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Compare HVAC costs in Louisville, KY (2026)
Not sure which option fits? Here's how every HVAC project compares in Louisville — local 2026 estimates plus what each choice is best for. The most budget-friendly option here is Furnace Replacement (from $3,800).
Furnace ReplacementBest value$3,800 – $6,850
Best for: Lowest upfront cost for homes with gas heatTypically $5,350
Central AC Installation$5,450 – $11,600
Best for: Cooling only — pairs with an existing furnaceTypically $8,550
Heat Pump Installation$6,500 – $11,850
Best for: Most efficient; heats and cools in one systemTypically $9,200
Full HVAC System Replacement$7,800 – $14,500
Best for: Best when both heating and cooling are dueTypically $11,150
Often paired with HVAC in Louisville
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Estimates are localized to Louisville (mixed climate) using local labor price levels, climate factors and permit fees. Always confirm with local contractors.