Furnace Replacement Cost in Lexington 2026
Furnace Replacement in Lexington costs between $2,930 and $9,207 in 2026, with the average around $5,022. Lexington pricing runs 16% below the US national average. Removal of the old furnace and installation of a new high efficiency gas or electric unit with new venting and a gas or electrical connection. Includes thermostat setup and combustion testing.
What furnace replacement includes in Lexington
Removal of the old furnace and installation of a new high efficiency gas or electric unit with new venting and a gas or electrical connection. Includes thermostat setup and combustion testing.
Typical time on site: 1 day. Local labor rate: $23/hour for an experienced hvac pro.
What changes the price of furnace replacement in Lexington
- Furnace AFUE efficiency
- Gas versus electric
- Venting modifications
- Heating capacity in BTU
- Old unit removal
A furnace replacement quote priced off statewide averages will be off by 10 to 20 percent for Lexington, because the metro has its own labor pool, material delivery distances, and permit timelines.
Lexington climate and demand for hvac
Mild humid subtropical to continental climate with moderate winters, occasional freeze-thaw, and humid summers; frost depth is shallow compared to the upper Midwest.
Lexington permits for furnace replacement
Building department: Lexington-Fayette Urban County Government (LFUCG) Division of Building Inspection. https://www.lexingtonky.gov/government/departments-programs/environmental-quality-public-works/building-inspection
Typical permit cost: $100 - $2,500 residential. Inspection time: 10-20 business days. Lexington rule: Kentucky has no state general contractor license, but HVAC, electrical, and plumbing trades are licensed at the state level; LFUCG enforces the Kentucky Building Code through its merged city-county Division of Building Inspection.
Kentucky sales tax and licensing for HVAC
Kentucky sales tax: 6% (no local sales tax). Real property labor exempt. 2018 HB 487 expanded taxable services but construction labor remained exempt.
State license: Kentucky Department of Housing, Buildings and Construction, required: $50 (residential); HVAC, electrical, plumbing $30-300.
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