The invention relates to a metering box, especially to a single-meter-position metering box for electricity stealing prevention. The metering box comprises a box body; a box door is arranged at the front end of the box body and contains an outer box door and an inner box door; and the outer box door and the inner box door are connected to the box body by a hinge. A handle and a mortise lock are arranged on the outer box door; a meter reading window is arranged at the upper end of the inner box door; and a magnetic card lock is arranged at the lower end of the inner box door. A controller and an electromagnetic on-off switch are arranged in the box body; an alarm device is arranged at the upper end of the box body; and the alarm device, the electromagnetic on-off switch, and the controller are electrically connected. According to the invention, the structure is simple and the intelligent degree is high; the electricity stealing prevention can be realized effectively; and the worker can read the meter conveniently and the great convenience is provided for the staff.