Water Heater Replacement Cost — Get Accurate Local Estimates

Replacing an existing water heater is typically more cost-effective than a new installation. When your current unit fails or reaches the end of its lifespan, replacement uses your existing connections and setup — saving time and money.

On this page, you'll find:

• Average water heater replacement costs
• Cost differences by system type
• Factors that impact replacement pricing
• When replacement costs less than installation

All estimates are adjusted by location.

Average Cost to Replace a Water Heater

The cost to replace a water heater typically ranges from:

Replacement costs are usually lower than installation because they typically involve:

• Using existing connections
• No new structural changes
• Simpler permit requirements

Prices vary significantly by city and state.

What's Included in a Water Heater Replacement

A full water heater replacement may include:

• New water heater unit
• Removal of old unit
• Connection to existing plumbing and electrical/gas lines
• Basic adjustments to venting if needed
• Testing and cleanup

Replacement assumes your existing setup is compatible with the new unit.

Water Heater Replacement Cost by Type

What Impacts Water Heater Replacement Cost

Replacement pricing depends heavily on:

• Local labor rates
• Unit type and size
• Existing setup compatibility
• Code requirements in your area
• Access to the water heater location

That's why replacement costs differ from city to city.

Always check local replacement pricing.

When Water Heater Replacement Costs Increase

Your replacement cost may be higher if:

• You're switching from tank to tankless
• Existing connections need updates
• Venting must be modified or added
• Code upgrades are required
• Access to the unit is difficult

These factors can increase replacement costs, but they're still typically lower than a full installation.

Water Heater Replacement Cost by State

Select your state to find replacement costs in your area: