Quick Answer: Professional mold remediation costs $15–$30 per square foot on average. A 200 sq ft moderate job costs roughly $3,500–$6,000 depending on your location. Costs include materials ($5/sq ft), labor (0.125 hours/sq ft at local construction laborer rates × 1.5 burden), containment ($400), air testing ($300), equipment rental ($250), and 20% contractor markup. Enter your ZIP code above for a location-specific estimate based on Bureau of Labor Statistics wage data for your metro area.
Estimate how much mold remediation will cost for your home. This calculator uses real labor rate data from the Bureau of Labor Statistics across 393 US metro areas to give you a location-specific cost range. Select the severity of your mold problem and enter the affected area to get a breakdown of materials, labor, and total project cost.
How Mold Remediation Cost Is Calculated
The total cost of mold remediation depends on four components:
- Materials — PPE, containment plastic, HEPA filters, antimicrobial treatment, disposal bags. Ranges from $2.50/sq ft (surface) to $8.50/sq ft (extensive).
- Labor — Hourly rate from BLS data for your metro area, multiplied by hours needed (varies by severity) and a 1.5x burden factor covering payroll taxes, insurance, and benefits.
- Fixed costs — Containment setup, air testing (pre/post clearance), and equipment rental (HEPA air scrubbers, dehumidifiers). These are flat fees that depend on severity.
- Contractor markup — Standard 20% overhead and profit margin on the subtotal.
Mold Remediation Cost by Severity
Cost varies dramatically based on the extent of contamination:
| Severity | Description | Cost/Sq Ft | 200 Sq Ft Job |
|---|---|---|---|
| Surface | Small areas on non-porous materials | $8–$15 | $1,600–$3,000 |
| Moderate | Larger areas, some porous material removal | $15–$25 | $3,000–$5,000 |
| Extensive | Structural materials, HVAC, large areas | $25–$40 | $5,000–$8,000 |
Why Mold Remediation Costs Vary by Location
- Labor rates: Construction laborer wages range from $16/hr in low-cost Southern metros to $35+/hr in Chicago, New York, and San Francisco — a 40–75% difference. Labor is typically 30–50% of total remediation cost.
- Climate and prevalence: High-humidity regions (Gulf Coast, Pacific Northwest) have more mold specialists and competitive pricing. Arid regions may have fewer specialists and higher per-job costs.
- Licensing requirements: Some states require specific mold remediation licenses, which affects the supply of qualified contractors and pricing.
- Disposal costs: Landfill and hazardous material disposal fees vary by municipality.
Cost Formula Summary
Mold Remediation Cost Formula:
Material Cost = Area (sq ft) × Material Rate ($/sq ft)
Labor Cost = Area × Hours/SqFt × Hourly Rate × 1.5 (burden)
Total = (Material + Labor + Fixed Costs) × 1.20 (markup)
| Constant | Surface | Moderate | Extensive |
|---|---|---|---|
| Material rate | $2.50/sq ft | $5.00/sq ft | $8.50/sq ft |
| Labor hours | 0.067 hr/sq ft | 0.125 hr/sq ft | 0.25 hr/sq ft |
| Containment | $150 | $400 | $800 |
| Air testing | $0 | $300 | $600 |
| Equipment rental | $0 | $250 | $500 |
Labor data source: Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2024 release. SOC 47-2061 (Construction Laborers). Covers 393 US metropolitan statistical areas.
Standard assumptions: Labor burden factor of 1.5 covers payroll taxes (FICA 7.65%), workers' compensation insurance (8–15% for construction), general liability, and benefits. Contractor markup of 20% covers overhead (10%) and profit (10%). Low/high range uses BLS 25th and 75th percentile hourly wages; mid-range uses mean wage.
Construction Laborers Hourly Rates by Metro (BLS OEWS May 2024)
| Metro | 25th %ile | Mean | 75th %ile |
|---|---|---|---|
| New York | $23.58 | $34.43 | $46.30 |
| Los Angeles | $22.76 | $31.23 | $37.41 |
| Chicago | $23.06 | $34.99 | $49.12 |
| Dallas | $17.57 | $19.90 | $22.44 |
| Houston | $17.37 | $20.13 | $22.26 |
| Washington | $19.07 | $23.15 | $25.56 |
| Philadelphia | $22.15 | $28.19 | $33.54 |
| Miami | $18.18 | $21.69 | $23.42 |
| Atlanta | $17.16 | $20.30 | $23.23 |
| Phoenix | $19.66 | $23.17 | $25.26 |
Related Calculators
- Drywall Calculator — estimate drywall sheets needed to replace contaminated walls
- Insulation Calculator — calculate insulation for areas rebuilt after remediation
- Paint Calculator — figure out paint needed to refinish remediated surfaces
Estimates are for planning purposes only. Consult a qualified contractor for critical projects. Actual material requirements may vary based on site conditions, waste, and installation methods.
Pricing last verified: February 2026. Material prices vary by region, season, and supplier. Prices shown are national averages for planning purposes.