Across King County, mold containment setup (6-mil poly barrier) is currently landing between $287 and $299 per job, with most quotes near $295. Mold work is priced by containment, treatment, and affected area, following IICRC practice. These figures come from real contractor submissions and market data — not a national average — so they reflect Puget Sound labor and material costs. Check your own number free to see whether you're under, in range, or leaving money on the table.
Across King County, mold containment setup (6-mil poly barrier) is currently landing between $287 and $299 per job, with most quotes near $295. Mold work is priced by containment, treatment, and affected area, following IICRC practice. These figures come from real contractor submissions and market data — not a national average — so they reflect Puget Sound labor and material costs. Check your own number free to see whether you're under, in range, or leaving money on the table.
The going rate for mold containment setup (6-mil poly barrier) in King County is $287–$299 per job, based on 12+ real local contractor quotes.
Compare it to the live King County range above ($287–$299 per job). Below $287 you may be underpriced; above $299 and you'll want to justify the premium. Check your exact number free on The Going Rate.
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The Going Rate · Independent King County contractor pricing benchmark. Anonymous. Built from real contractor data.