CostInMyCity

Honolulu, HI / HVAC replacement

HVAC replacement cost in Honolulu, HI

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 Honolulu, HI is indexed to the BLS construction-and-extraction occupations mean hourly wage for Urban Honolulu, HI of $40.71 (May 2025), applied to the 30% labor share.

City and County of Honolulu Department of Planning and Permitting (DPP) is the issuing office. The typical permit fee recorded from City and County of Honolulu DPP Building Permit Fee Calculator / ROH 18-6.2 Table 18-A, retrieved 2026-09-01, is $177. Fee model: valuation.

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

Typical all-in

$8,361

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

Low
$5,578
Typical
$8,361
High
$24,354

Breakdown

Labor (allocated)$2,450
Materials (allocated)$5,718
Job subtotal$8,168
Permit$193
All-in typical$8,361

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
Based on project value
Typical fee
$193
Range
$133 – $396
Retrieved
2026-09-01
  • Building permit (Table 18-A) — $177Included. Like-for-like equipment swap is not assumed to need plan review.

Typical $7,500: ceil(7500/100)×$2.20 + $12 = $177.00. Low $122.00; high $364.00.

HVAC replacement is priced on ROH Table 18-A construction value. Documented 3-ton (36,000 BTU) like-for-like split.

City and County of Honolulu DPP Building Permit Fee Calculator / ROH 18-6.2 Table 18-A

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. City and County of Honolulu DPP Building Permit Fee Calculator / ROH 18-6.2 Table 18-A Retrieved Aug 31, 2026. HVAC replacement is priced on ROH Table 18-A construction value. Documented 3-ton (36,000 BTU) like-for-like split.
  3. BLS OEWS construction wages — Urban Honolulu, HI 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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