Mold Inspection and Removal Cost Guide
Mold removal for a typical home commonly costs from a little over a thousand dollars to a few thousand, while large or hidden infestations can run well above that. Published guides often quote ten to thirty dollars per square foot of affected area, but the number you pay depends far more on what has to be opened up and removed than on the size of the room.
Inspection is a separate, smaller cost, usually a few hundred dollars for a house, with lab samples added if they are needed. Cleanup prices rise with hidden mold, wet insulation and drywall that must be cut out, and with tight attics or crawl spaces. The moisture repair and the rebuild are usually priced as separate items.
Use the ranges below as a rough check on a quote, not as a price list. A written scope after a visit is the only figure that fits your building.
Typical price ranges
- Mold inspection (house)US$300 to US$1,000
A visual inspection with moisture readings, before lab samples.
- Inspection with lab samplesUS$500 to US$1,200
Visual survey plus air or surface samples sent to a laboratory.
- Mold remediation, typical jobUS$1,200 to US$3,800
A limited area such as a bathroom, a closet or part of a basement.
- Mold remediation per square footUS$10 to US$30 per sq ft
Affected area only, with containment and cleaning.
- Attic mold removalUS$1,000 to US$4,000
Sheathing cleaning, from a small area to an extensive one.
- Basement mold removalUS$500 to US$5,000
Unfinished concrete at the low end, finished walls at the high end.
- Crawl space mold treatmentUS$500 to US$5,000
Cleaning joists and subfloor, higher where access is tight.
- Clearance testing after cleanupUS$150 to US$700
Post-remediation air or surface samples.
Typical 2025-2026 US ranges from published guides, including Angi, HomeAdvisor, This Old House, Servpro, PuroClean and Tangieco. Many are written by restoration companies or cost-guide sites, and figures differ widely. Canadian quotes are in Canadian dollars and vary by market, so treat these as broad starting points.
What drives the cost
- Size of the affected area
- More surface to clean and more materials to remove mean more hours.
- Hidden mold
- Mold behind walls or in ductwork only shows once surfaces are opened, so scope may grow.
- Materials removed
- Drywall, insulation and carpet are cut out, bagged and replaced.
- Access
- Attics and crawl spaces slow the crew and call for more protection.
- Containment and air filtration
- Bigger work areas need more sheeting and machines.
- Moisture source
- A leak, drainage or ventilation repair can cost as much as the cleaning.
- Testing
- Inspection and clearance samples are extra, and lab fees apply per sample.
- Rebuild
- Drywall, paint and flooring after removal are usually a separate quote.
Ways to keep the cost down
- Fix leaks and condensation quickly, because a small wet spot costs far less than a spread infestation
- Get the scope in writing and compare quotes that cover the same areas and materials
- Ask for cleanup and moisture repairs as separate lines so you can compare each
- Skip testing when mold is plainly visible, and use it for hidden or unclear situations
- Keep photos and receipts if you may make an insurance claim
Cost questions
How much does mold removal cost for a house?
Many guides show limited jobs between a little over a thousand and a few thousand dollars, with large or hidden cases costing more. A written quote after a visit is the reliable figure.
Is mold inspection worth the cost?
It gives a scope and likely source, which helps compare cleanup quotes and avoid fixing the wrong thing.
Does insurance pay for mold removal?
Sometimes, depending on the cause of the water and the policy. Check with your insurer before work starts.
Why do mold quotes vary so much?
Because scope varies: how much is opened, what is removed, how the area is contained and whether the moisture fix is included.
Get a written price for your job
Fill out the quote form with your city and what you are seeing. A local specialist follows up to book an inspection and give you a written quote. Free to request, no obligation.