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How Much Does Mold Cost in Illinois?

Illinois prices are 8% above the national average

Mold in Illinois costs between $316 and $7,952 per project in 2026. The national average is $2,743.

Low
$316
Illinois Avg
$2,962
High
$7,952
per projectNational avg: $2,743
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Mold Costs in Illinois — Detailed Breakdown

Service
IL Low
IL High
Natl Avg
Surface Mold Removal
$376
$1,967
$1,085
Mold Inspection & Testing
$315
$1,426
$806
Black Mold Remediation
$1,230
$8,475
$4,493
Attic Mold Removal
$1,657
$7,709
$4,336
Basement Mold Treatment
$1,269
$7,952
$4,269
[2]
$512
$4,560
$2,348
Surface Mold
$376
$1,967
$1,085
Black Mold (Stachybotrys)
$1,230
$8,475
$4,493
Aspergillus
$754
$3,699
$2,062
Penicillium
$775
$6,690
$3,456
Cladosporium
$771
$6,507
$3,370

Frequently Asked Questions

How much does mold cost?

The average cost of mold is $2,962 per project. Prices typically range from $316 to $7,952 depending on the scope of work and local market conditions.

What factors affect mold prices?

Key factors include: scope of the work, the provider's experience level, your location, urgency, and any specialized requirements. Getting multiple quotes is always recommended to ensure competitive pricing.

How do I find a reliable mold professional?

Start by getting 2-3 quotes from qualified professionals. Check their reviews, ask for references, verify their credentials and licensing, and confirm they carry appropriate insurance. Trusted Partners List connects you with pre-vetted pros in your area.

What should I ask before hiring a mold professional?

Key questions include: What is included in your price? What is your experience with this type of work? How long will it take? What is your cancellation/refund policy? Do you have insurance and proper licensing? Can you provide references from past clients?

When is the best time to hire a mold professional?

The best time varies by service. Generally, booking during off-peak periods can save 10-20% because professionals have more availability. For urgent needs, services are available year-round but may cost more during busy seasons.

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