How Long Do Water Heaters Last?

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new water heater in Denver, CO.

When you rely on hot water for showers, laundry, and dishes on a daily basis, you need a water heater in Denver that does its job quietly and without any drama.

Our team at Bell Plumbing, Heating, Cooling, & Electrical helps homeowners in Centennial and the Denver Metro area get the most out of their systems. But even with proper care, every water heater will eventually reach the end of its lifespan. Knowing what to expect (and when to start planning a replacement) can help you avoid cold showers and surprise expenses.

So how can you tell when it’s time to replace your water heater in Denver, —and what should you do next? Let’s break it down.

Average Lifespan by Type

Not all water heaters are built the same. The type of water heater you own also plays a big role in how long it’ll last:

  • Traditional tank water heaters: These tanks generally last 8–12 years and the steel interior will eventually corrode, even with protective anode rods.
  • Tankless water heaters: Tankless systems can last as many as 20 years or more when properly maintained—there’s no standing water causing internal rust.
  • Hybrid and heat pump water heaters: These systems last somewhere between 10 and 15 years with consistent, routine care.

If your own unit is nearing the end of its usability, it’s wise to schedule a water heater inspection in Denver before you start noticing any bigger problems that could leave you taking cold showers.

Warning Signs: Your Water Heater Needs a Replacement

There’s no need to wait for a total breakdown to replace your water heater. Watch for these signs; your water heater may be on borrowed time:

  • Rust-colored water or metallic taste: Do you have corrosion inside the tank or pipes?
  • Unstable water temperature” Is your tank producing inconsistent heating or lukewarm output?
  • Strange noises: Do you hear popping or rumbling sounds, which could indicate sediment buildup?
  • Leaks or puddles: Do you see leaks or puddles, which may mean you have a failing tank or connection seals?
  • Frequent repairs: Are you spending money on regularly fixing your water heater?
  • Age of tank: Is your system 10 to 20 years old?

Any of these water heater signs could mean it’s time to talk to a professional about your options.

How to Extend the Life of Your Water Heater

Regular maintenance is the best way to delay a premature replacement. Our licensed plumbers recommend that our customers call us for regular water heater maintenance in Denver at least once a year. We’ll come out to: 

  • Flush out the tank once a year to remove sediment
  • Inspect the anode rod (every 2 to 3 years)
  • Check the water pressure to prevent stress on valves and fittings
  • Install a water softener if your Denver home has hard water

These small steps can make a big impact and add years of reliable use to your water heater.

When Replacement Makes More Sense

If your water heater ever needs major repairs, leaks regularly, or your energy bills continue to climb, it may be time for a new water heater. The swap could save you money in the long run and work more efficiently, recover faster, and take up less space. 

Our team at Bell Plumbing, Heating, Cooling, & Electrical takes care of everything for you, from installation to repairs and maintenance. If you’re not sure what kind of unit works best for your home, we’ll help you weigh the pros and cons of repair vs. replacement and choose the best solution.

Call Bell for Water Heater Service in Denver Today!

Whether you’re looking for a water heater repair in Denver, new installation, or maintenance check, we’ve got you covered. The team at Bell is your one-stop solution for all your water heater needs. Our Denver plumbers and Centennial plumbers bring you the reliable solutions you deserve.

Never deal with a cold shower again; schedule your appointment today!

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Colorado Biz Best of Colorado 2025 winner
CAPS
NKBA logo
Bell Plumbing & Heating Co. BBB Business Review
NATE Logo
HomeAdvisor logo
bell's houzz awards
Tesla ev charging certified installer