The invention provides a vehicle body structure, which is used to guarantee strength of a bending part and simplify a welding structure of a bonding part. In a vehicle body structure 1, a front pillar 2 is used to form a vehicle top side beam 4 by a bending part 3, and the vehicle top side beam 4 is used to form a middle pillar 5 by the bonding part 31, and in addition, the front pillar 2 is provided with a front pillar inner member 6 and a front pillar reinforced plate 7. The front pillar reinforced plate 7 is extended along to the vehicle top side beam 4 to the middle pillar 5, and is combined with the middle pillar inner member 9.