A cover module of a charging port for an electric vehicle includes a panel coupling body comprising a charging housing fixed to an inner panel of a vehicle body of the electric vehicle to form a mounting hole, and a side outer coupled to face the inner panel fixed to the charging housing so that the mounting hole formed by the charging housing and the inner panel is maintained, and a cover main body formed in a shape corresponding to the mounting hole, provided with a plurality of hooks along an edge thereof to cover the mounting hole, and coupled to the panel coupling body by the hooks.