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HVAC Guide · July 15, 2026

How Much Does Furnace Replacement Cost in Loudoun County?

We break down the actual costs for furnace replacement in Loudoun and Fairfax County.

Estimated 2026 Price Ranges

Furnace replacement costs vary based on your specific needs. Most homeowners in Loudoun County see prices between $4,500 and $9,000. This includes the unit and basic installation labor.

Factors That Drive Your Cost

The size of your home determines the BTU requirements. High efficiency models cost more upfront but save money on monthly utility bills. Labor costs change depending on how difficult your current setup is to remove.

Fuel Type Matters

Gas furnaces generally cost less than electric heat pump systems. You might also face different costs if you need to upgrade your ductwork. We help you evaluate these options during our inspection.

Local Service in Ashburn

VIP General HVAC Services serves Ashburn and the surrounding Fairfax County areas. We are licensed and insured in Virginia. Our team works on all major brands to ensure a proper fit for your home.

Common questions

What affects the total price of a new furnace?

The unit efficiency, the size of your home, and the complexity of the installation all change the final price.

Do I need to replace my whole system?

Sometimes you only need a new furnace. If your air handler is old, you might want to replace both at the same time.

Need help now? See our Furnace & Heating Service

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