Patent ID: 7810871

Claim:
A vehicle body side portion structure comprising: a pair of right and left roof side rails disposed along a vehicle anteroposterior direction on both sides of a roof reinforcement that extends along a vehicle width direction of a roof; and connection portions disposed with first flanges that extend substantially inward in the vehicle width direction from the roof side rails and second flanges that extend substantially outward in the vehicle width direction from longitudinal direction end portions of the roof reinforcement, the first and second flanges being flanges for bonding together the roof side rails and the roof reinforcement, with first fold portions being formed in the roof side rails in the vehicle width direction outside end portions of the first flanges and second fold portions being formed in the roof reinforcement in the vehicle width direction inside end portions of the second flanges, and with the first fold portions being disposed in a position higher in a vehicle vertical direction than the second fold portions, wherein the first and second flanges are superposed on, and joined together with terminal portions of a roof panel.