Athletics at the 2004 Summer Paralympics included 17 events for men and 15 events for women, in 5 disciplines. Athletes competed in one of four disability categories:
Blind or visually impaired athletes – Sport classes 11 to 13.
Athletes with cerebral palsy – Sport classes 32 to 34 (wheelchair) and 35 to 38 (standing)
Amputee and les autres athletes – Sport classes 40 (dwarfism) and 42 to F46 (standing amputees).
Wheelchair athletes – Sport classes 51 to 54 (track events) and 51 to 58 (field events).