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Compare HVAC costs in South San Francisco, CA (2026)
Not sure which option fits? Here's how every HVAC project compares in South San Francisco — local 2026 estimates plus what each choice is best for. The most budget-friendly option here is Furnace Replacement (from $4,450).
Furnace ReplacementBest value$4,450 – $8,000
Best for: Lowest upfront cost for homes with gas heatTypically $6,250
Central AC Installation$6,350 – $13,550
Best for: Cooling only — pairs with an existing furnaceTypically $9,950
Heat Pump Installation$7,600 – $13,800
Best for: Most efficient; heats and cools in one systemTypically $10,700
Full HVAC System Replacement$9,100 – $16,850
Best for: Best when both heating and cooling are dueTypically $13,000
Often paired with HVAC in South San Francisco
Homeowners tackling HVAC frequently budget for these too.
Estimates are localized to South San Francisco (mixed climate) using local labor price levels, climate factors and permit fees. Always confirm with local contractors.