Furnace/HVAC Replacement Cost in Boston (2026)

In 2026, Mass Save offers significant incentives that can offset the high upfront cost. Whole-home heat pump installations qualify for rebates up to $10,000 (or $16,000 for income-eligible households), while partial-home systems can receive up to $8,500. Additionally, the 0% HEAT Loan provides interest-free financing for up to $25,000 over 7 years.

Boston costs are typically 15-20% higher due to a combination of high union labor rates (averaging $75-$150/hr), strict municipal permitting requirements, and the complexity of retrofitting older housing stock like triple-deckers and brownstones which often require custom ductwork or electrical upgrades.

The mandatory shift to low-GWP refrigerants (like R-454B and R-32) as of January 2026 has increased equipment costs by 10-15%. New systems require redesigned components and leak detection sensors, and older R-410A units are no longer permitted for new installations, though they can still be repaired.

Yes, bundling a furnace and AC replacement typically saves 10-15% on total labor costs compared to separate installations. In Boston, a combined mid-efficiency system averages $13,500 to $17,000, whereas individual replacements would total closer to $19,000.