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How Long Does a Sump Pump Last? (And When Should You Replace It?)

A diagrammatic illustration of a residential Sump Pump System. Groundwater flows into the basement sump basin where it is pumped up and out.

Sump pumps don’t get much attention—until they stop working and your basement starts to flood.

At Ackerman Plumbing, we often get calls:
"My sump pump used to work fine, but now I’m not sure it’s doing anything."

It’s a good question—and one every homeowner with a basement or crawl space should ask before a major storm hits.

Let’s take a look at how long sump pumps typically last, what affects their lifespan, and how to spot the warning signs that yours might be on its way out.

How Long Does a Sump Pump Last?

Most sump pumps last 7 to 10 years.

That estimate assumes average use, proper installation, and regular maintenance. Some units might last longer, but around the 8-year mark, many start showing signs of wear.

If your pump is pushing 10 years—or if you’re not sure how old it is—it’s a smart move to schedule an inspection before the next big rainstorm.

What Impacts a Sump Pump’s Lifespan?

Several factors can shorten (or extend) how long your sump pump lasts:

1. How Often It Runs

Homes with high water tables or poor drainage may cycle the pump frequently, which wears it out faster.

2. Pump Quality

Not all sump pumps are built the same. Cheaper models may cost less upfront but tend to fail sooner.

3. Power Outages

Without a battery backup, your pump won’t run during an outage—usually when you need it most.

4. Debris and Clogs

A dirty sump pit or poorly screened intake can force the pump to work harder, reducing efficiency and lifespan.

5. Installation Quality

Improper installation is a common issue we see. A poorly installed pump might not last half as long as one done right by a licensed plumber.

Warning Signs Your Sump Pump Might Be Failing

A failing sump pump doesn’t always stop working suddenly. Often, the signs are subtle—until it quits altogether. Keep an eye (and ear) out for:

  • Strange noises like grinding, rattling, or humming

  • Constant running even when there’s no water

  • Failure to turn on when the pit fills

  • Rapid cycling (on and off too quickly)

  • Visible rust or corrosion

  • Age (7–10 years or more without inspection)
     

If you notice any of these red flags, it’s time to call in a professional before you find water in your basement.

Repair or Replace: What’s the Right Move?

Minor issues—like a stuck float or a clogged discharge line—can often be repaired. But if your sump pump is older and acting up, replacement is usually the safer (and smarter) choice.

Think of it like this: You’re not just avoiding a plumbing bill—you’re preventing major water damage.

Most of our customers in North Liberty prefer to replace aging pumps proactively rather than risk a failure during a storm.

How to Make Your Sump Pump Last Longer

With a little preventative care, you can extend the life of your sump pump and avoid unpleasant surprises:

  • Test your pump every few months by pouring a bucket of water into the pit

  • Clean the pit regularly to keep out debris

  • Ensure the discharge line is clear and draining properly

  • Check that the float switch moves freely

  • Add a battery backup for protection during outages

  • Schedule an annual inspection—especially if your pump is over 5 years old
     

These simple steps help your pump run more efficiently and give you peace of mind when storms roll in.

Need Sump Pump Help?

At Ackerman Plumbing, we’ve helped hundreds of local homeowners protect their basements with reliable, properly installed sump pumps. Whether your current pump is acting up or you just want a second opinion, we’re here with honest advice—no pressure, no upsells.

Don’t Wait for the Next Rainstorm

If your sump pump is over 8 years old or showing signs of trouble, now’s the time to act.

We’ll inspect your system, walk you through your options, and help you decide what’s best for your home and budget.

Call Ackerman Plumbing or schedule online today. We proudly serve North Liberty and surrounding areas with plumbing you can count on—especially when it matters most.