CostInMyCity

Louisville, KY / HVAC replacement

HVAC replacement cost in Louisville, KY

Average $7,500; common $5,000–$12,500; up to $22,000 with new ductwork. Central AC $3,900–$7,900; gas furnace $3,800–$10,000; heat pump $4,200–$7,600; labor about $1,500.

Labor for HVAC replacement in Louisville, KY is indexed to the BLS construction-and-extraction occupations mean hourly wage for Louisville/Jefferson County, KY-IN of $29.64 (May 2025), applied to the 30% labor share.

Louisville Metro Department of Codes and Regulations, Construction Review is the issuing office. The typical permit fee recorded from Louisville Metro Construction Review permit fees — HVAC & Mechanical, retrieved 2026-09-01, is $105. Fee model: flat.

The national typical for this job is $7,500. Materials stay at the national figure while labor is wage-indexed for Louisville, KY.

Typical all-in

$7,478

Job cost plus the recorded local permit fee at this size.

Low
$5,020
Typical
$7,478
High
$21,781

Breakdown

Labor (allocated)$2,212
Materials (allocated)$5,161
Job subtotal$7,373
Permit$105
All-in typical$7,478

Labor is adjusted for construction wages in this metro. Materials stay at the national figure. This is an estimate, not a contractor quote.

Permit fee

Fee model
Flat fee
Typical fee
$105
Range
$105 – $155
Retrieved
2026-09-01
  • 1-2 family HVAC first system — $105Heating, cooling, or combination. Included.
  • Each additional system — $50High path only (separate heating + cooling).

Typical 3-ton combination (or heat pump) $105. Low $105. High furnace + separate AC = $105+$50=$155.

1-2 family new or replacement: $105 first system, $50 each additional. Combination heating/cooling counts as one system.

Louisville Metro Construction Review permit fees — HVAC & Mechanical

Citations

  1. How Much Does HVAC Replacement Cost? [2026 Data] Retrieved Aug 12, 2026. Average $7,500; $5,000–$22,000; labor about $1,500; national permit range $50–$500 (not city-specific).
  2. Louisville Metro Construction Review permit fees — HVAC & Mechanical Retrieved Aug 31, 2026. 1-2 family new or replacement: $105 first system, $50 each additional. Combination heating/cooling counts as one system.
  3. BLS OEWS construction wages — Louisville/Jefferson County, KY-IN BLS OEWS construction-and-extraction mean hourly wage / national same vintage, applied to laborShare only. Not a city-specific bid survey.

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