2024 Guide: How Much Is A New Furnace – Cost Breakdown and Savings Tips

Average cost of new furnace installed

As heating needs and equipment evolve, so does the question, ‘How much is a new furnace?’ This type of investment can be influenced by many variables. Our guide provides a forthright breakdown of the costs you can expect for a new furnace and delivers insights into how you can manage your budget effectively while warming up your home.

Key Takeaways

  1. The cost of a new furnace installation varies widely from $2,000 to $8,000+, with numerous factors such as size, type, efficiency, branding, and additional work such as duct modifications affecting the total price.
  2. Efficiency plays a key role in the cost-benefit analysis of a new furnace, with high-efficiency models (above 90% AFUE) potentially saving homeowners about $200 annually despite higher initial costs.
  3. Opting for professional furnace installation is recommended over DIY to ensure safety, preserve system efficiency and warranty coverage, and comply with local regulations despite the additional costs.

Understanding Furnace Costs

What does a new furnace cost?
What does a new furnace cost?

Installing or replacing a furnace is a significant investment, with installation costs averaging around $4,700. The range, however, can vary significantly, typically from $2,800 to $8,000. This broad range stems from various factors, such as the size and type of furnace, which significantly influence the overall cost of a new furnace installation.

Understanding the breakdown of these costs facilitates informed financial decision-making. After all, heating your home shouldn’t burn a hole in your pocket.

Furnace Size and Cost

The cost of a furnace is primarily determined by its size, which is measured by its heat production capacity in British thermal units (BTUs). Calculating the right furnace size involves multiplying your home’s square footage by a factor, such as 40, to estimate the required BTUs.

But it isn’t just about square footage. The climate zone, insulation, windows, and sun exposure are also factors in this equation, with larger or colder spaces demanding higher capacity (and costlier) furnaces. For instance, a furnace suitable for a 2,000-square-foot house generating around 80,000 BTUs may range from $2,000 to $6,000, underscoring the relationship between size and cost.

Types of Furnaces and Their Costs

Average cost of new furnace installed
Average cost of new furnace installed

If you’re considering buying a new furnace, it’s vital to comprehend the costs related to various types. Natural gas furnaces are a popular choice due to their cost, efficiency, and power balance. Their installation costs typically range from $3,000 to $10,000+, and their operational affordability is especially apparent if there’s an existing natural gas line.

On the other hand, electric furnaces offer lower upfront installation costs, ranging from $1,000 to $7,000, but are pricier to run due to their reliance on electricity. Oil furnaces, with high installation and operational costs, are less common but heat homes faster by burning oil at a hotter temperature.

Propane furnaces, costing between $700 and $14,200, including the tank, offer greater efficiency and longevity than electric heating and consistently supply warmer air at 120°F without the need for a flue.

Efficiency and Furnace Cost

Cost to remove old furnace
Cost to remove old furnace

The efficiency of a furnace also significantly influences its cost. Efficiency, measured by the Annual Fuel Utilization Efficiency (AFUE), indicates the percentage of fuel converted into usable heat. The U.S. Department of Energy mandates a minimum AFUE rating of 80% for new furnaces, with anything over 90% classified as high efficiency.

While high-efficiency furnaces with an AFUE of 96% or more cost between $2,000 and $6,000, standard-efficiency units with an AFUE of 80% to 89% are priced from $500 to $1,500.

Upgrading to a high-efficiency furnace with a higher AFUE rating can lead to significant energy cost savings. For the average home, this could potentially reduce monthly bills by approximately 19% and save about $200 annually.

Additional Factors Affecting Furnace Cost

Though the cost of a furnace largely depends on its type, size, and efficiency, other factors also come into play. Factors such as:

  1. brand choice
  2. labor expenses
  3. the need for permits
  4. the disposal of the old furnace

All play a role in the total cost.

Upgrading from an older system often requires additional work, like duct modifications, which can increase installation costs. Similarly, furnaces offering different levels of heating precision, such as single-stage, multistage, or modulating, can influence the total cost based on your budget and the home’s size.

Brands and Pricing

Lennox natural gas furnace and lower utility bills makes for happy customers
Lennox natural gas furnace and lower utility bills makes for happy customers

The brand you choose can profoundly affect the cost of a new furnace. Most popular furnace brands offer standard and high-efficiency units, which can influence the final price depending on the selected model. Some popular furnace brands include:

  1. Lennox
  2. Trane
  3. Rheem
  4. Goodman
  5. Bosch

Consider researching and comparing these brands to find the best option for your needs and budget.

Luxury brands like Lennox and Trane are often associated with a higher price point. Still, they offer the assurance of quality and durability, which might make them a worthwhile investment in the long run.

Labor and Installation Expenses

Labor also constitutes a substantial portion of the furnace installation cost. Professional HVAC contractors like US Air Heating and Cooling typically charge between $50 to $250 per hour for labor, with an average gas furnace installation taking 10 to 15 hours.

Labor costs can also vary based on the geographical location of the job, the season, and the complexity of the installation. For instance, rates can be higher in areas with higher living costs or during peak seasons in the summer and winter.

Permits and Regulations

Obtaining permits and adhering to local regulations are indispensable aspects of furnace installation. Permits are required for new furnace installations, replacements, or when relocating an existing furnace in some areas.

The total furnace replacement cost includes permit and inspection fees, which can vary by locality. Specifically, building permits and inspection fees can range from $320 to $950 for a gas furnace installation, influenced by local environmental regulations.

Disposal of Old Furnace

Last but not least, don’t forget the costs associated with removing and disposing of your old furnace. Removing the existing furnace is a necessary step when installing a new one.

The average cost of removing and disposing of an old furnace is $225, but this can vary greatly, depending on the specifics of the job.

When to Replace Your Furnace

The right time to replace your furnace is fundamental for economically efficient home heating. Timely replacement can lower overall costs by preventing minor issues from developing into major repairs or necessitating complete replacement. It also ensures a consistently heated home during the winter, avoiding discomfort and cold-related hazards.

Signs that indicate a furnace may require replacement include:

  1. Substantial energy bill increases
  2. Uneven heating
  3. Frequent repairs
  4. The furnace’s age

If your furnace is over 15 years old or showing unusual signs such as persistent noises, odd smells, or visible damage like cracks and rust, it might be time for a replacement.

DIY vs. Professional Furnace Installation

While a DIY furnace installation might seem appealing to cut costs, it can lead to inefficiencies and put your safety at risk due to potential gas leaks, carbon monoxide poisoning, and electrical hazards. Professional furnace installers like Us Air Heating & Cooling offer expertise in system selection and ensure installations are completed accurately, safely, and by local codes and regulations.

A professional installation is more likely to preserve system efficiency and safety and extend the furnace’s durability, ensuring many years of reliable use. Plus, DIY installations can void manufacturer warranties and insurance coverage, leading to additional costs in the event of future malfunctions or accidents.

Saving Money on Furnace Installation

Despite the considerable investment required for furnace installation, there are strategies to cut costs. For instance, buying HVAC equipment during the off-season, particularly March-May for air conditioners and late September-November for heating systems, can give you better negotiation potential and possible discounts.

Be sure to obtain multiple estimates and compare the overall package of quotes, including:

  1. brand
  2. size
  3. warranty
  4. efficiency ratings

Rather than just upfront cost to ensure comprehensive understanding and value. Consider high-efficiency models, which might have higher upfront costs but often come with incentives and rebates from utility companies or government programs and can pay back in four to seven years.

Selecting the Right Furnace for Your Home

Save money by selecting the best heating system
Save money by selecting the best heating system

Selecting the appropriate furnace for your home entails evaluating the unit’s type, size, and efficiency. With four main types, each with different operational costs and heating methods, you have options to suit your specific needs:

  1. Electric furnace
  2. Natural gas furnace
  3. Oil furnaces
  4. Propane furnace

Size is crucial, based on the heat a furnace can produce in an hour, measured in British Thermal Units (BTUs). While new furnaces provide reliability and better energy efficiency and come with warranties, it is recommended to seek the expertise of professional HVAC consultants to accurately determine the necessary furnace size for your home.

Maintaining Your Furnace for Longevity

After installing your new furnace, it’s vital to concentrate on its maintenance to extend its lifespan. Proper handling and expert installation practices can significantly improve a furnace’s life expectancy. Hiring a professional for furnace installation ensures the use of quality OEM parts, which can increase the furnace’s longevity and improve safety.

All furnace manufacturers recommend regular maintenance, typically costing between $100 and $300, to ensure warranty coverage for damage caused by lack of maintenance.


In conclusion, understanding furnace costs and the factors affecting them can help you make an informed decision about furnace installation or replacement. From the type, size, and efficiency of the furnace to additional factors such as brand choice, labor expenses, permits, and disposal of the old furnace, each aspect plays a crucial role in determining the total cost. Remember, while upfront costs are important, it’s also vital to consider long-term energy savings and the overall value of your investment.

Frequently Asked Questions

Is replacing a furnace worth it?

Yes, it is worth it to replace a furnace because upgrading to a new heating system can substantially reduce energy bills, especially if the system utilizes eco-friendly technologies. For example, air-source heat pump systems minimize heating energy usage by about 50%.

How long does a furnace last?

Furnaces typically last 15 to 30 years, with the average life expectancy being 15 to 20 years. However, some can last over 30 years with proper maintenance and care.

How much is a furnace for a 1500-square-foot house?

The cost of a furnace for a 1500-square-foot house varies depending on the size, brand, and several other factors of the installation.

How much should I expect to spend on a new furnace?

A new furnace costs anywhere from $2,807 to $6,783, with the average being $4,696. Most homes use a forced-air furnace system that burns fuel to heat air and distribute it through ductwork.

How much does it typically cost to install a new furnace?

Installing or replacing a furnace typically costs between $4,000 and $8,000, but the exact amount can vary due to several factors. Contact us today to discuss your particular situation and get a fast and accurate quote.