How Much Does Mold Removal & Remediation Cost?
Updated for 2026 — national average costs with state-by-state breakdowns
What Does Mold Removal & Remediation Include?
Professional mold remediation involves testing, containment, air filtration, removal of mold-contaminated materials, cleaning, and restoration. Critical for health and home value.
The national average cost for mold removal & remediation is $2,200 per project. Most homeowners pay between $500 and $6,000, though costs can vary significantly based on your location, the scope of work, and other factors outlined below.
What Affects the Price?
Area size
Small (under 10 sq ft): $500-$1,500. Medium (10-100 sq ft): $1,500-$3,500. Large (100+ sq ft): $3,000-$6,000+
Location
Accessible surfaces: $500-$1,500. Behind walls/ceilings: $2,000-$4,000. Crawl space: $1,500-$3,500. HVAC system: $3,000-$6,000
Key Cost Factors
- ✓Size of affected area
- ✓Location (attic, basement, walls)
- ✓Type of mold
- ✓Testing costs
- ✓Required demolition
💡 Tips to Save Money
- 1.Address water leaks immediately to prevent mold growth
- 2.Small areas under 10 sq ft can be DIY cleaned with proper safety gear
- 3.Check if homeowners insurance covers mold from covered water damage
- 4.Get a mold test first ($300-$600) before committing to remediation
📈 Mold Removal & Remediation Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $1,869 | — |
| 2021 | $1,947 | +4.2% |
| 2022 | $2,074 | +6.5% |
| 2023 | $2,132 | +2.8% |
| 2024 | $2,200 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
Mold Removal & Remediation Cost by State
Costs vary significantly by state due to labor rates, cost of living, and local market conditions. Click any state for a detailed breakdown.
| State | Low | Average | High |
|---|---|---|---|
| Alabama | $410 | $1,804 | $4,920 |
| Alaska | $640 | $2,816 | $7,680 |
| Arizona | $475 | $2,090 | $5,700 |
| Arkansas | $400 | $1,760 | $4,800 |
| California | $675 | $2,970 | $8,100 |
| Colorado | $540 | $2,376 | $6,480 |
| Connecticut | $610 | $2,684 | $7,320 |
| Delaware | $525 | $2,310 | $6,300 |
| Florida | $490 | $2,156 | $5,880 |
| Georgia | $450 | $1,980 | $5,400 |
| Hawaii | $710 | $3,124 | $8,520 |
| Idaho | $460 | $2,024 | $5,520 |
| Illinois | $525 | $2,310 | $6,300 |
| Indiana | $440 | $1,936 | $5,280 |
| Iowa | $430 | $1,892 | $5,160 |
| Kansas | $425 | $1,870 | $5,100 |
| Kentucky | $420 | $1,848 | $5,040 |
| Louisiana | $435 | $1,914 | $5,220 |
| Maine | $510 | $2,244 | $6,120 |
| Maryland | $575 | $2,530 | $6,900 |
| Massachusetts | $650 | $2,860 | $7,800 |
| Michigan | $460 | $2,024 | $5,520 |
| Minnesota | $510 | $2,244 | $6,120 |
| Mississippi | $390 | $1,716 | $4,680 |
| Missouri | $435 | $1,914 | $5,220 |
| Montana | $475 | $2,090 | $5,700 |
| Nebraska | $440 | $1,936 | $5,280 |
| Nevada | $510 | $2,244 | $6,120 |
| New Hampshire | $560 | $2,464 | $6,720 |
| New Jersey | $625 | $2,750 | $7,500 |
| New Mexico | $450 | $1,980 | $5,400 |
| New York | $660 | $2,904 | $7,920 |
| North Carolina | $450 | $1,980 | $5,400 |
| North Dakota | $450 | $1,980 | $5,400 |
| Ohio | $450 | $1,980 | $5,400 |
| Oklahoma | $415 | $1,826 | $4,980 |
| Oregon | $550 | $2,420 | $6,600 |
| Pennsylvania | $510 | $2,244 | $6,120 |
| Rhode Island | $575 | $2,530 | $6,900 |
| South Carolina | $435 | $1,914 | $5,220 |
| South Dakota | $425 | $1,870 | $5,100 |
| Tennessee | $430 | $1,892 | $5,160 |
| Texas | $465 | $2,046 | $5,580 |
| Utah | $475 | $2,090 | $5,700 |
| Vermont | $540 | $2,376 | $6,480 |
| Virginia | $525 | $2,310 | $6,300 |
| Washington | $575 | $2,530 | $6,900 |
| West Virginia | $400 | $1,760 | $4,800 |
| Wisconsin | $470 | $2,068 | $5,640 |
| Wyoming | $460 | $2,024 | $5,520 |
Frequently Asked Questions
Is black mold dangerous?
All indoor mold should be removed regardless of color. While some molds produce mycotoxins, the CDC recommends treating all mold growth the same way — remove it promptly and fix the moisture source.
🏙️ Mold Removal & Remediation Cost by City
Compare mold removal & remediation costs in the most popular US cities:
View all 219 cities →
Related Cost Guides
💬 What Did You Pay?
Real costs reported by homeowners for Mold Removal & Remediation
Recent Reports
📐 Mold Removal & Remediation Cost Calculator
Get a personalized estimate based on your project details
Get Free Quotes from Local Pros
Compare prices from top-rated contractors in your area.
🔍 Get Free Quotes from Local Pros
Compare prices from pre-screened contractors in your area. Free, no-obligation estimates.
* CostWhale may earn a commission. This doesn't affect our pricing data or recommendations.
💰 Get Weekly Cost-Saving Tips
Join 10,000+ smart homeowners. Unsubscribe anytime.