National Guide · Water Heater Replacement Cost

Water Heater cost, across the U.S.

A national reference for water heater pricing. Pick your state for local labor rates, permit norms, and city-specific cost guides.

— National ranges
Tank, gas
$800 – $2k
Tank, electric
$900 – $2.2k
Tankless, gas
$1.5k – $3.5k+
Hybrid heat pump
$1.8k – $4k

Code upgrades typical in each state can add to the bill.

Water heater replacement cost swings with unit type, fuel source, and what code upgrades the install triggers. A like-for-like swap and a tankless conversion can sit thousands apart.

This page lays out statewide ranges. For a tighter number, see your city guide below — local permits and labor change the picture.

02 · Price Reference

Water heater replacement.

Statewide installed prices by unit type. Cold-region homes may need extra insulation or larger tanks.

  • 01
    Tank, gas 40-50 gal
    Most common
    $800 – $2,000
  • 02
    Tank, electric 40-50 gal
    No venting required
    $900 – $2,200
  • 03
    Tankless, gas
    Often needs gas line upgrade
    $1,500 – $3,500+
  • 04
    Hybrid heat pump
    Eligible for federal credits
    $1,800 – $4,000
  • 05
    Permit & disposal
    $50 – $300

* Pick a state for local pricing and city guides.

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04 · Q&A

Water Heater cost — national FAQs.

Q · 01

Is tankless worth it?

It depends on usage. Tankless saves on standby loss and gives endless hot water but costs $700–$1,500 more installed. Payback is typically 8–15 years in a most U.S. cities home.

Q · 02

Do I need a permit?

Yes for gas units, almost always. Some most U.S. cities jurisdictions also require permits for electric. Your plumber should handle it.

Q · 03

How long is the job?

Tank swap: 2-4 hours. Tankless conversion: 4-8 hours with gas line upgrades.