Mold Remediation · California

Mold Remediation Costs in California — Expected Price Range & Breakdown

In California, most mold removal projects cost between $500 and $6,000 per job, with a typical price near $2,000. Local labour, permits and materials move the final price, so treat the range below as a planning guide.

Typical mold removal cost

$500 – $6,000

per job · typical $2,000

A general planning range, not a quotation.

Mold removal cost breakdown

  • Small area (under 10 sq ft)$500 – $1,500typical $1,000
  • Medium area (10-30 sq ft)$1,500 – $3,500typical $2,500
  • Large area (over 30 sq ft)$3,500 – $10,000typical $6,000

At a glance

  • Typical range$500 – $6,000
  • Unitper job
  • Cities covered200

What Mold Remediation costs

Costs cover inspection, containment, removal of moldy materials, and cleaning. Prices depend on affected area size, mold type, and accessibility. Small patches may be under $500, while major infestations exceed $6,000.

By city in California

Frequently asked questions

How much does mold remediation cost?
Most jobs run $500-$6,000, with an average of $2,000. Small areas under 10 sq ft can be $500-$1,500, while large areas exceed $3,500.
What affects the cost of Mold Remediation?
Extent of mold, location (attic, basement, walls), material type (drywall, wood), and whether it's toxic black mold. Cleanup difficulty and containment also matter.
How to reduce costs?
Address moisture issues early, fix leaks promptly, improve ventilation, and get multiple quotes. Some insurance may cover, but check your policy.