Mold Removal Cost
Every range on this page is national and carries the source it came from and the date we took it. We do not publish city-level prices: we have no sourced data that would justify them, and a number for your house comes from whoever scopes the job.
Get a figure for your houseWhat moves the number
Six things account for most of the spread, and only the first is obvious from a photograph.
- Affected area
- The one most people expect. Below about ten square feet EPA treats cleanup as a homeowner job; above it, the work changes method rather than just scale.
- What the material is
- Hard, non-porous surfaces are cleaned in place. Porous ones — drywall, insulation, carpet pad — come out, and removal costs more than cleaning both in labour and in what has to be put back.
- How hard it is to reach
- A wall in a spare room and the same growth in a two-foot crawl space are not the same job. Access drives hours more than square footage does.
- Whether water is still arriving
- An active source means drying equipment and return visits, and often a second trade to stop the leak. A fixed source means the job has an end date.
- Containment
- Sheeting, negative air and HEPA filtration so demolition does not move the problem into clean rooms. It is a real line of cost, and its absence from a quote is worth asking about.
- Disposal and reinstatement
- Taking material out is one price; hauling it away and putting the room back is another. Quotes differ most in whether the second part is included at all.
What two cost guides actually say
We publish both, side by side, including where they disagree.
| Work | Fixr | Bob Vila | Do the sources agree |
|---|---|---|---|
| A whole job, national average | $3,500 | $2,254 | differs |
| A whole job, typical range | $1,500 – $9,000 | $1,125 – $3,439 | differs |
| Per square foot of affected areaCharged this way on small and medium jobs | $10 – $30 | $10 – $25 | differs |
| Basement | $1,500 – $4,000 | $500 – $3,000 | differs |
| Attic | $1,500 – $9,000 | $1,000 – $4,000 | differs |
| Crawl space | $500 – $2,000 | $500 – $2,000 | agree |
| BathroomHigher when it runs behind a tub or vanity | $500 – $1,500 | $500 – $1,000 | differs |
| HVAC and ductwork | $3,000 – $10,000 | $3,000 – $10,000 | agree |
| Whole house after major water damage | — | $10,000 – $30,000 | one source |
Retrieved 2026-10-14. Bob Vila attributes its figures to Angi and HomeAdvisor. 6 of the 9 lines disagree between the two guides, which is why a single national average is worth very little on its own. These are national estimates, not quotes, and neither guide has seen your house.
How to compare two estimates
Two quotes for the same job can differ by a factor of three and both be honest, because they describe different work. Line them up against these five points before comparing the totals.
- Containment. Is the work area isolated and held under negative pressure, and is that inside the price?
- What comes out versus what is cleaned. A quote that removes less is cheaper today and may be more expensive in a year.
- Verification. Who checks the result, and is it the same company that did the work? In Texas state rules forbid that; elsewhere it is yours to arrange.
- Disposal. Hauling and dump fees are sometimes a separate line and sometimes missing entirely.
- Putting the room back. Drywall, paint and flooring are often not in a remediation quote at all. Ask before assuming.
A provider who answers these plainly is easier to trust than one whose number is lower.
Inspection, testing, removal: three different charges
These are priced separately and often by different parties. We break them apart on the inspection and testing cost page.
What to do now
Five things that are worth doing before anyone comes out. None of them require tools or a purchase.
- Turn off HVAC and fans. Moving air spreads spores to rooms that are still clean. Switch off central air, window units and standing fans in the affected area.
- Leave the growth alone. Do not scrub, scrape or dry-brush it, and do not tear out wet drywall or carpet before someone has looked at the extent of it.
- Find the water first. Mold follows moisture. A roof leak, a failed supply line, a cracked foundation wall or a bathroom fan vented into the attic will bring it straight back after any cleanup.
- Skip the bleach. Bleach is not the standard approach for porous materials such as drywall, framing or insulation, and it adds fumes to a room you may still need to work in.
- Photograph and document. Dated photos of the growth and of the water source help later, both with the provider scoping the work and with an insurance claim if you file one.
If the affected area is larger than a few square feet, if the water source is still active, or if you cannot tell how far it runs behind a wall or under a floor, that is the point to talk to someone who does this work.
Get help from a specialistCost questions
Does homeowners insurance cover it?
It depends on what caused the water, not on the mold. Damage from a sudden event — a burst pipe, a failed appliance — is commonly covered; damage from long-term seepage, poor maintenance or flooding usually is not, and flood is a separate policy entirely. Many policies also cap mold remediation at a fixed amount regardless of the cause. Read the cap before assuming the figure.
Why do published figures disagree so much?
Because they describe different bundles. Of the nine lines we compare above, six differ between two guides, and one puts the national average at $3,500 where the other says $2,254. Averages collapse jobs that range from a bathroom corner to a flooded basement into a single number, and the number is not wrong so much as meaningless on its own.
Should I pay for an inspection first?
If growth is visible and the cause is obvious, an inspection mostly confirms what you already know. It earns its cost when you cannot see the extent, when the smell has no visible source, or when you want a scope that is not written by the company bidding for the work. We break the pricing down on the inspection page.
Is the cheapest quote usually the problem?
Not inherently, but it is the one to read most carefully. The lowest number often reflects less containment, less removal, or no reinstatement rather than better pricing. Compare what the quotes actually include before comparing the totals.
Can I get a price over the phone?
You can get a range. You cannot get a quote, because nobody can scope the drying or the demolition without putting a moisture meter on the materials. Anyone who gives you a firm number sight unseen is guessing, and the guess tends to move once the work starts.
Get a figure for your actual house
National ranges only go so far. Leave a number and someone who prices this work for a living tells you what your case actually looks like.
- The call comes from the person who would do the work, not from a dispatcher
- They already know what you answered, so you are not starting over
- You decide after that call. Nothing is booked by sending this.
Sources and standards
- EPA — Mold — General federal information on mold and moisture.
- EPA — A Brief Guide to Mold, Moisture and Your Home — Where the 10-square-foot rule of thumb for calling a professional comes from.
- EPA — Mold Cleanup in Your Home — What cleanup involves and when it stops being a DIY job.