Mold Remediation Cost Calculator
Last updated: October 15, 2026
Estimate mold remediation cost from affected area, testing, containment, repairs, temporary lodging and contingency.
Starting figures illustrate this model. Enter your own measurements, quoted costs and applicable terms; this page does not retrieve live prices or provider rates.
Estimated mold remediation project cost
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- Area-based remediation: —
- Testing and containment: —
- Repairs and temporary costs: —
- Contingency: —
On this page
Quick summary: Estimate mold remediation cost from affected area, testing, containment, repairs, temporary lodging and contingency.
Read the complete guide
Updated reference sections in this guide are in English.
What this calculator estimates
Estimate mold remediation cost from affected area, testing, containment, repairs, temporary lodging and contingency.
How to use it
Enter Affected area (sq ft); Remediation cost per sq ft ($); Inspection and testing ($); Containment and air treatment ($); Drywall, flooring and finish repairs ($); Temporary lodging and other costs ($); Contingency (%). Select Calculate to update the results.
How the calculation works
Affected area is multiplied by an editable remediation rate. Testing, containment, repairs and temporary expenses are added before contingency.
Worked example: starting scenario
| Affected area (sq ft) | 350 |
|---|---|
| Remediation cost per sq ft ($) | 18 |
| Inspection and testing ($) | 650 |
| Containment and air treatment ($) | 1800 |
| Drywall, flooring and finish repairs ($) | 3500 |
| Temporary lodging and other costs ($) | 800 |
| Contingency (%) | 12 |
| Estimated mold remediation project cost | $14,616.00 |
|---|---|
| Area-based remediation | $6,300.00 |
| Testing and containment | $2,450.00 |
| Repairs and temporary costs | $4,300.00 |
| Contingency | $1,566.00 |
Important limitations
Hidden growth, source moisture, hazardous materials, HVAC contamination, structural damage and local protocols can materially change scope and price.