In the title compound, C(7)H(6)ClNO(2), the nitro group is almost coplanar with the aromatic ring [dihedral angle = 2.9 (2)°], but the Cl atom deviates from the ring plane by 1.129 (1) Å. In the crystal, mol-ecules are linked by weak C-H⋯O inter-actions to generate chains.