Connecticut Furnace Replacement Cost (2026)

How much does furnace replacement cost in Connecticut? 2026 ranges run $3k–$9k (avg $5.4k). AFUE rating, fuel type, and ductwork condition included.

2026 Furnace costs in Connecticut

National average is $4,500. Connecticut's regional cost index (1.20×) puts the typical furnace project at roughly $5,400. Low-end $3,000, high-end $9,000. Furnace replacement including equipment and professional installation.

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