and the left and the right grounding portions (192L, 192R) are disposed inside of the floor portion in the left-right direction of the body frame. a body frame tiltable in a left-right direction of the vehicle; a front wheel portion including two front wheels (131L, 131R), being a left front wheel and a right front wheel, tiltable in the left-right direction of the vehicle along with the body frame; a rear wheel tiltable in the left-right direction of the vehicle along with the body frame; a seat including a seating surface on which a driver sits, the seating surface being at least partially disposed behind a rotation center of the front wheel portion and forward of a rotation center of the rear wheel in a front-rear direction of the body frame; a floor portion that includes a floor surface for the driver seated on the seat to put his/her feet on; a power unit held by the body frame, the power unit being configured to generate driving force of the rear wheel; a handlebar including a left grip disposed on the left in the left-right direction of the vehicle and a right grip disposed on the right in the left-right direction of the vehicle, the handlebar being configured to make a direction of the front wheel portion changeable; a center stand including a left grounding portion disposed on the left in the left-right direction of the vehicle and a right grounding portion disposed on the right in the left-right direction of the vehicle, the center stand being supported by the body frame so as to be turnable relative to the body frame and being configured to turn relative to the body frame to be switchable between a use position in which the left and the right grounding portions (192L, 192R) are grounded, and a retracted position in which the left and the right grounding portions (192L,192R) are off the ground; and a pedal that causes the center stand to turn from the retracted position to the use position by application of a load to the pedal, wherein the center stand is configured to be switchable from the retracted position to the use position by application of a load to the pedal and application of a rearward force to the left and the right grips (168L, 168R) of the handlebar, characterized in that in the retracted position, only the pedal of the center stand is disposed outside of the floor portion and the left and the right grounding portions (192L, 192R) are disposed inside of the floor portion in the left-right direction of the body frame.