An apparatus for boosting residential water pressure. To attain this, a conduit receives water supplied to a residence and routes the water through and inlet on/off valve and a first check valve to a pump, where said pump provides water to the residence as well as to a throttling conduit back to the input of the pump. In an embodiment, the water is returned to the input of the pump through a relief valve arranged within the throttling conduit. In an embodiment, a pressure switch provides input to a motor controlling the pump. Also, a method to increase water pressure.