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Water Heater Replacement Cost AZ

July 15, 2025 4 min read

If you’re a Scottsdale homeowner facing the need to swap out your water heater, knowing what to expect in terms of price is essential. The cost to replace a hot water heater can vary widely based on the type of unit, installation complexity, and whether you choose to upgrade to newer technology. Here’s a clear breakdown on the typical costs and key factors for water heater replacement in Scottsdale, Arizona.

Average Cost to Replace a Water Heater

For most Scottsdale homes, replacing a standard tank-style hot water heater generally costs between $600 and $3,100, including both the new unit and professional installation. The price depends on several variables:

Water Heater Type Average Unit Cost Average Installed Cost
Standard Tank (Electric/Gas) $600–$2,100 $600–$3,100 1 2
Tankless (On-Demand) $800–$2,500 $1,400–$5,600 1 3
Hybrid/Heat Pump $1,800+ $2,000–$2,800 2 4

Note: Most homes in Scottsdale use either electric or natural gas tank heaters, which fall in the lower-to-mid price range.

Real-World Examples

  • Standard 50-Gallon Gas or Electric (Most Common): $1,200 to $1,800 installed, including permit and removal of old unit. 5 2 1.

  • Tankless Water Heater: $2,000 to $4,000 for replacement, possibly higher if additional construction or upgrades are needed. 1 3.

  • DIY Installation: Homeowners with plumbing experience sometimes pay as little as $700–$900 total for the unit and materials—but professional installation is highly recommended for warranty and safety reasons. 5 1.

Why Choose Dominick Plumbing for Your Water Heater Replacement?

When it comes to replacing a hot water heater in Scottsdale, finding a reliable plumber that won’t drain your wallet is key. Dominick Plumbing stands out as a budget-friendly choice, offering transparent and competitive pricing packages tailored for homeowners.

Affordable, All-Inclusive Pricing

Dominick Plumbing provides water heater replacement services in the comfortable range of $1,400 to $1,800. This price includes:

  • A brand-new, high-quality water heater (Rheem or Bradford White 6 year warranty)

  • Complete professional installation by licensed experts

  • Old unit removal and disposal, ensuring no extra hassle for you

  • All necessary permits and safety checks, so your installation is up to code

Why Dominick Plumbing Is a Smart Choice

  • No Hidden Fees: You get the full service—including the new heater and old unit haul-away—for one predictable price.

  • Quality Workmanship: All work is performed by experienced, licensed plumbers familiar with Scottsdale code and climate.

  • Peace of Mind: Enjoy fast turnaround, warranty support, and advice on the right size and type of heater for your home.

What to Expect

Most Scottsdale homeowners can confidently budget $1,500 to $2,000 for a complete water heater replacement with Dominick Plumbing. This puts you at the lower end of the regional average, without sacrificing service or reliability.

To get an upfront estimate and personalized options, contact Dominick Plumbing today. Enjoy hot showers and peace of mind—without overspending!

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Frequently Asked Questions

How much does it cost to replace a water heater in Scottsdale?

Most standard 40–50 gallon tank water heater replacements in Scottsdale run $1,400–$2,400 installed, including haul-away of the old unit and permit. Tankless conversions typically range $3,800–$6,500 depending on gas line, venting, and electrical upgrades.

How long does a water heater installation take?

A standard tank-to-tank replacement usually takes 2–4 hours. Tankless conversions take 6–8 hours because gas lines may need to be upsized and dedicated venting and electrical added.

Do I need a permit to replace my water heater in Scottsdale?

Yes. The City of Scottsdale requires a permit for water heater replacement, and a licensed plumber should pull it. Permitted installs include code-required items like seismic strapping, an expansion tank, and a properly sized T&P discharge line.

How long should a new water heater last in Arizona?

Tank water heaters in the Phoenix area typically last 8–12 years; hard water can shorten that. Tankless units last 20+ years when paired with a softener and flushed annually.

Will a water softener extend the life of my water heater?

Yes. Scottsdale's hard water is the single biggest factor in early water heater failure. Adding a softener can roughly double tank life and is required to keep most tankless warranties valid.

Related services from Dominick Plumbing

Need help putting this into practice? Dominick Plumbing offers:

Licensed in Arizona (ROC #350819). Call (623) 323-4538 for a free estimate.

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