Furnace Replacement Cost in Thornton, CO
What homeowners in Thornton typically pay to replace a furnace in 2026.
Typical range
$3.5k–$8.5k
Most homeowners pay around $5,500 installed.
EstimatedUpdated 6/17/2026
How we calculated this
Cold winters in Colorado necessitate high-efficiency, multi-stage heating systems.
Nearby cities
Other hvac replacement costs in Thornton
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