Mold Removal Cost In Maryland Heights, MO

A typical professional mold job in Maryland Heights runs about $1,450 to $5,700 before rebuild. Maryland Heights sits in St. Louis County.

1974Median year homes were built

67%Homes built before 1980

42%Homes rented, not owned

$215,300Median home value

13,222Housing units

27,981People

Figures for Maryland Heights city from Census ACS 2019 to 2023.

Half the homes in Maryland Heights were built before 1974, and 67 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 42 percent of homes in Maryland Heights are rented, so most households here carry an owner's policy on the building itself.

Typical Prices In Maryland Heights

JobSizeNational RangeMaryland Heights Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,450 to $5,700
Mold Remediationan attic$2,000 to $7,500$1,900 to $7,150
Mold Inspection and Testinga visual inspection$200 to $600$200 to $550
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $950
Mold Inspection and Testinga clearance test$300 to $800$300 to $750

Estimate is the national range times 95.1 divided by 100, the price level for St. Louis, MO-IL, 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 $5,700, that cap falls short by about $700 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates St. Louis County high for inland flooding, cold wave, winter weather. 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 High
Coastal floodingNot Applicable
HurricaneVery Low
Cold waveVery High
Winter weatherVery High

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

ZIP Code Neighborhoods In Maryland Heights

ZIPMedian Year BuiltHomes RentedMedian Home Value
63043197128%$215,900
63146197441%$283,600

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