A power management apparatus includes a manager configured to manage a utilization state of an electric storage apparatus and a controller configured to execute a balance control of the electric storage apparatus such that a power of one or more facilities becomes close to a target power. The controller is configured to compare a first effect and a second effect, the first effect being produced by operating the electric storage apparatus, the second effect being produced by not operating the electric storage apparatus, and not to execute the balance control in a case where the second effect is higher than the first effect, and to execute the balance control in a case where the first effect is higher than the second effect.