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How Much Does An Ejector Pump Cost?

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Key Takeaways
Average Cost to Replace Existing Pump: $850 – $3,000
Average Cost to Install New System: $2,000 – $5,500
Factors Influencing Cost: Pump material, capacity, labor
Alternative Pumps: Grinder Pumps, Sump Pumps
Life Expectancy: Generally lasts 7–10 years
Maintenance: Regular inspection and cleaning

$850 – $3,000: Average Total Cost (Pump Replacement)

Replacing an existing ejector pump typically costs between $850 and $3,000. This range covers the price of the pump unit itself and the associated labor costs.

$2,000 – $5,500: Average Total Cost (Install New System)

If you are installing a new ejector pump system from scratch, you can expect the total cost to range between $2,000 and $5,500. This figure includes the cost of the pump, materials, and professional labor.

Sewer Ejector Pump Cost

ProjectAverage Total Cost*
Replace Existing Pump$850 – $3,000
Install New System$2,000 – $5,500

The table above summarizes the average total costs for either replacing an existing pump or installing a new system.

Sewage Ejector Pump Cost By Material

MaterialAverage Cost (Unit Only)
Plastic$150 – $500
Cast Iron and Plastic$180 – $700
Stainless Steel$200 – $850
Cast Iron$200 – $2,000

The cost of sewage ejector pumps can vary significantly depending on the materials used. Plastic pumps are generally the most affordable option, while cast iron pumps tend to be on the higher end of the spectrum.

Sewage Ejector Pump Cost By Capacity

Gallons Per Minute (GPM)Gallons Per Hour (GPH)Average Cost (Unit Only)
503,000$150 – $250
754,500$300 – $350
905,400$400 – $450
1106,600$500 – $900
19011,400$1,500 – $2,000

The capacity of a sewage ejector pump is measured in gallons per minute (GPM) and gallons per hour (GPH). Higher-capacity pumps generally cost more, but they can handle larger volumes of waste more efficiently.

Ejector Pump Installation Cost Factors

FactorAverage Cost (New Install)Average Cost (Replacement)
Pump Unit$150 – $2,000$150 – $2,000
Labor$1,850 – $3,500$700 – $1,000

Various factors can influence the total cost of installing or replacing an ejector pump, including the cost of the pump unit itself and the labor required. Labor costs for new installations are typically higher than for replacements due to additional work and materials needed.


When considering the cost of labor, it’s essential to budget between $1,850 and $3,500 for a new installation and $700 to $1,000 for a replacement. Skilled professional labor ensures that the unit is installed correctly and functions efficiently.

Sewer Ejector Pump Replacement Cost

Replacing a sewer ejector pump can range significantly in cost, primarily driven by the price of the new pump and labor charges. The average total cost to replace an existing pump is typically between $850 and $3,000.

Ejector Pump vs. Other Pumps

Pump TypeAverage Cost (Unit Only)
Sewer Ejector Pump$150 – $2,000
Grinder Pump$1,000 – $3,500
Sump Pump$100 – $800

Grinder Pump

Grinder pumps are generally more expensive than sewer ejector pumps, with costs ranging from $1,000 to $3,500. These pumps are designed to grind solid waste into smaller pieces, making them ideal for homes with high waste volumes.

Sump Pump

Sump pumps are less expensive than both ejector and grinder pumps, with unit costs ranging from $100 to $800. Sump pumps are primarily used for removing water from basements and crawl spaces and are not designed to handle solid waste.

Sewer Ejector Pump FAQs

What Is An Ejector Pump?

An ejector pump is a type of pump designed to move waste from lower levels of a home, such as a basement, to higher levels where it can enter the main sewer line. It is essential for homes with plumbing fixtures below the main sewer line.

Do I Need A Sewer Ejector Pump?

If you have plumbing fixtures (toilets, sinks, etc.) located below the level of the main sewer line, you will need a sewer ejector pump to move the waste to the higher elevation of the main sewer system.

How Long Does An Ejector Pump Last?

The typical lifespan of an ejector pump is between 7 and 10 years. Longevity depends on factors such as the pump’s usage, maintenance, and the quality of the materials.

What Maintenance Does A Sewage Ejector Pump Need?

Regular maintenance of a sewage ejector pump includes inspecting the unit for wear and tear, cleaning out debris that may have accumulated, and ensuring that the impeller is functioning correctly. Routine checks can help extend the lifespan of the pump and ensure efficient operation.

Getting Estimates From Ejector Pump Installers

When planning to install or replace an ejector pump, obtaining estimates from several qualified installers can help you get the best deal. Here are some questions to ask potential plumbers during the estimate process:

Questions To Ask Plumbers

  • What type of ejector pump do you recommend for my home?
  • How long will the installation/replacement process take?
  • What is included in the cost estimate?
  • Do you offer any warranties or guarantees on your work?
  • Can you provide references from previous customers?

In summary, the cost of an ejector pump can vary widely depending on factors such as the type of pump, the materials used, and the complexity of the installation. By understanding the costs involved and asking the right questions, you can ensure you are making an informed decision for your home’s needs.

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