Registered HVAC technician apprentices by county, open recruitment windows where the state publishes them, and how the apprentice tier fits Arizona's licence ladder. Updated nightly.
Arizona has 124 registered HVAC technician apprentices in active status (fiscal year 2025, DOL RAPIDS), placed in 5 counties, 0.2 per 10,000 residents. That is 1.1 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 |
|---|---|---|---|
| Maricopa County | 91 | 73% | 0.2 |
| Pima County | 20 | 16% | 0.2 |
| Pinal County | 10 | 8% | 0.2 |
| Mohave County | 2 | 2% | 0.1 |
| Cochise County | 1 | 1% | 0.1 |
Source: DOL RAPIDS apprenticeship FY2025, active status, county-coded; as of December 31, 2025.
The Arizona register ATI reads carries no separate apprentice-tier credential for HVAC technicians; its ladder for this trade starts at Journeyman (3,790 active records, read September 16, 2026). Registered apprentices in the county table above are counted from the federal apprenticeship system, not from the licence register.
Credential types the Arizona Registrar of Contractors (ROC) issues for this trade: C-39 Air Conditioning and Refrigeration (commercial), CR-39 Air Conditioning and Refrigeration (residential), L-39 (dual), Federal EPA Section 608 technician certification. See how to get a HVAC technician license in Arizona 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); licence tiers: Arizona register read September 16, 2026; population: U.S. Census 2023 estimates.
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