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HVAC Replacement Cost in Washington

Estimated $11,242$17,583
Itemized cost breakdown
ItemEstimate
Outdoor condenser unit$4,126
Furnace / heating unit$2,316
Evaporator coil / air handler$1,595
Refrigerant lineset & connections$774
Installation labor$4,719
Permit, disposal & startup$884
Subtotal$14,413

How we estimate these costs →

What affects hvac replacement cost in Washington

HVAC Replacement costs in Washington differ from the national baseline mainly because of local labor rates. Local construction-trades wages in Washington run about 21% above the national average (BLS Carpenters series, used here as a disclosed proxy for HVAC mechanics), lifting installation cost. Western Washington's mild, persistently wet winters reward efficient low-temperature heating; a standard heat pump sized for the moderate heating load with strong moisture control suits the long gray season. Most Washington jurisdictions require a permit for HVAC/mechanical replacement, with condensate, gas, and electrical inspection; typical residential fees run $200–$500, usually with a final inspection. Washington applies a 6.50% state sales tax (about 9.47% combined with local) to HVAC equipment.