Registered HVAC technician apprentices by county, open recruitment windows where the state publishes them, and how the apprentice tier fits Hawaii's licence ladder. Updated nightly.
Hawaii has 254 registered HVAC technician apprentices in active status (fiscal year 2025, DOL RAPIDS), placed in 4 counties, 1.8 per 10,000 residents. That is 19.2 apprentices for every 100 employed HVAC technicians in the state, the rate at which the trade is training its own replacements.
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Registered HVAC technician apprentices by county of the apprentice, largest first. Each county links to its HVAC technicians market page.
| County | Apprentices | Share | Per 10k residents |
|---|---|---|---|
| Honolulu County | 207 | 81% | 2.1 |
| Maui County | 17 | 7% | 1.0 |
| Hawaii County | 16 | 6% | 0.8 |
| Kauai County | 14 | 6% | 1.9 |
Source: DOL RAPIDS apprenticeship FY2025, active status, county-coded; as of December 31, 2025.
Credential types the Hawaii Department of Commerce and Consumer Affairs, Professional and Vocational Licensing Division, Contractors License Board issues for this trade: C-52 Ventilating and air conditioning contractor, C-40 Refrigeration contractor, C-40a Prefabricated refrigerator panels contractor, C-61b Solar heating and cooling systems contractor, License held as Entity, Responsible Managing Employee (RME) or Sole Proprietor. See how to get a HVAC technician license in Hawaii for hours, exams and renewal.
Sources: registered apprentices: DOL RAPIDS apprenticeship FY2025, active status, as of December 31, 2025; employment: BLS QCEW construction x OEWS occupation share (estimate); population: U.S. Census 2023 estimates.
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