Furnace Replacement Cost in Boise 2026
Furnace Replacement in Boise costs between $3,864 and $12,144 in 2026, with the average around $6,624. Boise pricing runs 10% above the US national average. Removal of the old furnace and installation of a new high efficiency gas or electric unit with new venting and a gas or electrical connection. Includes thermostat setup and combustion testing.
What furnace replacement includes in Boise
Removal of the old furnace and installation of a new high efficiency gas or electric unit with new venting and a gas or electrical connection. Includes thermostat setup and combustion testing.
Typical time on site: 1 day. Local labor rate: $30/hour for an experienced hvac pro.
What changes the price of furnace replacement in Boise
- Furnace AFUE efficiency
- Gas versus electric
- Venting modifications
- Heating capacity in BTU
- Old unit removal
A furnace replacement quote priced off statewide averages will be off by 10 to 20 percent for Boise, because the metro has its own labor pool, material delivery distances, and permit timelines.
Boise climate and demand for hvac
A high-desert steppe climate with cold snowy winters, hot dry summers, and large day-to-night temperature swings that put a premium on insulation, heating, and freeze-protected plumbing.
Boise permits for furnace replacement
Building department: City of Boise Planning and Development Services, Building Division. https://www.cityofboise.org/departments/planning-and-development-services/building/
Typical permit cost: $150 to $650 for common residential trade permits, valuation-based. Inspection time: generally 2 to 5 business days for residential inspections. Boise rule: Boise permits and licenses run through an Accela-powered portal, with building questions handled at (208) 608-7070 and planning at (208) 608-7100. The foothills and Boise River floodplain add slope, drainage, and flood-elevation review that flatter valley lots avoid.
Idaho sales tax and licensing for HVAC
Idaho sales tax: 6% (limited local addition). Real property labor exempt. Resort city taxes add additional local tax in Sun Valley, McCall.
State license: Idaho Contractors Board (Idaho Division of Building Safety), required: $70 (initial) + $5K bond.
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