Registered fire sprinkler fitter apprentices by county, open recruitment windows where the state publishes them, and how the apprentice tier fits Oregon's licence ladder. Updated nightly.
Oregon has 107 registered fire sprinkler fitter apprentices in active status (fiscal year 2025, DOL RAPIDS), placed in 13 counties, 0.3 per 10,000 residents. That is 2.2 apprentices for every 100 employed fire sprinkler fitters in the state, the rate at which the trade is training its own replacements.
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Registered fire sprinkler fitter apprentices by county of the apprentice, largest first. Each county links to its fire sprinkler fitters market page.
| County | Apprentices | Share | Per 10k residents |
|---|---|---|---|
| Multnomah County | 55 | 51% | 0.7 |
| Clackamas County | 19 | 18% | 0.4 |
| Washington County | 8 | 7% | 0.1 |
| Yamhill County | 5 | 5% | 0.5 |
| Lane County | 4 | 4% | 0.1 |
| Marion County | 4 | 4% | 0.1 |
| Deschutes County | 3 | 3% | 0.1 |
| Jackson County | 3 | 3% | 0.1 |
| Linn County | 2 | 2% | 0.2 |
| Columbia County | 1 | 1% | 0.2 |
| Josephine County | 1 | 1% | 0.1 |
| Polk County | 1 | 1% | 0.1 |
| Umatilla County | 1 | 1% | 0.1 |
Source: DOL RAPIDS apprenticeship FY2025, active status, county-coded; as of December 31, 2025.
Credential types the Oregon Office of State Fire Marshal / Building Codes Division issues for this trade: Fire Protection Sprinkler Contractor licence / Certificate of Competency, Sprinkler fitter or apprentice registration where the state issues one, NICET certification in Automatic Sprinkler System Layout or Water-Based Systems. See how to get a fire sprinkler fitter license in Oregon 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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