Pricing by neighborhood — Mold Remediation · Portland, OR
| Neighborhood | Low | High | Why the price moves |
|---|---|---|---|
| Northwest Hills / Forest Park | $95 | $145 | Premium estates, sub-grade media rooms, hillside drainage; $5K-$25K typical scopes |
| Pearl / NW Portland | $90 | $135 | Condo basement seepage, shared HVAC contamination, after-hours building rules |
| Hawthorne / Sellwood / SE inner | $85 | $125 | 1900s craftsman bungalows, chronic crawlspace mold, tight access |
| Alberta / NE inner | $80 | $120 | Gentrified pre-1940 bungalows, partial basement updates, moderate access |
| Eastmoreland / Laurelhurst | $90 | $130 | Premium historic stock, plaster walls, careful containment required |
| Lake Oswego / West Linn | $95 | $140 | Luxury homes, sub-grade media rooms, Clackamas Co inspection layers |
| Beaverton / Hillsboro | $72 | $110 | Washington Co suburban tract, post-1980 construction, simpler access |
| Gresham / Outer East | $69 | $105 | Budget end; ranch and split-level stock, slab and shallow crawlspace |
Mold Remediation hourly rate by neighborhood in Portland, OR. Ranges reflect typical contractor pricing including travel time, building-type access, and local labor density.
How much does mold remediation cost in Portland?
Portland mold remediation crews charge $69-$115 per hour for scheduled work, with an average of $92/hr. Most jobs are quoted as a fixed scope (typical basement remediation $2,500-$8,500; whole-house post-flood $12,000-$35,000), but the underlying labor rate sets the baseline. Neighborhood matters: Northwest Hills estates and Lake Oswego luxury homes sit at the top of the range because of sub-grade media rooms, hillside drainage complexity, and premium-stock containment requirements. Gresham and outer-east tract homes sit at the bottom.
The Bureau of Labor Statistics reports the median hourly wage for hazardous materials and remediation workers in the Portland-Vancouver-Hillsboro metro at $46.08. The gap between that and the $92/hr you actually pay is real and explainable, and the rest of this article walks through where every dollar goes, what permits and certifications actually matter, and what to ask when comparing quotes.
Portland Mold Remediation Rates by Neighborhood
Portland is not one mold market. A Hawthorne 1912 craftsman with a 26-inch rubble-foundation crawlspace is a fundamentally different job than a 2005 Beaverton tract home with a poured-concrete foundation and a vapor barrier already in place, and the price reflects that. The full per-neighborhood breakdown sits at the top of this page; this section explains the why behind the numbers.
The premium for Northwest Hills, Lake Oswego, and inner-east premium stock is not arbitrary. Portland gets 36 inches of rain a year and 200-plus overcast days, which means moisture intrusion is chronic, not episodic. Craftsman bungalows in Hawthorne and Sellwood were built before vapor barriers existed, sit on rubble foundations, and have spent 100-plus winters absorbing groundwater. Hillside homes in the West Hills push water through retaining walls into sub-grade rooms. Northwest Industrial properties below the Willamette flood line carry FEMA-flagged basement risk.
Comparable cities for cross-reference:
- Seattle mold remediation costs — $75-$125/hr
- San Francisco mold remediation costs — $85-$140/hr
- Los Angeles mold remediation costs — $70-$115/hr
- Boston mold remediation costs — $75-$120/hr
Portland sits roughly in line with Pacific Northwest peers, with Seattle 5-10% higher because of stricter King County environmental rules and San Francisco 15-20% higher because of overall labor costs.
Portland Mold Remediation Pricing by Building Type
Neighborhood is one axis. Building type is the other, and it often matters more than the zip code. A 1908 Sellwood craftsman with a vented crawlspace costs noticeably more to remediate than a 1998 Hillsboro tract home on the same insurance policy, because the work is slower, the access is worse, and the contamination is almost always more extensive.
| Building type | Hourly rate | Why the price moves |
|---|---|---|
| 1900-1935 craftsman bungalow (Hawthorne, Sellwood, Alberta) | $95-$140 | Rubble-foundation crawlspaces, no vapor barrier, plaster walls, chronic Stachybotrys, tight access |
| 1920-1940 historic premium (Laurelhurst, Eastmoreland, Irvington) | $100-$145 | Plaster walls require slower containment, decorative trim work, careful clearance for resale |
| Mid-century ranch / split-level (1950s-1970s) | $80-$120 | Mostly concrete foundations, some crawlspace, often retrofitted vapor barrier |
| Suburban tract (1980s-2000s, Beaverton, Hillsboro, Gresham) | $72-$110 | Code-current vapor barriers, simpler access, predictable scope |
| Luxury hillside / sub-grade (West Hills, Lake Oswego) | $100-$155 | Finished basements, media rooms, hillside drainage, high-end finish replacement |
The craftsman premium is real and not arbitrary. Inner SE Portland’s pre-1935 bungalows were built before mechanical ventilation, before residential vapor barriers, and before residential building codes addressed moisture management. A typical Hawthorne crawlspace remediation involves crawling through 26 inches of clearance, removing 80-plus years of accumulated debris and degraded insulation, installing a new 10-mil vapor barrier across uneven dirt, treating exposed joists with antimicrobial, and often coordinating with a Portland basement waterproofing contractor to fix the moisture source. Skip the waterproofing step and the mold is back within 18 months.
What Your Billed Hour Actually Covers
The $46.08 BLS wage is take-home pay for the remediation technician, not what the customer pays. The customer rate of $69-$115/hr covers everything the business needs to legally and safely operate in Portland.
Roughly: 50% labor, 13% commercial liability and bonding insurance with mold-specific endorsement ($18,000-$30,000/yr per crew in Portland because mold work carries higher claim rates than general contracting), 11% equipment and PPE (HEPA air scrubbers at $1,500-$3,500 each, negative-air machines, commercial dehumidifiers, full-face respirators with P100 cartridges, Tyvek suits), 10% Portland-specific licensing and overhead (CCB registration, IICRC S520 certification renewals, vehicle parking and dispatch), and 16% contractor profit margin. Strip any of those out and the business cannot stay open.
This is why the cheapest quote is not always the right one. A contractor bidding $45/hr is either operating without the mold-specific insurance endorsement (your homeowner’s policy will not cover the resulting damage), without CCB registration (the work is illegal in Oregon), or losing money and about to disappear mid-project. Mold remediation done wrong releases millions of spores into the rest of the house, turning a $3,000 fix into a $15,000 problem.
Portland Mold Remediation Permits and What They Cost
Oregon does not license mold remediators specifically, but several Portland-specific regulatory layers attach to most jobs. Skipping these is the most common way a homeowner turns a $3,000 remediation into a five-figure problem with insurance complications.
| Work | Permit / certification | Typical cost | Lead time |
|---|---|---|---|
| Contractor registration | Oregon CCB registration (mandatory) | Built into contractor rate | Verify before booking |
| Structural drywall removal | Portland BDS Building Permit | $150-$450 | 5-15 business days |
| Pre-1980 building demo | OR-OSHA asbestos sampling first | $300-$800 sampling | 3-7 days lab turnaround |
| Confirmed asbestos | Licensed abatement contractor required | $2,500-$12,000 separate scope | 2-6 weeks |
| Post-remediation clearance | Third-party hygienist air sampling | $400-$900 | 3-7 days |
Your contractor handles the BDS permit on your behalf and the fee gets added to the invoice. Asbestos sampling on pre-1980 buildings is non-negotiable in Portland: BDS will not issue a demolition permit without the test results, and OR-OSHA enforces the requirement. Post-remediation clearance testing from a third-party industrial hygienist (not the remediation contractor) is the only way to document that the job worked, and it is required by most insurers before they release final claim payment.
For larger water-loss claims involving multiple trades, expect to coordinate the remediation permit with a Portland general contractor who handles the full BDS filing and reconstruction as one package.
Common Mold Remediation Job Pricing in Portland
These are typical all-in prices including labor, equipment, antimicrobial materials, Portland-specific permit fees where applicable, and post-remediation testing. Inner-east premium stock and West Hills sit at the high end of each range; Beaverton and Gresham at the low end.
| Job | Total cost | Crew days | Notes |
|---|---|---|---|
| Mold inspection + air sampling | $400-$900 | 0.5 | $1,600 avg search volume nationally; required by most insurers |
| Bathroom mold (under 30 sq ft) | $800-$2,200 | 1-2 | Includes drywall section, antimicrobial, repaint primer |
| Crawlspace remediation (single-family) | $2,500-$8,500 | 2-5 | Vapor-barrier replacement, joist treatment, sump if needed |
| Basement remediation (partial) | $3,500-$10,000 | 3-6 | Drywall to 4 feet, insulation, antimicrobial, dehumidification |
| Attic mold (post-roof-leak) | $1,800-$5,500 | 2-4 | Sheathing treatment or partial replacement, insulation removal |
| Whole-house post-water-loss | $12,000-$35,000 | 7-14 | Multi-room scope, equipment runtime, reconstruction separate |
| Stachybotrys (black mold) premium | +$1,500-$4,000 | +1-2 | Higher PPE, slower containment, disposal protocols |
| HVAC system contamination | $1,500-$4,500 | 1-3 | Duct cleaning, coil treatment, sometimes partial replacement |
| Post-remediation clearance testing | $400-$900 | 0.5 | Third-party hygienist; required by insurers |
Crawlspace remediation deserves a callout. Inner SE Portland craftsman bungalows almost universally have rubble-foundation crawlspaces with no vapor barrier, and 80-100 years of accumulated moisture means the joists, subfloor, and insulation are often partially compromised. A typical scope includes debris removal, full 10-mil vapor-barrier installation, joist antimicrobial treatment, mechanical ventilation upgrade, and coordination with a Portland plumber if leaking supply lines are part of the moisture source. Whole-house contamination from a post-water-loss event is a different category: the equipment runtime alone can hit $4,000-$8,000 across a 10-day dry-down, before any reconstruction begins.
How to Get and Compare Portland Mold Remediation Quotes
Three things separate a useful quote from a useless one, and they all come down to scope specificity.
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Tell the contractor the building age, foundation type, and water source. “1912 Hawthorne craftsman, rubble foundation crawlspace, visible mold on joists, suspected source is failed downspout extension” gets a different number than “I think I have mold in my basement.” Mold contractors price the job partly off access and partly off how much of the moisture source needs to be addressed, so generic estimates are worth less than a detailed brief with photos.
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Ask for an itemized written scope that breaks out containment setup, HEPA equipment runtime per day, antimicrobial square footage, drywall and insulation removal, disposal fees, and post-remediation clearance testing. Reputable Portland firms email itemized PDFs within 24-48 hours of the site visit. A lump-sum “mold remediation: $8,500” quote with no breakdown is unverifiable. If a contractor will not put the scope in writing, walk.
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Verify CCB registration, IICRC S520 certification, and mold-endorsed insurance before you book. Pull the CCB license number from the Oregon Construction Contractors Board public search and request a current Certificate of Insurance showing $1M general liability with mold endorsement. Both checks take five minutes and rule out 90% of the contractors who later become problems.
How We Calculated These Prices
The Portland mold remediation hourly rate of $69-$115 starts with the BLS Occupational Employment and Wage Statistics median hourly wage for hazardous materials and remediation workers in the Portland-Vancouver-Hillsboro metropolitan statistical area: $46.08 as of May 2024. We apply a 1.5x-2.5x consumer multiplier covering business overhead, mold-endorsed insurance, certifications, vehicle and equipment costs, employer-paid taxes, and contractor profit margin, calibrated against current market quotes from CCB-registered, IICRC S520-certified Portland remediation firms.
Neighborhood-level adjustments reflect housing-stock differences (pre-1935 craftsman vs. post-1980 tract), foundation type (rubble vs. poured-concrete), drainage complexity (hillside vs. flat-lot), and access logistics (tight craftsman crawlspaces vs. open basements). The full formula and source list lives on our methodology page.
Other Portland Service Costs You Might Need
Mold rarely happens in isolation. A successful remediation usually means also fixing the moisture source, which pulls in 2-3 adjacent trades.
- Portland basement waterproofing costs — required if seepage is the moisture source
- Portland HVAC technician costs — for duct cleaning, coil contamination, or ventilation upgrades
- Portland plumber costs — for supply-line leaks, failed drain lines, or water-heater pan failures driving the moisture
- Portland roofer costs — for the failed flashing or shingle gap behind attic mold
- Portland general contractor costs — when the project crosses 3-plus trades and needs a single BDS filing