A pressure sensor comprising: a first insulating base material; a second insulating base material disposed with a space interposed between itself and the first insulating base material; a pressure-sensitive conductor formed on an entire surface of the first insulating base material on the second insulating base material side; a first electrode pattern (21A, 21C, 21E, 21G, 211, 21K, 21M, 210, 21Q) formed on a surface of the second insulating base material on the first insulating base material side, the first electrode pattern (21A, 21C, 21E, 21G, 211, 21K, 21M, 210, 21Q) including a plurality of first electrodes, a first interconnecting section having a first end and extending to connect first end portions of the plurality of first electrodes, and a first wiring section (35, 35A-35G) extending from the first end of the first interconnecting section; and a second electrode pattern (21B, 21D, 21F, 21H, 21J, 21L, 21N, 21P; 21R) formed on a surface of the second insulating base material on the first insulating base material side, the second electrode pattern (21B, 21D, 21F, 21H, 21J, 21L, 21N, 21P; 21R) including a plurality of second electrodes arranged alternately with the first electrodes, a second interconnecting section extending to connect first end portions of the plurality of second electrodes and having a first end and a second end disposed at a diagonal position with respect to the first end of the first interconnecting section, characterized in that the second electrode pattern (21B, 21D, 21F, 21H, 21J, 21L, 21N, 21P; 21R) has a second wiring section (45, 45A-45G) extending from the second end of the second interconnecting section parallel to the second interconnecting section toward the first end of the second interconnecting section, wherein the second wiring section (45, 45A-45G) extends so that a conduction path resistance between an output terminal of the first wiring section (35, 35A-35G) and an output terminal of the second wiring section (45, 45A-45G) is substantially equal in any combination of the first electrode and the second electrode, when adjacent first electrode and second electrode conduct with each other via the pressure-sensitive conductor. a first insulating base material; a second insulating base material disposed with a space interposed between itself and the first insulating base material; a pressure-sensitive conductor formed on an entire surface of the first insulating base material on the second insulating base material side; a first electrode pattern (21A, 21C, 21E, 21G, 211, 21K, 21M, 210, 21Q) formed on a surface of the second insulating base material on the first insulating base material side, the first electrode pattern (21A, 21C, 21E, 21G, 211, 21K, 21M, 210, 21Q) including a plurality of first electrodes, a first interconnecting section having a first end and extending to connect first end portions of the plurality of first electrodes, and a first wiring section (35, 35A-35G) extending from the first end of the first interconnecting section; and a second electrode pattern (21B, 21D, 21F, 21H, 21J, 21L, 21N, 21P; 21R) formed on a surface of the second insulating base material on the first insulating base material side, the second electrode pattern (21B, 21D, 21F, 21H, 21J, 21L, 21N, 21P; 21R) including a plurality of second electrodes arranged alternately with the first electrodes, a second interconnecting section extending to connect first end portions of the plurality of second electrodes and having a first end and a second end disposed at a diagonal position with respect to the first end of the first interconnecting section,