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How Much Does An Outdoor Wood Furnace Or Boiler Cost?

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Key Takeaways
Average Unit Cost$7,000 – $12,000
Average Total Cost$9,000 – $16,000 (unit + installation)
Factors Influencing CostsHome size, boiler type, brand
ProsAffordable fuel, renewable energy
ConsHigh upfront cost, daily maintenance

When considering investing in an outdoor wood furnace or boiler, understanding the associated costs is essential. This article will provide a comprehensive guide on the prices, installation costs, factors affecting these prices, and the benefits and drawbacks of owning such a unit.

$7,000 – $12,000 Average Cost (Unit Only)

The average cost of purchasing an outdoor wood furnace varies widely, generally ranging from $7,000 to $12,000 for the unit alone. Several factors can influence these prices, including the unit’s size, efficiency, brand, and additional features.

$9,000 – $16,000 Average Total Cost (Unit + Installation)

When factoring in installation, the average total cost for an outdoor wood furnace or boiler typically ranges from $9,000 to $16,000. These additional costs include materials, labor, and any necessary permits or inspections.

Outdoor Wood Furnace Boiler Prices

Understanding the cost structure based on the size of the area being heated is crucial. Below is a table that outlines the unit prices and total installed costs based on square footage:

Square FootUnit PriceTotal Cost Installed
1,500 – 2,000$6,500 – $10,000$8,500 – $14,000
2,000 – 2,500$7,000 – $11,000$9,000 – $15,000
2,500 – 3,000$7,500 – $12,000$9,500 – $16,000
3,000 – 3,500$8,000 – $13,000$10,000 – $17,000
3,500 – 4,000$8,500 – $14,000$10,500 – $18,000

Average Cost To Install An Outdoor Wood Boiler

On a national scale, the costs to install an outdoor wood boiler can vary, as shown in the table below:

National average cost$12,500
Minimum cost$7,500
Maximum cost$20,000
Average cost range$9,000 to $16,000

Standard Vs. Wood Gasification Boiler Price Comparison

The type of outdoor wood boiler you choose—standard or gasification—can significantly influence costs. Here’s a comparison:

Boiler TypeUnit PriceTotal Cost Installed
Standard Wood Boiler (70%-85% efficient)$5,500 – $12,000$7,500 – $16,000
Wood Gasification Boiler (90%-95% efficient)$8,000 – $16,000$10,000 – $20,000

Outdoor Wood Furnace Prices By Brand

Different brands offer a range of prices for outdoor wood furnaces. Here is a price comparison of various brands:

BrandPrice Range
Central Boiler$8,300 – $16,000
HeatMaster$5,600 – $16,800
Crown Royal$6,500 – $11,200
Heatmor$6,600 – $10,000
Woodmaster$7,500 – $14,600
Hawken Energy$6,500 – $11,200
Econoburn$10,000 – $11,000
Hyprotherm$6,700 – $7,400

Central Boiler Prices

Central Boiler offers various models with differing BTU outputs. Here’s a glance at their prices:

ModelBTUUnit PriceTotal Cost Installed
Classic Edge 360150,000$8,300 – $11,300$10,300 – $15,300
Classic Edge 560200,000$10,200 – $13,300$12,200 – $17,300
Classic Edge 760245,000$12,600 – $16,000$14,600 – $20,000
E-Classic 1450200,000$10,000 – $10,800$12,000 – $14,800
E-Classic 2400250,000$12,000 – $12,500$14,000 – $16,500

HeatMaster Wood Boiler Prices

HeatMaster provides wood boilers with different configurations and capacities:

ModelBTUUnit PriceTotal Cost Installed
G-4000 (wood-burning)93,000$10,000 – $11,600$12,000 – $15,600
G-7000 (wood-burning)165,000$12,000 – $13,800$14,000 – $17,800
G-10000 (wood-burning)230,000$15,000 – $16,800$17,000 – $20,800
MF-3000e (wood/coal)150,000$5,600 – $6,500$7,600 – $10,500
MF-5000e (wood/coal)250,000$8,800 – $9,300$10,800 – $13,300

Outdoor Wood Boiler Price Factors

Various factors influence the overall cost of purchasing and installing an outdoor wood boiler:

FactorAverage Cost
New Outdoor Boiler$7,000 – $12,000
Supplies and Materials$500 – $1,000
Installation Labor$1,500 – $3,000
Total Cost to Install$9,000 – $16,000

Multi-Fuel Wood Furnace With Propane Prices

Outdoor wood furnaces that also use propane can have a slightly different cost structure. The combination of fuels can affect installation and operation costs.

Outdoor Wood Furnace Sizing

Properly sizing your furnace or boiler is key to ensuring efficient operation. Here is a guide to required BTUs based on home size:

Home Size (sq ft)BTUs Needed
1,500 – 2,00060,000 – 120,000
2,000 – 2,50080,000 – 150,000
2,500 – 3,000100,000 – 180,000
3,000 – 3,500120,000 – 210,000
3,500 – 4,000140,000 – 240,000

Cost To Run An Outdoor Wood Furnace

The operational costs should also be factored in. These include the cost of fuel, such as wood:

Number of Wood CordsAverage Cost
4$800 – $1,600
6$1,200 – $2,400
8$1,600 – $3,200

Outdoor Wood Furnace Alternatives & Prices

Consider alternative heating fuel options such as biomass fuels or coal:

Fuel TypePrice Range
Biomass (wood pellets/corn)$8,000 – $10,700
Coal$4,300 – $11,000

Pros And Cons Of Outdoor Wood Furnaces And Boilers

Understanding the advantages and disadvantages can help in making an informed decision:


  • Doesn’t take up indoor space
  • Safer operation with outside combustion
  • Wood is more affordable than most utilities
  • Renewable energy resource
  • Adjustable BTU heating output
  • Extremely durable
  • Works with most indoor-heating systems
  • Independent heating-fuel source
  • Discounted home insurance since the system is safer
  • Indoor hot-water heating, pool heating, & multiple applications are all possible with one wood stove


  • High upfront cost
  • Requires daily wood loading
  • Daily firebox cleaning
  • Needs easy wood access
  • Requires wood-storage space
  • Creosote buildup from burning wood with high-moisture content

Outdoor Wood Furnace FAQs

How Does An Outdoor Wood Furnace Or Boiler Work?

An outdoor wood furnace or boiler operates by burning wood outside your home in a closed system. The heat generated from this combustion is transferred to your home via an insulated underground pipe, heating water or air that circulates through your existing heating system.

How Long Does An Outdoor Wood Furnace Or Boiler Last?

The lifespan of an outdoor wood furnace or boiler generally ranges from 20 to 30 years, depending on the model and maintenance practices. Regular upkeep of the unit is crucial to ensure longevity.

Are Outside Wood Boilers Or Furnaces Worth The Money?

The initial investment in an outdoor wood furnace or boiler can be high, but the savings in heating costs over time can make them a worthwhile investment. Additionally, the use of wood as a renewable resource contributes positively to environmental considerations.

How Efficient Is An Outdoor Wood Boiler?

Efficiency varies depending on the type of boiler. Standard wood boilers offer efficiency rates between 70% and 85%, while wood gasification boilers deliver a higher efficiency rate of 90% to 95%.

Finding And Hiring An Outdoor Wood Furnace Installer

When planning to purchase and install an outdoor wood furnace, finding a qualified installer should be a priority.

Questions To Ask

  • How many years of experience do you have in installing outdoor wood furnaces?
  • Can you provide references from previous clients?
  • What is the estimated timeline for installation?
  • Does the installation cost cover all materials and labor?
  • Are there any additional costs not included in the estimate?
  • What kind of warranty do you offer on the installation and the unit?

Key Takeaways

Investing in an outdoor wood furnace or boiler involves understanding various price points and factors affecting these costs. Although the initial expense may be substantial, the long-term benefits of utilizing a renewable energy source and potential savings on heating costs make them a viable option for many homeowners. Make sure to consider all aspects before making a well-informed decision.

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