Basic
$877 – $2,433 per project
40-50 gal 6-year-class tank on the existing fuel, new flex connectors, T&P discharge line and code-required items

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Replace a standard 40-50 gal gas or electric tank water heater, supply and install and haul-away.
Replace Hot Water Heater in Seattle, Washington typically costs $1,032 to $2,863 per project as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Seattle are 19.0% higher than the national average for replace hot water heater.
National average: $900 – $2,500 per project
$877 – $2,433 per project
40-50 gal 6-year-class tank on the existing fuel, new flex connectors, T&P discharge line and code-required items
$1,032 – $2,863 per project
40-50 gal 9-year-class tank with brass drain valve, new shutoff, flex connectors, drain pan where needed, code-required items
$1,290 – $3,578 per project
40-50 gal 12-year-class high-recovery tank with heavier anode rod, new shutoff, connectors, drain pan where needed, code-required items
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $416 – $1,170 | job |
| Labor | labor | $429 – $1,173 | job |
| Supplies & Other | supplies | $112 – $312 | job |
| Equipment & Disposal | equipment | $75 – $208 | job |
Labor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local replace hot water heater contractors in Seattle for personalized quotes based on your specific project.