The invention discloses an electric meter monitoring device, comprising an electric meter box. The electric meter box comprises an electric meter chamber, a wiring chamber and a control chamber. The electric meter chamber is provided with mounting boards, and each mounting board is longitudinally arranged with a plurality of mounting holes therein. The control chamber, the wiring chamber and the electric meter chamber are equipped with independent doors, and each door is equipped with a protective lock. The electric meter chamber is provided with a plurality of observation windows. The mounting plates of the electric meter chamber are equipped with an electric meter and a photosensitive sensor thereon. The mounting plates in the electric meter chamber are equipped with a microwave transmitter and a signal transmitter thereon. The control chamber is provided with a signal receiver, an amplifier and an alarm therein. The electric meter monitoring device in the invention has a reasonable design, can monitor a short circuit and a fire occurring in the electric meter box, and has a reasonable layout, a compact structure and a high overall equipment utilization rate.