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AfterHow Much Does Mold Remediation Cost in Dallas?
Mold remediation in Dallas typically costs between $1,200 and $3,500 for a standard contained area of 10 to 100 square feet. Most Dallas homeowners we work with land in the $1,800 to $2,800 range when the mold is caught before it spreads behind drywall or into HVAC ductwork. Severe cases involving crawl spaces, attics, or multiple rooms can run $6,000 to $15,000 or more, depending on how far the colony has traveled and what got wet in the first place.
Those numbers come from real jobs across Dallas neighborhoods: Lakewood bungalows with bathroom ceiling mold from slow pipe leaks, North Dallas homes with attic mold from poor ventilation, and Oak Cliff properties where foundation settling cracked supply lines inside walls. The price you pay hinges on square footage, where the mold is, and whether the water source is still active when we arrive.
Mold Remediation Cost Breakdown (2026)
Here’s what a typical Mold Remediation job costs in Dallas, broken down by the work involved. These ranges reflect what we see on residential jobs in the Dallas market, not national averages that might not match what contractors here actually charge.
| Line Item | Typical Dallas Range | What You’re Paying For |
|---|---|---|
| Inspection & Assessment | $150 – $400 | Visual inspection, moisture mapping, and lab testing if needed. Many Dallas mold inspectors charge separately, so ask before you schedule. |
| Containment Setup | $200 – $700 | Building physical barriers with polyethylene sheeting and negative air pressure so spores don’t travel to clean rooms. |
| Mold Removal (10 – 50 sq ft) | $800 – $2,000 | Source removal of moldy drywall, flooring, or insulation in a contained bathroom, closet, or single wall section. |
| Mold Removal (50 – 100 sq ft) | $2,000 – $3,500 | Larger contained areas like a full bathroom, laundry room, or a ceiling section with roof leak damage. |
| Mold Removal (100 – 300 sq ft) | $3,500 – $7,500 | Multiple rooms or a crawl space section. Often includes structural drying before removal begins. |
| Air Scrubbing & HEPA Cleaning | $300 – $800 | Running HEPA air scrubbers to pull airborne spores out of the air during and after removal. |
| Antimicrobial Application | $200 – $600 | Treating affected structural members after removal to prevent regrowth on the remaining framing. |
| HVAC Cleaning (if needed) | $400 – $1,200 | Cleaning ductwork and air handler components when mold spores spread through the system. |
| Water Source Repair | $150 – $3,000+ | Fixing the leak, condensation issue, or drainage problem that caused the mold. This range is wide because a loose toilet flange and a slab leak are very different problems. |
Those are line items, not a menu you order from. A competent mold remediation company in Dallas will assess the job, write a scope of loss, and give you one number that covers everything required to get the job done right. At Keegan Restoration Dallas, that number goes in writing before any work starts, and it doesn’t move at the door.
What Drives the Price Up
Containment is the biggest variable. Mold behind a bathroom vanity is a one-day job with a small containment chamber. Mold inside a wall cavity that connects to a return air plenum means we’re containing a hallway, running negative air, and cleaning ductwork. The square footage of the containment area, not just the visible mold, is what sets the labor cost.
Dallas humidity plays a role too. In July and August, when outdoor humidity sits above 60%, we sometimes run desiccant dehumidifiers instead of standard refrigerant units because they pull moisture faster in high-heat conditions. That adds equipment cost, but it cuts the drying window from five days to three, which matters when you’re living in a contained house. Slab leaks and foundation movement are common in North Texas, especially in older neighborhoods like Casa View and Lake Highlands, and those repairs add real cost before any mold gets touched.
What Affects Mold Remediation Pricing in Dallas
Six factors move the number on your estimate more than anything else. Here’s what actually matters when a Dallas mold remediation contractor prices your job:
- Where the mold is. A bathroom ceiling is straightforward. A crawl space under a pier-and-beam house in East Dallas requires confined-space entry, respirators, and sometimes structural access cuts. Crawl space jobs run 30% to 50% higher than interior jobs of the same square footage.
- Whether the water source is active. If a pipe is still leaking when we arrive, the scope expands to include plumbing repair coordination and structural drying before remediation. Dallas homes built before 1980 often have galvanized supply lines that fail slowly inside walls, saturating wall cavities for weeks before mold becomes visible.
- HVAC involvement. Mold spores travel through return air paths. When mold appears in a room with a return vent nearby, we recommend HVAC testing and cleaning. In Dallas, where AC runs nine months of the year, this is more common than homeowners expect.
- Testing requirements. Some Dallas homeowners want pre- and post-remediation clearance testing from an independent third-party hygienist. That typically costs $400 to $900 total and is separate from remediation. Others are comfortable with visual clearance and moisture readings.
- Access and demolition. Mold behind tile, under hardwood, or inside fire-rated assemblies costs more to access. Demolition and rebuild are separate from remediation when the finish materials are damaged beyond saving.
- Insurance involvement. A covered water damage claim changes the dynamic. Dallas insurers typically want a documented scope of loss, photo evidence, and itemized moisture readings. That documentation takes time, but it’s time well spent: a properly documented job is far more likely to be paid out in full.
How Much Does Mold Remediation Cost by Room in Dallas?
Most Dallas homeowners want a room-level number before they call anyone. Here’s what we typically see per room when mold is contained and the water source is already fixed:
- Bathroom mold remediation: $900 – $2,500. Bathroom mold usually sits behind tile, under vanities, or in ceiling drywall from exhaust fan leaks. The containment space is small, and the job is often done in a day.
- Attic mold remediation: $1,500 – $5,000. Dallas attics hit 140°F in summer, which makes the work slower and containment more difficult. Attic mold usually comes from poor ventilation, not leaks, so anticipate adding ridge vents or soffit venting to prevent recurrence.
- Crawl space mold remediation: $2,000 – $8,000. Pier-and-beam foundations are common in older Dallas neighborhoods like Hollywood Heights and Kessler Park. Crawl spaces are dark, humid, and often neglected, and mold there can cover large areas before anyone notices.
- Kitchen mold remediation: $1,200 – $4,000. Dishwasher supply lines, sink drains, and ice maker lines are the usual culprits. Cabinet interiors often need removal and cleaning.
- Whole-home mold remediation: $8,000 – $25,000+. This is a full containment job, often requiring the family to relocate for a week. It happens when a slab leak goes undetected for months or a roof leak saturates multiple ceilings.
Cost to Remove Mold vs. Cost to Ignore It
Ignoring mold in a Dallas home is a compounding cost. What starts as a $1,200 bathroom job becomes a $4,500 wall cavity job when spores spread through the framing. That becomes an $8,000 HVAC-contamination job when the return air pulls spores through the house. Left long enough, it becomes a health issue that forces a family into a hotel and a remediation bill that rivals a car.
Mold doesn’t slow down in Dallas. Our climate is warm and humid from April through October, which is prime mold-growing weather. A small patch under a sink in March can be a structural problem by Labor Day. The math is simple: every month you wait, the square footage of the containment area grows.
Is Mold Remediation Covered by Homeowners Insurance in Dallas?
Homeowners insurance covers mold remediation in Dallas only when the mold results from a covered water loss: a burst pipe, a water heater failure, a storm-damaged roof, or an appliance leak. Most Dallas policies include mold coverage as a sub-limit, typically $5,000 to $10,000, though some policies exclude it entirely and others offer endorsement riders up to $25,000 or more. Mold from chronic humidity, condensation on uninsulated AC ducts, or long-term neglect is almost never covered.
This is where documentation matters. A Dallas insurer is far more likely to pay a mold claim when the remediation company has a written scope of loss, photo documentation of every affected area, moisture readings at each stage, and a clear, itemized invoice. At Keegan Restoration Dallas, every mold job is documented to that standard: we record what we found, what we did, and what the moisture levels were before and after. Our customers use that documentation to support their insurance claims, and it makes a measurable difference in what gets approved.
If you’re dealing with mold right now and trying to figure out whether to file a claim, call us at (254) 857-5210. We’ll walk you through what to look for in your policy and how to document the damage before you call your adjuster.
How Mold Remediation Works: Step by Step
Here’s what a properly run mold remediation job looks like when it’s done to IICRC standards, which is the standard we work to on every Keegan job in Dallas:
- Inspection and scope of loss. We find the mold, map the moisture, and identify the water source. We take photos, record moisture readings, and write a scope that covers everything that needs to happen.
- Written estimate. Before any work starts, you get a written price for the full job. It doesn’t move at the door. This is the Keegan standard, and it applies to every mold job we run in Dallas.
- Containment setup. We seal off the affected area with polyethylene sheeting and tape, then install negative air machines with HEPA filtration. This keeps mold spores from spreading to clean rooms while we work.
- Source removal. Moldy drywall, insulation, carpet, or other porous materials are cut out, bagged, and removed. Non-porous surfaces are HEPA-vacuumed and cleaned.
- Antimicrobial treatment. Affected framing and structural members are treated with an EPA-registered antimicrobial to kill residual spores and prevent regrowth.
- Air scrubbing. HEPA air scrubbers run throughout the job and typically for 24 to 48 hours after removal to pull airborne spores down to background levels.
- Clearance verification. We take moisture readings and verify the area is dry and clean. If you’ve hired a third-party hygienist, this is when they come in for clearance testing.
- Repair and rebuild. Drywall, insulation, and finish materials go back in. This phase may be included in your remediation quote or quoted separately, depending on your insurance coverage and the scope of the damage.
One thing to understand: mold remediation is Mold Removal and cleaning. It is not painting over mold, spraying bleach on drywall, or running an ozone machine for a weekend. Those approaches don’t meet IICRC standards in Dallas, and they don’t solve the moisture problem that’s feeding the colony. Reputable mold remediation companies remove the source and fix the water issue. Everything else is a temporary cover-up.
How to Save on Mold Remediation in Dallas
You can cut your mold remediation cost in Dallas without cutting corners. The savings come from speed and preparation, not from hiring the cheapest bid.
- Call the day you see mold. The single biggest cost driver is how far the mold has spread. A $1,200 job caught in week one is a $3,500 job by month two. Speed is the cheapest remediation strategy there is.
- Fix the water source immediately. If you can shut off the water to a leaking fixture or tarp a roof leak while you wait for remediation, you stop the spread. Every day the water source stays active is another day the containment area grows.
- Get a written estimate, not a verbal quote. Verbal quotes are guesses. A written estimate from a Dallas contractor who has actually inspected the site will be more accurate, and it protects you from price movement later. At Keegan Restoration Dallas, the written price is the price. Phone estimates are free and the same written-price discipline applies from the first visit.
- Don’t pay for unnecessary testing. If visible mold is present, you already know you have mold. Full lab testing adds $300 to $700. It’s useful when the mold source is unclear or you suspect a hidden problem, but for visible mold in a known location, source removal is the fix. Ask your contractor whether testing is genuinely necessary for your situation.
- Act before summer. Dallas remediation crews get busy when humidity spikes. Scheduling your job in the shoulder months of October through May can get you faster service and sometimes better scheduling flexibility.
Keegan Restoration Dallas offers free Mold Inspection & Testing estimates on all mold remediation work in the Dallas market. Call (254) 857-5210 and we’ll send a background-checked, uniformed technician to assess the job and put a written price in your hand before you decide anything.
Mold Remediation in Dallas: What Makes This Market Different
Dallas is not Houston. We don’t get Gulf-level humidity year-round, but we do get long, hot summers, and our homes are built for AC, not for moisture management. That combination produces a specific set of mold problems Dallas homeowners deal with repeatedly.
The biggest one is AC-related mold. In Dallas, air conditioners run from March through November, sometimes longer. Condensation forms on ductwork in hot attics, drain pans overflow, and humidity inside the house stays elevated because windows stay closed. When you see mold around ceiling registers or smell a musty odor that kicks in when the AC cycles on, the problem is often in the ductwork or the air handler cabinet.
Foundation movement is the second Dallas-specific factor. Expansive clay soil shifts with moisture changes, and that movement stresses supply lines, drain lines, and waste pipes under the slab. A hairline crack in a cast-iron drain line under a 1960s ranch in Preston Hollow can leak for months before the mold becomes visible. By the time a homeowner sees it, the colony has usually spread through the wall cavity.
Third is pier-and-beam construction. Houses built before 1960 in East Dallas, Oak Cliff, and the Park Cities sit on crawl spaces, and those crawl spaces are often damp from poor drainage and inadequate ventilation. Crawl space mold can go unnoticed for years, quietly damaging floor joists and subflooring while the family upstairs wonders why allergies are worse inside than out.
That’s why we run Dallas mold jobs to the Garrison Standard: Mold Remediation in Dallas is not a sideline for us. It’s one of our primary trades, and we treat every job with the same discipline: show up inside the window, put the price in writing, do the work by the book, leave the site clean, and stand behind the work for a full year.
Proof Points: What You’re Actually Buying
When you hire Keegan Restoration Dallas for mold remediation, here’s what you get, in writing:
- The 365-Day Done Right Promise. Every mold remediation job we complete includes a written guarantee. If the mold returns within one year, we come back and make it right at no charge. No fine print, no prorating, no argument. This is what a full-year written guarantee looks like.
- Written price before work starts. The Garrison Standard is simple: the price goes in writing before any tool leaves the truck. You approve the scope, sign the estimate, and that’s the number. It doesn’t change when we open the wall and find the problem is bigger than expected. We quote for what we see and handle what we find.
- Background-checked, uniformed technicians. The people we send into your Dallas home are employees who have passed background checks and drug screens. They arrive in marked vehicles, wear Keegan uniforms, and identify themselves before entering. You’ll know who’s in your home and why.
- Professional-grade equipment. We run Dri-Eaz, Phoenix, XPOWER, B-Air, and Injectidry equipment, the same brands used in IICRC-standard restoration work across the country. We understand psychrometrics, the science of how moisture moves through air and materials, and we use that knowledge to dry your home right the first time.
- Insurance-ready documentation. Every mold job we do in Dallas is documented: photos before, during, and after; moisture readings at each stage; a written scope of loss; and an itemized invoice. When your adjuster asks for proof, you hand them a file.
- A live person answers the phone. 24 hours a day, 7 days a week. When you call (254) 857-5210 at 2 a.m. because water is actively pouring through your ceiling, a human being picks up. No phone tree, no callback queue, no automated system telling you to leave a message.
FAQs – Mold Remediation Cost in Dallas
How much does mold remediation cost per square foot in Dallas?
Mold remediation in Dallas typically runs $12 to $35 per square foot for contained areas up to 100 square feet. The per-square-foot price drops for larger jobs but the total cost rises because the containment area, labor hours, and equipment needs all scale up. What matters most is the total containment area, not just the visible mold.
Is it cheaper to repair or replace mold-damaged drywall?
It is almost always cheaper to remove and replace mold-damaged drywall in Dallas than to attempt salvage. Drywall is porous and cannot be reliably cleaned to IICRC standards once mold has penetrated the paper facing. Replacement drywall costs $2 to $4 per square foot installed, while attempted cleaning of the same area typically costs $8 to $15 per square foot and still leaves the material compromised. Replacement is the answer.
How much does black mold removal cost in Dallas?
Black mold removal in Dallas starts around $1,500 for a small contained area (10 to 25 square feet) and runs $3,000 to $8,000 or more for larger affected areas. The process for black mold is the same as for any other species: contain, remove, clean, treat, and verify. The cost difference comes from the area affected and the demolition required to reach it.
Can mold remediation be done in one day in Dallas?
Yes, mold remediation for a single contained area like a bathroom or closet is typically completed in one day. The drying, air scrubbing, and clearance verification phases add one to three additional days before rebuild can begin. Kessler Park, Lakewood, and other Dallas neighborhoods with older homes sometimes need more time due to plaster walls and lath construction, which are slower to demo and rebuild.
Does homeowners insurance cover mold remediation in Dallas?
Dallas homeowners insurance covers mold remediation when the mold results from a covered water loss, like a burst pipe or a roof leak from a covered peril. Coverage is usually capped at $5,000 to $10,000 under the policy’s mold sub-limit. Mold from humidity, condensation, or lack of maintenance is typically excluded. Call (254) 857-5210 and we’ll help you assess your situation before you file a claim.
Do I need to move out during mold remediation?
For contained areas under 100 square feet, most Dallas homeowners stay in the home. Rooms adjacent to the work area may be off-limits for a day or two. For whole-home remediation or jobs involving HVAC contamination, relocation is sometimes recommended for three to seven days. We’ll tell you before we start what your situation requires, based on the scope of the job.
Call Keegan Restoration Dallas for a Free Mold Remediation Estimate
If you see mold, smell mold, or suspect mold in your Dallas home, don’t wait. The problem compounds every week it goes untreated, and the solution gets more expensive the longer it sits. Call (254) 857-5210 and describe what you’re seeing. A live person answers, 24 hours a day, 7 days a week.
We’ll schedule a time for a background-checked, uniformed technician to assess the job. You’ll get a written price before any work starts, covered by the 365-Day Done Right Promise. That’s the Garrison Standard, and it applies to every mold remediation job we run in Dallas: show up inside the window, put the price in writing, do it by the book, leave the site clean, and stand behind the work for a full year.
Shane Pruitt leads the crew at Keegan Restoration Dallas, and he’s been running mold jobs to the Garrison Standard since the company joined the Garrison Partners family in 2005. He answers his own phone when he’s not on a job, and he’ll tell you exactly what you’re dealing with and what it costs to fix it.
Pricing reflects the Dallas market as of 2026. Keegan Restoration Dallas offers free estimates – call (254) 857-5210.
Written by Shane Pruitt, Owner at Keegan Restoration Dallas, serving Dallas since 2005.
What Our Customers Say
"Quiet, focused crew. Everyone had a job and they did it."
- Alice M."Mold test after drying came back clean. They gave me the readout in writing so I could keep it with the insurance file."
- Gus P."Fire damage in the kitchen from a stove flare-up. They cleaned the soot, removed the burnt cabinets, and deodorized the house."
- Lorraine D.