Furnace Replacement Cost Calculator
Last updated: July 2026
Estimate furnace replacement cost including equipment, labor, venting, gas or electrical upgrades, permits, removal and rebates.
Estimated net furnace replacement cost
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- Gross project cost: —
- Estimated contingency: —
- Rebates and incentives: —
- Estimated installed cost before rebate: —
On this page
Quick summary: Estimate furnace replacement cost including equipment, labor, venting, gas or electrical upgrades, permits, removal and rebates. Enter the requested values, calculate, review the result, and compare more than one realistic scenario before making a decision.
Read the complete guide
What this calculator estimates
Estimate furnace replacement cost including equipment, labor, venting, gas or electrical upgrades, permits, removal and rebates. It is designed for fast planning and comparison in the United States. The output is an estimate, not a binding quote, approval, tax determination, insurance offer or professional recommendation.
How to use it
Enter the requested values using a single consistent time period and currency. Select Calculate, review the headline result and supporting figures, then change one assumption at a time to compare another scenario.
How the calculation works
The calculator adds equipment, installation, venting, utility upgrades, permits and removal. It applies contingency and subtracts entered rebates.
Important limitations
Fuel type, efficiency, capacity, chimney or vent condition, ductwork, code upgrades and local contractor pricing affect actual cost.
Frequently asked questions
Is the result exact?
No. It is a planning estimate based on the assumptions entered.
Can I compare different scenarios?
Yes. Change one input at a time so you can see which assumption changes the result.
Does the calculator store my inputs?
The calculation runs in the browser and does not require an account. Avoid entering unnecessary confidential information.