Disclosed is a bumper structure equipped with an inner plate (42) in a hollow section (41) formed by a bumper beam (15) and a safety plate (16). The safety plate (16) comprises a top plate (35), a bottom plate (36), and a load input plate (37) connecting both. The inner plate (42) comprises a mounted section (46) that is mounted to the bumper beam (15), a leg section (48) that continues from the mounted section (46) and extends downward, a back support section (51) that continues from the leg section (48) and is approximately parallel to the top plate (35), and a load input flange (52) that continues from the back support section (51).