Compare
Compare HVAC costs in Idaho Falls, ID (2026)
Not sure which option fits? Here's how every HVAC project compares in Idaho Falls — local 2026 estimates plus what each choice is best for. The most budget-friendly option here is Furnace Replacement (from $4,100).
Furnace ReplacementBest value$4,100 – $7,350
Best for: Lowest upfront cost for homes with gas heatTypically $5,750
Central AC Installation$5,150 – $11,000
Best for: Cooling only — pairs with an existing furnaceTypically $8,100
Heat Pump Installation$6,650 – $12,100
Best for: Most efficient; heats and cools in one systemTypically $9,400
Full HVAC System Replacement$8,150 – $15,100
Best for: Best when both heating and cooling are dueTypically $11,650
Often paired with HVAC in Idaho Falls
Homeowners tackling HVAC frequently budget for these too.
Estimates are localized to Idaho Falls (cold climate) using local labor price levels, climate factors and permit fees. Always confirm with local contractors.