Compare
Compare HVAC costs in St. Paul, MN (2026)
Not sure which option fits? Here's how every HVAC project compares in St. Paul — local 2026 estimates plus what each choice is best for. The most budget-friendly option here is Furnace Replacement (from $4,400).
Furnace ReplacementBest value$4,400 – $7,900
Best for: Lowest upfront cost for homes with gas heatTypically $6,150
Central AC Installation$5,550 – $11,850
Best for: Cooling only — pairs with an existing furnaceTypically $8,700
Heat Pump Installation$7,150 – $13,050
Best for: Most efficient; heats and cools in one systemTypically $10,100
Full HVAC System Replacement$8,800 – $16,250
Best for: Best when both heating and cooling are dueTypically $12,550
Often paired with HVAC in St. Paul
Homeowners tackling HVAC frequently budget for these too.
Estimates are localized to St. Paul (cold climate) using local labor price levels, climate factors and permit fees. Always confirm with local contractors.