In addition to the cost of the sump pump itself, you will also need to purchase a flexi pipe and other plumbing fixtures. The sump pump is a great piece of equipment, but it does not last forever. Depending on the amount of work involved, the cost may be even higher. These devices are available in two types: pedestal and submersible. Ridgid Sump Pump Installation: The Ridgid one HP Stainless Steel Dual Suction Sump Pump is a great choice for your home's basement. Depending on your local labor rates, the cost of a sump pump and French drain can range from $500 to $18,000. You may also need to pay for a permit if you are installing a sump pump outside. These pumps are expensive, but they can be worth it in an emergency. Coarse gravel helps the water drain into the pit. Your plumber will need to install a drain line, too. A good pump will last about seven to ten years. The floor of your sump should be made of gravel, which will act as a filtration system. They are also easier to maintain. It is important to have it replaced regularly. Homeowners should also install a backup sump pump.