Residential Mold Inspection

Certified mold and moisture inspection for the places you live. Clear answers for your family, your lease, your sale, or your next-door rental.

Overview

Residential mold inspection for the place you live

Mold in a home is rarely just a cosmetic problem. It usually follows a slow leak, poor ventilation, or past water damage that never fully dried, and it affects air quality, allergies, and how the place feels long before any growth becomes visible. Our residential mold inspection is structured around how families really use their homes: kids' bedrooms, primary suites, bathrooms, laundry rooms, basements, attics, and anywhere plumbing runs hidden behind walls. Whether you own the place, you're renting, or you're under contract on a sale, we document what's there clearly, explain the findings in language anyone can follow, and tell you whether sampling or remediation makes sense as a next step. We don't sell the cleanup, so we have no reason to push you toward work you don't need.

Call For An Inspection Contact

Residential mold inspection for the place you live

Coverage

Every residential mold inspection we handle

One careful process, applied to single-family houses, multi-family buildings, and the rentals in between

Single-family homes and townhomes

From starter homes to long-term family residences, with focus on hidden moisture and the slow leaks that lead to bigger problems.

Condos and co-ops

Shared walls, shared plumbing, and shared HVAC create unique mold risks. Our certified mold inspectors document conditions for owners and HOA boards alike.

Duplexes and small multi-family

Two-unit, three-unit, and small multi-family residential properties get the same careful inspection process as single-family, with separate reporting per unit when needed.

Rental units (tenant or landlord)

Independent residential mold inspection reports protect both tenants and landlords, with documentation that holds up for lease disputes, insurance, and habitability claims.

Proven Trust

365+ homes trust us with their mold inspection

Homeowners, buyers, and property managers come back to us for fast scheduling, clean documentation, and reports they can hand to contractors, insurers, or a real estate team. No conflict of interest, because we inspect and test, never remediate.

Call For An Inspection

Mold inspection Everett FAQ

Call For An Inspection

Properties in the Bayside and waterfront neighborhoods sit within the moisture envelope of an active naval and industrial port — saltwater, marine humidity, and constant waterfront activity keep ambient conditions wetter than inland Everett neighborhoods year-round. The delta fill soil that most of these neighborhoods sit on has a shallow water table and retains moisture around foundations in ways that upland soil doesn't. Salt air degrades exterior sealing and caulking faster than in drier climates, opening window frames, stucco joints, and deck connections to water intrusion that accumulates inside wall assemblies over years of Pacific Northwest winters. Pre-purchase inspections in these neighborhoods should specifically assess the crawl space and any below-grade space given the soil conditions.

Crawl space mold is one of the most consistent findings in Everett's older housing stock, and the mechanism is straightforward: the Snohomish River delta soil has a shallow water table, the Pacific Northwest's 38-plus inches of annual rainfall keeps ground moisture elevated through the long wet season, and original vapor barriers in mid-century and older homes have deteriorated or were never installed to modern standards. Subfloor framing sitting in persistently humid conditions develops surface mold before any visible damage appears in the living space above. The crawl space inspection maps moisture readings across the framing and joists, checks vapor barrier coverage, and evaluates cross-ventilation — findings that define whether the condition is a maintenance issue or an active growth problem requiring remediation.

The Snohomish River has flooded Lowell and the low-lying neighborhoods near the delta multiple times through Everett's history, with notable events in the early 2000s when sustained winter runoff pushed river levels above flood stage for multiple consecutive days. Properties in Lowell's lower blocks and near the river corridor may carry accumulated moisture damage from flood events that predates the current owner — crawl space framing and subfloor material that absorbed water in a flood and was dried rather than replaced can harbor dormant mold that activates when humidity rises again in subsequent wet seasons. For any Lowell property or river-adjacent purchase, the crawl space and basement inspection should look specifically for evidence of past flood intrusion.

Yes — the 1960s through 1980s housing stock along the Mukilteo corridor south of Everett is a regular part of our Everett work. This construction era carries predictable aging-system risks: galvanized supply lines corroding from the inside, original HVAC systems developing condensate drain failures, first-generation asphalt roofing replaced once but with original flashing details that now leak at penetrations and valleys. When these systems begin failing in the same decade, the moisture accumulation accelerates and shows up in wall cavities and crawl spaces before it's visible at the surface. The inspection approach for this housing era focuses on the plumbing walls, the attic, and the crawl space rather than surface conditions.

Clearance testing — also called post-remediation verification — confirms that a remediation contractor's work succeeded: the affected material was removed or treated, the moisture source was controlled, and indoor spore counts are back within the range of the outdoor baseline. It's needed whenever a remediation was performed and the property owner, buyer, insurer, or tenant requires independent confirmation. Because 24H Mold Inspection of Everett never performs remediation, the clearance test is independent — we have no stake in the contractor's work passing. In Everett's rental market, clearance testing is increasingly requested by tenants and housing inspectors following landlord-initiated remediation of habitability complaints.

Our Everett team covers all Everett neighborhoods — Downtown, Bayside, Pinehurst, Silver Lake, the waterfront corridor, Lowell, and Cascade View — plus the Mukilteo corridor with same-day and next-day appointments and 24/7 emergency response. Several neighboring cities have their own dedicated 24H Mold Inspection pages with local teams: Seattle, Renton, Tacoma, and Bellevue each have separate coverage with their own local phone numbers. If your property is in one of those cities, that page will have the most relevant local information.

Yes — office and retail buildings in Downtown Everett, industrial-adjacent commercial properties near the port and Naval Station, multifamily residential throughout the city, and mixed-use buildings along the Colby Avenue corridor. Everett's commercial mold cases most often involve older masonry downtown buildings where moisture migrates through degraded mortar joints, flat-roof commercial buildings with standing water and drain failures, and ground-floor retail in mixed-use buildings where occupancy humidity rises into the residential floors above. Reports are written to be handed to a property manager, building engineer, or insurer.

Inspection and testing only. In Everett's older housing stock and waterfront properties, where moisture sources are often building-system failures — deteriorated crawl space vapor barriers, aging plumbing, failed roofing details — rather than single acute events, the remediation scope can be substantial. A company with cleanup work to sell has a financial reason to find more of it. What you receive is the diagnosis: extent of growth, moisture source, lab-confirmed species, and a written scope you can use to get comparable bids from multiple contractors. Because we perform no remediation, our clearance testing is independent — we have no financial stake in confirming the contractor's work succeeded.

The inspection and testing process is the same for rental properties as for owner-occupied homes — thermal imaging, moisture meter readings, crawl space assessment, and air or surface sampling sent to an accredited lab. What differs is the documentation use case. For a landlord responding to a tenant complaint under Washington State's Residential Landlord-Tenant Act, the report either confirms the problem and defines the fix or documents that the unit met habitability standards at the time of inspection. For a tenant initiating a complaint, the report provides lab-verified evidence that holds up in a dispute. Because we perform no remediation, the report carries no financial interest in its findings.

Yes — these are among our more detailed inspections because the site conditions require it. Properties near the Snohomish River delta and the Naval Station waterfront sit on fill soil with shallow water tables, and the inspection approach accounts for that ground condition. Crawl space moisture readings, foundation drainage assessment, and any evidence of past flood intrusion in Lowell and the river-adjacent neighborhoods are documented specifically rather than treated as standard residential findings. The report reflects the site conditions rather than applying a generic residential template.

Washington State does not license mold inspectors as a separate credential — anyone can call themselves a mold inspector. The meaningful qualifications are third-party certifications from organizations like the American Industrial Hygiene Association or the Indoor Air Quality Association, which require demonstrated competency. Equally important is whether the company also performs remediation — if it does, its inspection findings have a financial interest attached. 24H Mold Inspection of Everett is inspection and testing only, uses certified inspectors, and sends samples to an accredited third-party laboratory. Ask any inspector you're considering for their certification credentials and whether they perform remediation work.

Contact

Book your Everett mold inspection today

Tell us what's going on and we'll respond the same day

Location

24H Mold Inspection of Everett

Phone

(425) 962-8305

info@24hmoldinspection.com

Hours

MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
Friday6 AM – 6 PM
SaturdayClosed
SundayOpen 24 hours

Service area neighborhoods

Downtown Everett
Bayside
Pinehurst
Silver Lake
Everett Waterfront
Cascade View
Lowell
Mukilteo (southern edge)