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Prevailing wage rates in Benton County, Washington
L&I lists 464 rates across 59 trades for public works in Benton County, 20 of them residential. Of each trade's main rate, commercial diver is the highest at $137.01 an hour in total, and window film installer the lowest at $17.13.
L&I period 2026-2, rates in force on October 24, 2026. A project uses the rates in effect on the date bids are due, for the life of the contract (WAC 296-127-011). Checked against L&I's wage lookup on October 24, 2026.
Benton County rates by trade, highest first
Each trade's main rate, highest first, split into the taxable wage and the fringe benefits L&I lists. All bars share one scale. The table below lists the same rates A to Z with classifications.
- Diver & Tender$137.01
- Elevator Constructor$119.17
- Plumber / Pipefitter$103.41
- Refrigeration Mechanic$103.41
- Utility Lineman$98.45
- Dredger$97.45
- Striping & Traffic Control$95.41
- Electrician$92.05
- Heating Mechanic$86.34
- Sheet Metal Worker$86.34
- Millwright$85.80
- Ironworker$80.70
- Boilermaker$77.39
- Pile Driver$71.63
- Heat & Frost Insulator$68.80
- Operating Engineer$68.01
- Drywall Finisher$66.66
- Drywall Installer / Lather$66.66
- Teamster (Truck Driver)$66.49
- Carpenter$65.89
- Insulation Applicator$65.89
- Soft Floor Layer$65.72
- Bricklayer$63.84
- Marble Mason$63.84
- Telecom Technician$62.44
- Line Clearance Trimmer$62.19
- Cement Mason$60.15
- Brick Tender$59.86
- Plasterer$59.83
- Abatement Laborer$57.75
- Fence Builder$57.75
- Laborer$57.75
- Flagger$54.42
- Landscape Laborer$54.42
- Painter$52.40
- Roofer$52.20
- Glazier$48.20
- Terrazzo Worker$43.81
- Tile Setter$43.81
- Telephone Line Worker$40.28
- Tile Finisher$35.93
- Light Fixture Maintenance$34.23
- Field Surveyor$24.27
- Water Well Driller$18.00
- Building Service$17.13
- Cabinet Maker$17.13
- Industrial Vacuum$17.13
- Inland Boatman$17.13
- Landscape Maintenance$17.13
- Metal Fabricator$17.13
- Modular Building Worker$17.13
- Motor Shop Electrician$17.13
- Playground Installer$17.13
- Precast Concrete$17.13
- Sewer Inspection$17.13
- Sign Installer$17.13
- Stage Rigger$17.13
- Street Sweeper$17.13
- Window Film Installer$17.13
All trades and classifications, A to Z
One main rate per trade, with its classification and base wage. Open a trade for its other classifications, overtime, notes and residential rates. Click a column heading to sort.
| Trade | Main classification | Total | Base | Rates |
|---|---|---|---|---|
| Asbestos & Lead Abatement Laborer · Spokane County group | Journey Level | $57.75 | $38.63 | 1 |
| Boilermaker · Spokane County group | Journey Level | $77.39 | $47.67 | 1 |
| Brick Tender · Spokane County group | Journey Level | $59.86 | $40.45 | 1 |
| Bricklayer · Benton County group | Journey Level | $63.84 | $41.79 | 4 |
| Building Service Employee | Janitor | $17.13 | $8.55 | 4 |
| Cabinet Maker (In Shop) | Journey Level | $17.13 | $15.51 | 1 |
| Carpenter | General Carpenter | $65.89 | $48.11 | 8 |
| Carpet & Soft Floor Layer · Benton County group | Journey Level | $65.72 | $45.11 | 2 |
| Cement Mason · Benton County group | Journey Level | $60.15 | $42.70 | 2 |
| Diver & Tender · Spokane County group | Diver | $137.01 | $119.23 | 11 |
| Dredger · King County group | Leverman, Hydraulic | $97.45 | $67.20 | 7 |
| Drywall Finisher | Journey Level | $66.66 | $48.11 | 2 |
| Drywall Installer / Lather | Journey Level | $66.66 | $48.11 | 3 |
| Electrical Utility Lineman · King County group | Journey Level Lineperson | $98.45 | $70.75 | 9 |
| Electrician | Journey Level | $92.05 | $63.00 | 4 |
| Elevator Constructor · King County group | Mechanic | $119.17 | $70.47 | 2 |
| Fence Builder · Spokane County group | Fence Erector | $57.75 | $38.63 | 1 |
| Field Surveyor | Construction Site Surveyor: All Classifications | $24.27 | $24.27 | 1 |
| Flagger · Spokane County group | Journey Level | $54.42 | $35.38 | 1 |
| Glazier · Benton County group | Journey Level | $48.20 | $37.22 | 2 |
| Heating Equipment Mechanic · Yakima County group | Journey Level | $86.34 | $52.50 | 1 |
| Industrial Power Vacuum Cleaner · King County group | Journey Level | $17.13 | $9.24 | 1 |
| Inland Boatman · Spokane County group | Journey Level | $17.13 | $8.55 | 1 |
| Insulation Applicator | Journey Level | $65.89 | $48.11 | 2 |
| Insulator (Heat & Frost / Asbestos Worker) · Spokane County group | Journey Level | $68.80 | $45.81 | 1 |
| Ironworker · Spokane County group | Journeyman | $80.70 | $46.39 | 1 |
| Laborer | General Laborer | $57.75 | $38.63 | 99 |
| Landscape & Irrigation Laborer · Spokane County group | Landscape Construction: Landscape Laborer | $54.42 | $35.38 | 2 |
| Landscape Maintenance Laborer | Groundskeeper | $17.13 | $13.56 | 1 |
| Light Fixture Maintenance Worker | Journey Level | $34.23 | $34.23 | 1 |
| Line Clearance Tree Trimmer · King County group | Tree Trimmer | $62.19 | $44.54 | 5 |
| Marble Mason · Spokane County group | Journey Level | $63.84 | $41.79 | 2 |
| Metal Fabricator (In Shop) | Welder | $17.13 | $16.70 | 3 |
| Millwright · Spokane County group | Journey Level | $85.80 | $62.92 | 1 |
| Modular Building Worker · Pierce County group | Journey Level | $17.13 | $8.55 | 1 |
| Motor Shop Electrician · Pierce County group | Journey Level | $17.13 | $14.69 | 2 |
| Operating Engineer · Spokane County group | Shovel, excavator, backhoe, tractor: 15 to 30 metric tons | $68.01 | $42.59 | 207 |
| Painter | Commercial Painter | $52.40 | $36.02 | 3 |
| Pile Driver · Spokane County group | Journey Level | $71.63 | $53.80 | 1 |
| Plasterer · Spokane County group | Journey Level | $59.83 | $42.38 | 1 |
| Playground & Park Equipment Installer · King County group | Journey Level | $17.13 | $8.55 | 1 |
| Plumber / Pipefitter | Journey Level | $103.41 | $65.20 | 4 |
| Precast Concrete Products Worker · Benton County group | Journey Level | $17.13 | $9.96 | 2 |
| Refrigeration & A/C Mechanic · Yakima County group | Journey Level | $103.41 | $65.20 | 2 |
| Roofer · Yakima County group | Journeyman Roofer, Waterproofer, Kettleman | $52.20 | $37.11 | 2 |
| Sewer & Water System Inspection/Cleaning · Benton County group | Technician | $17.13 | $8.55 | 10 |
| Sheet Metal Worker · Yakima County group | Journey Level (Field or Shop) | $86.34 | $52.50 | 2 |
| Sign Installer · Yakima County group | Journey Level | $17.13 | $14.65 | 2 |
| Stage Rigging Mechanic · King County group | Stage Rigging Mechanics (non Structural): Journey Level | $17.13 | $13.23 | 1 |
| Street & Parking Lot Sweeper · Benton County group | Journey Level | $17.13 | $14.00 | 1 |
| Striping & Traffic Control Worker · Spokane County group | All cleanup required in connection with traffic control stripers work (Group 1) | $95.41 | $74.56 | 11 |
| Teamster (Truck Driver) · Spokane County group | Dump Truck | $66.49 | $41.85 | 7 |
| Telecommunications Technician · Yakima County group | Journey Level | $62.44 | $41.97 | 2 |
| Telephone Line Worker (Outside) · King County group | Telephone Lineperson | $40.28 | $31.83 | 4 |
| Terrazzo Worker · Yakima County group | Journey Level | $43.81 | $29.86 | 2 |
| Tile Finisher · Benton County group | Tile: Journey Level | $35.93 | $22.06 | 2 |
| Tile Setter | Journey Level | $43.81 | $29.86 | 2 |
| Water Well Driller · Benton County group | Well Driller | $18.00 | $18.00 | 3 |
| Window Film & Tinting Installer · Snohomish County group | Journey Level | $17.13 | $8.55 | 1 |
When Benton County's rates took effect
L&I doesn't republish every rate each period; a rate stays until L&I changes it. In Benton County, 376 of 464 rates took effect on September 2, 2026. The oldest still in force dates from March 3, 2010.
| Effective | Rates |
|---|---|
| September 2, 2026 | 376 |
| September 1, 2010 | 29 |
| October 9, 2026 | 15 |
| August 31, 2025 | 12 |
| March 5, 2025 | 7 |
| March 4, 2026 | 7 |
| March 3, 2010 | 5 |
| June 3, 2019 | 4 |
And 9 rates on 6 other dates.
Davis-Bacon wage determinations for Benton County
Federally funded or assisted construction here uses the U.S. Department of Labor's rates. When a contract requires both the state rate and the Davis-Bacon rate, paying the higher of the two meets both. The contract documents say which apply. Each trade's page shows its federal rate next to L&I's.
| Construction | Wage determination | Modification | Published |
|---|---|---|---|
| Building | WA20260002 D.O.E. Hanford Site Only | 2 | May 20, 2026 |
| WA20260102 Excludes D.O.E. Hanford Site | 2 | May 18, 2026 | |
| Residential | WA20260087 | 1 | May 18, 2026 |
| Highway | WA20260001 Excludes D.O.E. Hanford Site in Benton and Franklin Counties | 4 | June 16, 2026 |
| WA20260002 D.O.E. Hanford Site Only | 2 | May 20, 2026 | |
| Heavy | WA20260002 D.O.E. Hanford Site Only | 2 | May 20, 2026 |
| WA20260121 Excludes D.O.E. Hanford Site | 2 | May 18, 2026 |
Specialty WDs also cover Benton County for narrow kinds of work, and don't stand in for the rates above: WA20260080 (Dredging Construction Projects (Excludes D.O.E. Hanford Site in Benton and Franklin Counti).
Questions about Benton County rates
How much does an electrician make on prevailing wage in Benton County?
$92.05 an hour: a $63.00 base wage plus $29.05 in fringe benefits, for the main classification (Journey Level), under L&I period 2026-2. Overtime and every electrician rate in Benton County.
What is the prevailing wage for a laborer in Benton County?
$57.75 an hour: a $38.63 base wage plus $19.12 in fringe benefits, for the main classification (General Laborer), under L&I period 2026-2. Overtime and every laborer rate in Benton County.
Does the prevailing wage include fringe benefits?
Yes. The rate is a base wage plus fringe benefits, and the employer owes both for every hour. For commercial diver, the highest-paid trade in Benton County, the $137.01 total is a $119.23 base wage plus $17.78 in fringe benefits.
Do Davis-Bacon rates apply in Benton County?
On federally funded or assisted construction, yes: WA20260002 (modification 2, May 20, 2026) for building, highway and heavy construction, WA20260102 (modification 2, May 18, 2026) for building construction, WA20260087 (modification 1, May 18, 2026) for residential construction, WA20260001 (modification 4, June 16, 2026) for highway construction and WA20260121 (modification 2, May 18, 2026) for heavy construction. When a contract requires both the state rate and the Davis-Bacon rate, paying the higher of the two meets both. The contract documents say which apply.
Does Benton County share its rates with other counties?
For 44 of its 59 trades, yes: L&I sets the same rates, row for row, in other counties too. Operating engineer rates, for example, are the same in 8 counties (the Spokane County group). The other 15 are Benton County's own.