Water damage drying
Fire & smoke cleanup
Mold remediation
Storm response
Sewage cleanup
ReconstructionFree visual inspection and a written scope of work before any mitigation begins - photos, moisture readings, and drying logs go in your claim file
The scope we write is the scope we bill. Anything new gets shown to you, in writing, before we touch it.
Get your free estimateFast, Reliable Mold Remediation Across Upland
Mold remediation in Upland usually runs between $1,800 and $6,500 for a typical 200 – 500 square foot contamination area, and our crews can reach most Upland neighborhoods same-day or next-day. We know the split personality of this city: foothill homes in 91784 dealing with smoke-driven attic mold, and downtown’s older wood-framed houses where slab leaks create hidden growth. If you’ve spotted mold or smelled that damp, musty odor, call us at (833) 589-5317 for a free estimate and a straight answer about what you’re dealing with.

Why Dry Line Water Damage Is Upland’s Preferred Mold Remediation Company
We’ve spent years working inside Upland homes, and that local reps track record matters. The homes up against the San Gabriel foothills in 91784 behave differently than the 1900s bungalows near the historic downtown core, and we’ve learned to read those differences before cutting into anything. Our IICRC-certified process means every mold job includes moisture mapping, containment, HEPA-filtered air scrubbing, and clearance verification, not just surface cleaning.
Upland homeowners keep calling us back because we document the work. You get a drying log with moisture readings, photo documentation for your insurance adjuster, and a written scope of work before anything starts. That matters when you’re coordinating with an insurer, and it matters when you’re sitting in a house that still smells wrong three weeks after another contractor said it was fixed. Glen Pacheco built Dry Line Water Damage around one idea: if the moisture isn’t gone, the mold comes back. We don’t walk away until the numbers prove it’s dry.
Restoration work we handle






Bathroom Mold Removal in Upland
Bathroom mold removal in Upland is one of the most common calls we get, especially in the mid-century ranch homes that dominate neighborhoods south of Foothill Boulevard. Those original exhaust fans were undersized even in the 1960s, and after decades of slab foundation settling, many bathrooms have micro-cracks at the tub flange or shower pan that let water seep into wall cavities every time someone showers. The mold on the tile grout is usually the visible symptom; the real colony is often behind the wall.
Containment Before Treatment
We don’t treat bathroom mold as a cosmetic issue. Before disturbing any affected material, we set up negative air containment with a HEPA-scrubbed air path so spores don’t spread into bedrooms and hallways. For tight Upland bathrooms under 40 square feet, this takes precision: the typical 1950s bath has a single door and a small window that was never meant to hold a containment zipper. We’ve done enough of these to make it airtight the first time.
What Bathroom Mold Removal Costs
A typical Upland bathroom mold removal job runs $700 to $2,200 depending on how far the moisture traveled. If the shower pan is cracked and the subfloor is saturated, you’re in the $2,800 to $5,000 range because we’re pulling tile, drying structure, and rebuilding instead of just treating surfaces. Call (833) 589-5317 for an exact quote; estimates are free and we don’t charge for the inspection.
Mold Removal Service in Upland
Mold removal service in Upland covers the full structural scope: attics, crawl spaces, wall cavities, HVAC returns, and anything a bathroom-only job doesn’t touch. Full-service mold removal is what you need when the moisture event was bigger, a supply line ruptured while you were at work, or a water heater let go in a hallway closet, or when smoke and ash intrusion from a foothill fire season left spores in your ventilation system. This is where we run the full IICRC-certified process from initial moisture assessment through post-remediation clearance testing.
Attic and HVAC Remediation
In Upland’s 91784, the attic is the weak point. Santa Ana winds push fine ash and smoke particulate through gable vents and soffits, and that material carries organic compounds that feed mold when winter moisture arrives. We clean and treat attic framing, replace contaminated insulation, and run HEPA air scrubbing through the HVAC returns so spores don’t recirculate into your living space.
Structural Drying and Rebuild Scope
When mold has grown inside wall cavities or under slab, the removal service has to include structural drying and, often, some rebuild. We use Injectidry systems to pull moisture from inside walls and floors without tearing out drywall unnecessarily, which reduces the repair scope and keeps your repair bill down. If rebuild is required, you get a written scope and a schedule before we open anything up; nothing gets expanded without your sign-off.
Trusted Brands We Service in Upland
We run the brands Upland property managers see on commercial loss jobs: Dri-Eaz dehumidifiers, Phoenix air movers, and XPOWER air scrubbers. We go this route because rental equipment from the hardware store won’t hit the moisture removal rates needed to pass a clearance test, and we’re not guessing. Our inventory lets us dispatch to any Upland address with the right equipment on the truck, no waiting for a delivery. We stock HEPA filters, containment supplies, and antimicrobial treatments in our Fontana warehouse, so we’re not delayed by parts runs when you need us in 91785 or 91786.

Common Mold Remediation Problems We See in Upland Homes
Here’s what we’re actually walking into when we get called out to Upland:
- Foothill attic mold from smoke and ash intrusion: In the 91784 ZIP, Santa Ana winds push wildfire smoke into attic vents and HVAC returns. Contractors who just treat visible surfaces and skip HVAC return cleaning leave spores in the system, and the attic regrows mold within six months.
- Downtown slab leaks missed on visual inspection: The 1900s-1920s wood-framed homes near Euclid Avenue and the historic downtown core have original cast-iron drains that crack after decades of soil settling. A visual inspection won’t find category 2 water wicking into original framing; moisture mapping and thermal imaging will.
- Tight alley-load and townhome access failures: Near downtown, narrow alleys and shared walls make containment harder. Crews that skip air movers in tight bathrooms or leave containment incomplete cross-contaminate the clean areas, and the clearance test fails.
- Recurring bathroom mold in mid-century ranches: Homes along Foothill Boulevard and around Memorial Park often have original galvanized supply lines and undersized bath exhaust fans. The mold in the grout is visible, but the moisture source is the failed tub flange or the rusted stub-out behind the wall, and finding it requires removing the valve trim and looking with a borescope, not just spraying bleach.
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AfterPricing for Mold Remediation in Upland, CA
Here are the ranges we see in Upland’s market:
- Bathroom mold removal: $700 – $5,000, depending on whether the shower pan or subfloor is involved.
- Attic mold remediation: $2,500 – $8,000, depending on insulation replacement and HVAC cleaning scope.
- Full structural mold removal (multi-room): $4,000 – $15,000, when wall cavities, crawl space, and HVAC components need treatment.
- Crawl space mold treatment: $1,200 – $4,500, depending on encapsulation needs and drainage corrections.
- Post-fire smoke and mold prevention in foothill homes: $3,000 – $9,000, including HVAC return cleaning, attic treatment, and air scrubbing.
What moves the number: square footage of affected material, whether containment and structural drying are needed, and whether the HVAC system is contaminated. Call (833) 589-5317 for a free estimate; we’ll walk the property, take moisture readings, and hand you a written number.
We Also Serve Cities Near Upland
Our crews work throughout the foothill communities and inland valleys around Upland. We handle mold remediation in San Antonio Heights, Claremont, Montclair, and Rancho Cucamonga with the same IICRC-certified process and the same equipment. If you’re in one of these cities and suspect mold, call us at (833) 589-5317; we’ll treat your call like a local one, because it is.
Serving Upland, CA — Our Local Coverage Area
We’re based in the Upland area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs About Mold Remediation in Upland
The Santa Ana wind season in October through January pushes wildfire smoke and ash from the San Gabriel foothills directly into attic vents, gable openings, and HVAC returns in 91784 and other foothill-adjacent neighborhoods. That smoke particulate is organic material, and when the first winter moisture arrives, it becomes a food source for mold inside your attic and ventilation system. Remediation in these homes requires HVAC return cleaning and attic treatment, not just surface wiping, or the spores recirculate within weeks.
Downtown Upland’s older 1900s-1920s homes have original cast-iron drains and early copper or galvanized supply lines that have been drying out all summer. When the first heavy rain of the season hits, the ground shifts, the drains crack, and the sudden water load reveals failures that had been dormant for years. Homeowners near 9th Street or Euclid Avenue discover mold weeks later because water wicked into original framing and sat there. Moisture mapping at the first sign of a drain issue prevents the mold from ever taking hold.
Yes. We’ve done containment and full remediation in townhomes and alley-loaded properties near downtown Upland where the access door is a 30-inch gate and the equipment has to travel through a kitchen to reach the affected bathroom. We size our drying equipment and containment setup to the access we actually have, and we never skip air movers in hard-to-reach rooms because that’s how cross-contamination starts. The job gets done right, just with more careful staging.
Bathroom mold removal is targeted to the bathroom and the immediate wall cavities behind it, typically triggered by a shower leak, tub flange failure, or persistent humidity. Full mold removal service covers the entire structure: attics, crawl spaces, HVAC returns, multiple rooms affected by a larger moisture event like a supply line rupture or a slab leak. The full service includes structural drying, possible rebuild scope, and post-remediation clearance testing across the whole affected area.
Prevention starts with confirming the moisture source is actually gone, which means drying to a documented standard, not eyeballing it. In Upland’s 1950s-1970s ranch homes, the original framing and slab construction hold moisture in places visual inspection misses, so we use moisture meters and thermal imaging to verify dryness before closing walls. We also address the ventilation and drainage conditions that let mold thrive: exhaust fan capacity, crawl space vapor barriers, and groundwater drainage around the foundation. If those aren’t fixed, mold returns no matter how much antimicrobial you apply.
Call Dry Line Water Damage for Mold Remediation in Upland
If you’ve found mold, smelled it, or just suspect it after a water event, don’t wait for the scope to grow. Our team is ready to assess, contain, and remediate across Upland, from the foothill homes in 91784 to the historic streets near downtown. Call (833) 589-5317 for a free estimate. We’ll tell you what you’re dealing with, what it costs, and how we’ll prove it’s dry before we leave.
Written by Glen Pacheco, Owner at Dry Line Water Damage, serving Upland and the Inland Empire with IICRC-certified mold remediation since 2014.