How much does furnace replacement cost?

A gas furnace runs $3,000–$8,000 installed; high-efficiency condensing units are $5,000–$10,000. Ductwork changes add $2,000–$6,000.

How long does a furnace last?

Typically 15–20 years with annual maintenance.

Do high-efficiency furnaces cost more?

Yes, but they reduce gas use; payback depends on climate and gas prices.

Furnace Replacement Cost in New York

Local labor and conditions drive the price — use the calculator for your project.

Last updated: 2026-10-25 · How we calculate · Report an error · Project checklist

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Number of furnaces State Furnace type

Ductwork changes (+$2,000–$6,000) Venting / chimney work (+$500–$2,000)

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What affects cost in New York

upstate and downstate costs differ sharply; permits are county-level. Statewide labor rates apply a multiplier of about 1.30x versus the national average.

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Furnace Replacement Cost in New York

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Estimated installed cost

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What affects cost in New York

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