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Cost Of A New Gas Furnace

What does it cost to buy a new gas furnace?

$1,000 - $6,000. The price of a new gas furnace largely depends on the size of the furnace and the level of efficiency. Higher efficiency units will cost you much more. The average size furnace sold is about 80k BTUs and range from $1,000 for the standard single stage units to $3,000 for the 96% (AFUE) efficiency units.

Cost Based On Home Size and Unit Efficiency

Home Size
BTU (Recommended)
Standard
High Efficiency (AFUE)
1,000 sq ft
40k to 60k
$1,000
$2,500
2,000 sq ft
60k to 80k
$1,500
$3,000
3,000 sq ft
90k to 120k
$2,000
$4,000
4,000 sq ft
120k to 180k
$2,500
$5,000
5,000 sq ft
180k to 250k
$3,000
$6,000

*For warmer climates use the lower BTU range, for moderate climates the middle, and for colder climates the higher range.

Installation Costs

$2,000 to $8,000. This article is about the cost of a new gas furnace. For a more detailed breakdown of installation costs see our article about gas furnace installation costs.

Overall Estimated Costs

$3,000 - $15,000. This estimate includes the price of a new gas furnace and the installation labor costs.

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