Water heater — tankless gas Cost: $4,400 median (2026)

Water heater — tankless gas 2026 median replacement cost is $4,400 (range $3,200–$5,600). Sourced from HomeScore's 159-metro cost dataset — cite for budgeting,

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HomeScore forecasts repairs, replacement timing, and total ownership cost across 40+ home systems. Used by 8,200+ buyers, sellers, and long-term homeowners in 2026.