Mold Testing in Illinois (IL)
Find certified mold testing services across Illinois. Air sampling and lab analysis typically costs $125–$475 for a standard residential test. Browse by city for local pricing and contractor availability.
70%
Avg. relative humidity
$125–$475
Avg. testing cost
15
Cities covered
Cities in Illinois
Chicago
$125–$450 testing • 71% humidity
Aurora
$125–$475 testing • 70% humidity
Joliet
$125–$475 testing • 70% humidity
Naperville
$125–$475 testing • 71% humidity
Rockford
$125–$475 testing • 69% humidity
Springfield
$125–$475 testing • 69% humidity
Elgin
$125–$475 testing • 70% humidity
Peoria
$125–$475 testing • 69% humidity
Waukegan
$125–$475 testing • 72% humidity
Champaign
$125–$475 testing • 68% humidity
Cicero
$125–$475 testing • 71% humidity
Bloomington
$125–$475 testing • 69% humidity
Schaumburg
$125–$475 testing • 70% humidity
Evanston
$125–$475 testing • 71% humidity
Arlington Heights
$125–$475 testing • 70% humidity
Licensing & certification in Illinois
Illinois does not require a specific mold remediation license. Reputable contractors hold IICRC S520 certification and general liability insurance. Verify credentials independently.
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