What it costs
Replacing a sump pump costs about $400–$700 on average. A new installation averages $1,600 within a $600–$2,500 range, and a battery-powered backup pump $150–$800.
Source: HomeGuide: sump pump installation cost. Price your basement with the cost estimator.
Worth knowing
- Pumps fail most often during storms, when they are needed most
- A backup pump covers power cuts and main-pump failure
- Check the discharge line empties well away from the house
- A pump that runs constantly can mean a high water table or a failed check valve
What to send contractors
- Pump age and type if known
- Whether the pit is already there
- How often it runs in spring
Questions
How often should a sump pump be replaced?
Pumps wear out; many homeowners replace them on a schedule rather than waiting for a failure. Ask the contractor to check the pump, float and check valve when quoting.
