Stabilizer support structure

A stabilizer support structure includes a suspension member in which a side rail portion configured along the front-rear direction and a cross-member portion configured along the vehicle width direction are formed integrally, the suspension member including: an upper suspension member that configures an upper portion with respect to a vehicle vertical direction of the suspension member, the upper suspension member including a first fastening portion at which a bracket is fastened at an intersection portion between the side rail portion and the cross-member portion, the bracket supporting a rod-shaped stabilizer having a length direction in the vehicle width direction, and a lower suspension member that configures a lower portion with respect to the vehicle vertical direction of the suspension member, the lower suspension member forming a closed cross section portion with the upper suspension member; and a reinforcing member that is joined to both the upper suspension member and the lower suspension member ins