Mold Removal in San Antonio, TX
At Masters' Guild, we provide expert mold removal services to ensure your home or business remains safe and healthy. Our experienced team specializes in mold remediation, using effective techniques and eco-friendly products to eliminate mold at its source and prevent future growth. Trust us to protect your property and enhance your indoor air quality.
Mold Removal in San Antonio, TX: Small surface area (under 10 sq ft) typically runs $470–$1,400 USD in 2026; the other common jobs below range from $470 to $28,400, depending mostly on size and spread of the affected area. Post your job free on Masters' Guild to get offers from ID-verified local pros; payment is held until the work is done.
What mold removal costs in San Antonio, TX (2026)
| Job | Typical range (USD) | Unit |
|---|---|---|
| Small surface area (under 10 sq ft) | $470–$1,400 | per job |
| Bathroom or single-room remediation | $950–$3,300 | per job |
| Basement remediation | $1,400–$4,750 | per job |
| Attic remediation | $950–$3,800 | per job |
| Whole-home / post-flood remediation | $9,450–$28,400 | per job |
Estimates: typical US ranges adjusted for San Antonio's regional price level (about 5% below the national average; BEA Regional Price Parities 2024, all items, San Antonio-New Braunfels TX MSA (94.716/100)). Get two or three quotes for your exact job.
Our Mold Removal Expertise in San Antonio, TX
Comprehensive Mold Remediation
Our mold remediation services address mold at its root cause, ensuring thorough removal and long-term prevention. We handle mold problems of all sizes, whether it’s a small patch or widespread contamination.
Black Mold Removal
Black mold poses significant health risks, and our team is equipped to safely and effectively remove it. With professional black mold removal services, we help you regain a safe living or working environment.
Inspection and Assessment
We provide detailed inspections to identify mold growth and its underlying causes. Our mold specialists offer tailored solutions to address your unique situation and prevent future mold issues.
Affordable Mold Removal Solutions
Concerned about costs? We provide clear, upfront estimates for mold remediation costs, ensuring you receive high-quality service within your budget.
Why Choose Masters' Guild for Mold Removal?
- Certified Mold Specialists: Our vetted professionals are experienced in mold removal and prevention techniques.
- Eco-Friendly Products: We prioritize safe and sustainable methods to protect your health and the environment.
- Transparent Pricing: Receive detailed estimates with no hidden fees for mold removal costs.
- Convenient Booking: Easily schedule and manage your mold remediation services through our user-friendly app.
Get Started Today!
Post your Mold Removal Quest through our app to connect with certified specialists. Whether you need professional mold remediation, black mold removal, or an affordable mold removal company, Masters' Guild delivers reliable and effective solutions.
Mold Removal Services We Offer
Masters' Guild provides comprehensive mold removal solutions to protect your property and improve air quality. From detailed inspections to full-scale remediation, we handle it all.
- Mold Remediation: Thorough removal and prevention of mold growth.
- Black Mold Removal: Safe elimination of harmful mold types.
- Detailed Assessments: Identify and address the root causes of mold.
- Mobile-Friendly Platform: Easily book, track, and manage your mold removal projects through our app.
What's different about mold removal in San Antonio
San Antonio's humid subtropical climate keeps mold conditions in play most of the year: roughly 33 inches of rain a season, summer highs that sit at 95–98°F with more than 60 days above 100°F, and the kind of expansive clay soil that shifts foundations and opens small cracks for water to find its way in. Most homes here sit on post-tension slab-on-grade foundations built to handle that soil movement, but older inner-city properties around King William, Monte Vista, and Southtown were often built on pier-and-beam foundations with aging cast-iron or Orangeburg drain lines — both of which give moisture more places to collect out of sight.
Mold calls in this metro cluster around two windows: spring, when winter moisture trapped in walls and attics surfaces as homes dry out, and late summer into early fall, when humidity and storm season overlap. Homes in Alamo Heights, Terrell Hills, and the historic core carry pre-1960 construction that's more likely to hide a slow leak behind original plaster or an old roofline; newer builds toward Stone Oak and the Northwest Side skew younger but aren't immune, especially after a hard hail or thunderstorm season. Booking off-peak, in winter, generally means faster scheduling and less competition for crews.
What moves the price in San Antonio
- Post-tension slab foundations common here can hide leaks that surface as slow, hard-to-trace mold growth
- Pier-and-beam homes in historic areas like King William and Monte Vista often have crawl spaces that add access cost
- Texas requires a specific mold remediation/assessor license, so confirm credentials before hiring
- Spring and late-summer storm season (April–May, Aug–Sept) drives demand and can extend scheduling waits
Licensing and permits in Texas
No state licence. Municipal (no statewide license). Texas has no state general contractor license — instead ask your city (e.g., Austin, Houston, Dallas, San Antonio, Fort Worth all have their own registration/permitting rules) whether local contractor registration and proof of insurance are required before work begins.
Residential building permits in Texas are issued by the city (or county building department for unincorporated areas) where the property sits, not a statewide agency — rules vary by municipality, so confirm specifics with the local building/development-services department. In San Antonio, permits come from the City of San Antonio Development Services Department (DSD) — Residential Permits.
Tax: Labor to repair, remodel, or restore RESIDENTIAL real property (single-family homes, apartments, condos, nursing homes) is not taxable, though materials/parts used are; labor AND materials are fully taxable for repair/remodeling of NONRESIDENTIAL real property (offices, retail, commercial buildings) per Texas Comptroller Pub. 94-116.
Best time to book in San Antonio
Demand peaks in spring (winter moisture/leaks surface as homes dry out) and late summer into early fall (humidity and storm/flood season); book off-peak in winter for better scheduling and pricing. Peak demand: April, May, August and September. Typical job length: A few hours to 1 day for small jobs; 1-5 days for basement/attic/whole-home remediation.
DIY or pro? Small, non-porous surface mold under about 10 sq ft (e.g., bathroom tile) can often be cleaned DIY with PPE and a mold-killing solution; anything larger, in HVAC/wall cavities, or suspected toxic black mold should go to a certified professional.
Areas we cover in San Antonio
Pros on Masters' Guild take mold removal jobs across San Antonio neighborhoods including Alamo Heights, King William, Southtown, Stone Oak, Monte Vista, Terrell Hills, Olmos Park and Northwest Side (Medical Center area).
Frequently Asked Questions
Does mold removal require a permit in San Antonio?
The remediation work itself usually doesn't need one, but if the job involves demolishing drywall to fix a plumbing leak or repiping, San Antonio's Development Services Department requires a permit for that repair — confirm with DSD before work starts.
Do I need a licensed mold remediation contractor in Texas?
Yes — Texas is one of the states that requires a specific mold remediation or assessor license, on top of confirming IICRC S520 certification and separate licensing for any plumbing or HVAC repair the job touches.
How much does mold removal cost in San Antonio?
Small surface jobs under 10 sq ft typically run $500–$1,500, a bathroom or single-room job $1,000–$3,500, and attic remediation (common given San Antonio's slab foundations) $1,000–$4,000; whole-home or post-flood jobs can reach $10,000–$30,000.
Sources: Our Mold Removal cost guide · www.angi.com · homeguide.com. Updated 2026-09-06.
We Also Serve These Nearby Satellite Cities
In addition to San Antonio, TX, we also offer Mold Removal in nearby areas, including the following satellite cities:
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New Braunfels, TX
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Schertz, TX
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Cibolo, TX
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Converse, TX
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Universal City, TX
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Live Oak, TX