Free · 2026 prices · Instant
Furnace Replacement Cost 2026
New Furnace Price
Furnace replacement cost: $3,000–7,000 installed. Estimate a new furnace with a free cost calculator.
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Your inputs
A high-efficiency (90%+ AFUE) furnace saves hundreds a year.
Your estimate
Furnace replacement
$12,000
≈ range $9,600 – $19,200
Low estimate
$9,600
High estimate
$19,200
Detail 1$120/m²
Detail 2120 m²
Estimated total$14,400
Estimates use national averages. Always get local quotes before committing.
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Furnace replacement FAQ
How much does a furnace replacement cost?
$3,000–7,000 installed depending on size and efficiency rating (AFUE).
How long does a furnace last?
15–25 years. Older units often drop below 80% efficiency.
Should I replace or repair?
Repair if under ~15 years and the fix is cheap; otherwise replace.
What is AFUE?
Annual Fuel Utilization Efficiency — the higher, the more efficient and the lower your heating bills.
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