HVAC · Heating

Boiler Replacement Cost, Permits and Who Does the Work

Removing an existing boiler and installing a new one, typically handled by a hvac contractor.

Model reviewed August 2026

Typical cost

$7,600

National, standard scope

Range

$4,200 – $14,000

Low to high scope

Trade

HVAC contractor

DIY difficulty 1/5

Permit

Usually required

Plan on a permit and inspection

Do I need a permit for boiler replacement?

Usually yes

Boiler work at this scope touches structure, life safety or a permitted trade in most jurisdictions, so a permit and inspection are normally required. Always confirm with the building department that has jurisdiction over your address.

Cost breakdown

Modeled national figures for a standard single-family job.

Low endSimple scope, easy access, no surprises	$4,200
TypicalWhat most homeowners pay	$7,600
High endLarge scope, upgrades or difficult conditions	$14,000
Job type	Project
Cost varies by location	High

Calculators for this job

AC Size Calculator BTU Calculator AC Replacement Cost Calculator Furnace Replacement Cost Calculator

Related jobs

Related projects homeowners often plan together.

Replacement forBoiler Installation$4,200 – $14,000 Replacement forBoiler Maintenance$504 – $1,680 Replacement forBoiler Repair$924 – $3,080 Often combined withFurnace Replacement$3,200 – $9,500 Often combined withHeat Pump Replacement$4,500 – $14,500 Often combined withFurnace Installation$3,200 – $9,500 Often combined withFurnace Repair$704 – $2,090 Often combined withHeat Pump Installation$4,500 – $14,500 Often combined withHeat Pump Repair$990 – $3,190

Also searched as

You may also hear this called:

replace boiler · new boiler · boiler replacement cost · boiler swap

Frequently asked questions

How much does boiler replacement cost?

Most homeowners pay between $4,200 and $14,000, with $7,600 typical for a standard single-family job. Figures are modeled national estimates, not quotes.

Do I need a permit for boiler work?

Yes — in most jurisdictions this job is permitted and inspected. Check your local building department before work starts.

Who does boiler replacement?

A hvac contractor handles this job. DIY difficulty is rated 1/5 (5 = very DIY friendly).

Does the price change much by location?

Yes. Across the states we price, the typical cost ranges from $6,840 to $9,955 — about a 46% spread — driven by labor rates, code requirements and permit fees.