Water Heater Replacement Cost in Washington
Cost to replace a residential water heater, tank or tankless.
Low$1,100
Average$2,200
High$5,490
Washington-adjusted range, price per total project
Low$1,100
Average$2,200
High$5,490
Overview
Water heater replacement cost depends mainly on whether you're staying with a traditional tank unit or upgrading to a tankless system, plus fuel type and tank size.
Why Washington prices differ
Colder climates often need larger tanks; areas with stricter energy codes may require higher-efficiency (and pricier) units.
Frequently asked questions
How long do water heaters typically last?
Tank water heaters typically last 8-12 years; tankless units can last 15-20 years with proper maintenance.
Is a tankless water heater worth the extra cost?
It depends on usage — tankless units cost more upfront but use less energy over time and provide continuous hot water.
Water Heater Replacement cost by city in Washington
| City | Low | Average | High |
|---|---|---|---|
| Seattle | $1,150 | $2,300 | $5,760 |