Mold Removal Cost And Risk In LaSalle County, IL

A typical professional mold job in LaSalle County runs about $1,300 to $5,250 before rebuild, using the Illinois nonmetro price level. Below are the 26 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Illinois rules.

1963Median year homes were built

71%Homes built before 1980

26%Homes rented, not owned

$154,900Median home value

49,838Housing units

109,049People

Housing figures from Census ACS 2019 to 2023.

Half the homes in LaSalle County were built before 1963, and 71 percent went up before 1980. Older plumbing, roofs and window seals are where slow leaks start, and slow leaks are the mold most home policies leave out. About 26 percent of homes in LaSalle County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 61334 has the oldest homes here, a median year of 1938, and ZIP 60549 the newest, 2003.

Typical Prices In LaSalle County

JobSizeNational RangeLaSalle County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,300 to $5,250
Mold Remediationan attic$2,000 to $7,500$1,750 to $6,550
Mold Inspection and Testinga visual inspection$200 to $600$150 to $500
Mold Inspection and Testingan inspection with samples$300 to $1,000$250 to $850
Mold Inspection and Testinga clearance test$300 to $800$250 to $700

Estimate is the national range times 87.4 divided by 100, the price level for the nonmetro part of the state, rounded to $50. National ranges from Remediational cost guide, price level from BEA Regional Price Parities 2024.

The standard limited fungi endorsement caps mold at $5,000. Against a typical job here of up to $5,250, that cap falls short by about $250 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates LaSalle County high for cold wave. Water from these events is where mold claims start, and flood water is a separate policy. FloodSmart says mold damage is not covered under standard NFIP flood policies. FloodSmart

HazardFEMA Risk Rating
Inland floodingRelatively Moderate
Coastal floodingNot Applicable
HurricaneVery Low
Cold waveRelatively High
Winter weatherRelatively Moderate

Source FEMA National Risk Index, December 2025, county level.

ZIP Code Neighborhoods In LaSalle County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
60470LaSalle County194387%$113,800
60518LaSalle County196568%$151,200
60531LaSalle County195973%$225,800
60537Millington197456%$204,800
60549LaSalle County200337%$292,000
60551LaSalle County198544%$247,300
60557LaSalle CountyNot published100%Not published
61301LaSalle County195680%$117,800
61316LaSalle County195492%$86,800
61321LaSalle County197182%$86,600
61325LaSalle County194684%$179,900
61332LaSalle County196383%$82,800
61334LaSalle County193893%$119,700
61341LaSalle County197558%$179,400
61342LaSalle County196376%$132,700
61348LaSalle County195878%$139,100
61350LaSalle County196169%$157,100
61354LaSalle County195879%$160,100
61358LaSalle County197271%$204,000
61360LaSalle County197754%$240,800
61364LaSalle County195686%$97,300
61370LaSalle County196168%$153,300
61371TriumphNot published100%Not published
61372Troy Grove197352%$186,300
61373LaSalle County197951%$222,600
61377LaSalle County194982%$127,300

ZIP areas are Census ZIP Code Tabulation Areas, placed in the county that holds most of their land, per the Census 2020 ZIP relationship files.

Illinois Rules On Mold

Illinois Mold And Insurance Rules

All Illinois Mold And Insurance Rules lines

Illinois Department of Insurance

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Area Map

LaSalle County Area

Ottawa, IL