The invention discloses a six-phase-sequence-impedance-based distance protection measurement method of double-circuit lines on the same pole. Two circuit lines are viewed as a whole body. Six single-phase ground impedance measuring elements, six interphase impedance measuring elements and six interline impedance measuring elements are formed by three voltages and six currents in the two circuit lines on the side of the whole body. Totally eighteen measuring impedances are formed. The measurement equation of the distance protection measuring method is as shown as the accompanying drawing, wherein UIAu, UIBu, UICu, UIIAu, UIIBu and UIICu respectively denote voltage drops of A, B and C on the unit length of a circuit line I and a circuit line II, ZS denotes line self-impedance, Zp denotes interphase mutual impedance of the same line, ZM denotes interline mutual impedance, L denotes line length, iIA, iIB, iIC, iIIA, iIIB and iIIC respectively denote A, B and C phase currents, and delta denotes interline zero-sequence mutual inductance compensation coefficient.