Water Heater (Tankless) Replacement Cost in Phoenix, AZ
What homeowners in Phoenix typically pay to replace a water heater (tankless) in 2026.
Typical range
$22k–$48k
Most homeowners pay around $34,000 installed.
EstimatedUpdated 6/16/2026
How we calculated this
High demand for energy-efficient whole-home water heating drives up installation complexity in modern Phoenix builds.
Nearby cities
Other plumbing replacement costs in Phoenix
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