How Much Does a Water Heater Replacement Cost? (2026)
Water heaters last 8–12 years on average. Standard tank models (40–50 gallons) are the most affordable, while tankless (on-demand) units cost more upfront but save energy and last longer. Heat pump water heaters offer the best efficiency for homes with moderate climates.
National Average Cost
Low End
$1,000
Average
$2,500
High End
$5,000
Cost Breakdown
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Project Details
Timeline
2–4 hours for standard; 1 day for tankless
Permits
Required in most jurisdictions for plumbing and gas work
Best Season
fall
Frequently Asked Questions
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Water Heater Replacement Cost by State
Costs vary significantly by location. Select your state for localized pricing:
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