PROBLEM TO BE SOLVED: To provide an electric bush cutter having high operability and excellent load balance.SOLUTION: An electric working machine includes: an electric motor 2 at a rear end a handle 6 that has a reaping blade 29 rotatably at a tip end via a power transmission shaft 12 in an operating rod 4, supports a loop type handle 26 at a central part of the operating rod 4, and clamps the operating rod 4 between the loop type handle 26 and the motor 2 a motor housing 1 for covering the electric motor 2 and a battery 3 fitted to the rear end of the motor housing 1 by being slid from the upward for supplying electric power to the electric motor 2. The center of gravity of the battery 3 is disposed immediately behind the motor 2.