Mold Removal Cost And Risk In Warren County, OH

A typical professional mold job in Warren County runs about $1,450 to $5,700 before rebuild, using the Cincinnati, OH-KY-IN price level. Below are the 12 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Ohio rules.

1994Median year homes were built

32%Homes built before 1980

20%Homes rented, not owned

$319,700Median home value

94,910Housing units

246,364People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $22.81 an hour, BLS May 2025 wage survey.

Half the homes in Warren County were built before 1994, and 32 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 20 percent of homes in Warren County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 45032 has the oldest homes here, a median year of 1957, and ZIP 45065 the newest, 2003.

Typical Prices In Warren County

JobSizeNational RangeWarren County 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 95.4 divided by 100, the price level for Cincinnati, OH-KY-IN, 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 none of the water hazards below as high for Warren County.

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

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

ZIP Code Neighborhoods In Warren County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
45005Warren County197262%$201,200
45032Harveysburg195757%$150,000
45034Kings Mills199613%$312,100
45036Warren County199240%$317,600
45039Warren County199715%$294,100
45040Mason199718%$403,700
45054Warren County198938%$297,700
45065South Lebanon200339%$313,100
45066Warren County199625%$362,500
45068Warren County198546%$325,000
45152Warren County199436%$327,700
45162Warren County197563%$215,300

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.

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Warren County Area

Cincinnati, OH-KY-IN